Merge branch 'main' into main

.ci/install.sh

@@ -13,24 +13,21 @@ aptget_update()
         return 1
     fi
 }
-if [[ $(uname) != CYGWIN* ]]; then
+aptget_update || aptget_update retry || aptget_update retry
-    aptget_update || aptget_update retry || aptget_update retry
-fi
 
 set -e
 
-if [[ $(uname) != CYGWIN* ]]; then
+sudo apt-get -qq install libfreetype6-dev liblcms2-dev libtiff-dev python3-tk\
-    sudo apt-get -qq install libfreetype6-dev liblcms2-dev libtiff-dev python3-tk\
+                         ghostscript libjpeg-turbo8-dev libopenjp2-7-dev\
-                             ghostscript libjpeg-turbo8-dev libopenjp2-7-dev\
+                         cmake meson imagemagick libharfbuzz-dev libfribidi-dev\
-                             cmake meson imagemagick libharfbuzz-dev libfribidi-dev\
+                         sway wl-clipboard libopenblas-dev nasm
-                             sway wl-clipboard libopenblas-dev nasm
-fi
 
 python3 -m pip install --upgrade pip
 python3 -m pip install --upgrade wheel
 python3 -m pip install coverage
 python3 -m pip install defusedxml
 python3 -m pip install ipython
+python3 -m pip install numpy
 python3 -m pip install olefile
 python3 -m pip install -U pytest
 python3 -m pip install -U pytest-cov
@@ -40,36 +37,24 @@ python3 -m pip install pyroma
 # fails on beta 3.14 and PyPy
 python3 -m pip install --only-binary=:all: pyarrow || true
 
-if [[ $(uname) != CYGWIN* ]]; then
+# PyQt6 doesn't support PyPy3
-    python3 -m pip install numpy
+if [[ $GHA_PYTHON_VERSION == 3.* ]]; then
-
+    sudo apt-get -qq install libegl1 libxcb-cursor0 libxcb-icccm4 libxcb-image0 libxcb-keysyms1 libxcb-randr0 libxcb-render-util0 libxcb-shape0 libxkbcommon-x11-0
-    # PyQt6 doesn't support PyPy3
+    # TODO Update condition when pyqt6 supports free-threading
-    if [[ $GHA_PYTHON_VERSION == 3.* ]]; then
+    if ! [[ "$PYTHON_GIL" == "0" ]]; then python3 -m pip install pyqt6 ; fi
-        sudo apt-get -qq install libegl1 libxcb-cursor0 libxcb-icccm4 libxcb-image0 libxcb-keysyms1 libxcb-randr0 libxcb-render-util0 libxcb-shape0 libxkbcommon-x11-0
-        # TODO Update condition when pyqt6 supports free-threading
-        if ! [[ "$PYTHON_GIL" == "0" ]]; then python3 -m pip install pyqt6 ; fi
-    fi
-
-    # Pyroma uses non-isolated build and fails with old setuptools
-    if [[ $GHA_PYTHON_VERSION == 3.9 ]]; then
-        # To match pyproject.toml
-        python3 -m pip install "setuptools>=77"
-    fi
-
-    # webp
-    pushd depends && ./install_webp.sh && popd
-
-    # libimagequant
-    pushd depends && ./install_imagequant.sh && popd
-
-    # raqm
-    pushd depends && ./install_raqm.sh && popd
-
-    # libavif
-    pushd depends && ./install_libavif.sh && popd
-
-    # extra test images
-    pushd depends && ./install_extra_test_images.sh && popd
-else
-    cd depends && ./install_extra_test_images.sh && cd ..
 fi
+
+# webp
+pushd depends && ./install_webp.sh && popd
+
+# libimagequant
+pushd depends && ./install_imagequant.sh && popd
+
+# raqm
+pushd depends && sudo ./install_raqm.sh && popd
+
+# libavif
+pushd depends && sudo ./install_libavif.sh && popd
+
+# extra test images
+pushd depends && ./install_extra_test_images.sh && popd

.ci/requirements-cibw.txt

@@ -1 +1 @@
-cibuildwheel==2.23.3
+cibuildwheel==3.2.1

.ci/requirements-mypy.txt

@@ -1,9 +1,13 @@
-mypy==1.15.0
+mypy==1.18.2
+arro3-compute
+arro3-core
 IceSpringPySideStubs-PyQt6
 IceSpringPySideStubs-PySide6
 ipython
 numpy
 packaging
+pyarrow-stubs
+pybind11
 pytest
 sphinx
 types-atheris

.ci/test.cmd

@@ -1,3 +1,3 @@
 python.exe -c "from PIL import Image"
 IF ERRORLEVEL 1 EXIT /B
-python.exe -bb -m pytest -v -x -W always --cov PIL --cov Tests --cov-report term --cov-report xml Tests
+python.exe -bb -m pytest -vv -x -W always --cov PIL --cov Tests --cov-report term --cov-report xml Tests

.ci/test.sh

@@ -4,4 +4,4 @@ set -e
 
 python3 -c "from PIL import Image"
 
-python3 -bb -m pytest -v -x -W always --cov PIL --cov Tests --cov-report term --cov-report xml Tests $REVERSE
+python3 -bb -m pytest -vv -x -W always --cov PIL --cov Tests --cov-report term --cov-report xml Tests $REVERSE

.coveragerc

@@ -18,6 +18,5 @@ exclude_also =
 
 [run]
 omit =
-    Tests/32bit_segfault_check.py
+    checks/*.py
-    Tests/check_*.py
     Tests/createfontdatachunk.py

.github/mergify.yml

@@ -8,7 +8,6 @@ pull_request_rules:
       - status-success=Docker Test Successful
       - status-success=Windows Test Successful
       - status-success=MinGW
-      - status-success=Cygwin Test Successful
     actions:
       merge:
         method: merge

.github/workflows/docs.yml

@@ -32,12 +32,12 @@ jobs:
     name: Docs
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
       with:
         persist-credentials: false
 
     - name: Set up Python
-      uses: actions/setup-python@v5
+      uses: actions/setup-python@v6
       with:
         python-version: "3.x"
         cache: pip

.github/workflows/lint.yml

@@ -20,7 +20,7 @@ jobs:
     name: Lint
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
       with:
         persist-credentials: false
 
@@ -33,7 +33,7 @@ jobs:
           lint-pre-commit-
 
     - name: Set up Python
-      uses: actions/setup-python@v5
+      uses: actions/setup-python@v6
       with:
         python-version: "3.x"
         cache: pip

.github/workflows/macos-install.sh

@@ -2,9 +2,6 @@
 
 set -e
 
-if [[ "$ImageOS" == "macos13" ]]; then
-    brew uninstall gradle maven
-fi
 brew install \
     aom \
     dav1d \

.github/workflows/stale.yml

@@ -22,7 +22,7 @@ jobs:
 
     steps:
     - name: "Check issues"
-      uses: actions/stale@v9
+      uses: actions/stale@v10
       with:
         repo-token: ${{ secrets.GITHUB_TOKEN }}
         only-labels: "Awaiting OP Action"

.github/workflows/test-cygwin.yml

@@ -1,154 +0,0 @@
-name: Test Cygwin
-
-on:
-  push:
-    branches:
-      - "**"
-    paths-ignore:
-      - ".github/workflows/docs.yml"
-      - ".github/workflows/wheels*"
-      - ".gitmodules"
-      - "docs/**"
-      - "wheels/**"
-  pull_request:
-    paths-ignore:
-      - ".github/workflows/docs.yml"
-      - ".github/workflows/wheels*"
-      - ".gitmodules"
-      - "docs/**"
-      - "wheels/**"
-  workflow_dispatch:
-
-permissions:
-  contents: read
-
-concurrency:
-  group: ${{ github.workflow }}-${{ github.ref }}
-  cancel-in-progress: true
-
-env:
-  COVERAGE_CORE: sysmon
-
-jobs:
-  build:
-    runs-on: windows-latest
-    strategy:
-      fail-fast: false
-      matrix:
-        python-minor-version: [9]
-
-    timeout-minutes: 40
-
-    name: Python 3.${{ matrix.python-minor-version }}
-
-    steps:
-      - name: Fix line endings
-        run: |
-          git config --global core.autocrlf input
-
-      - name: Checkout Pillow
-        uses: actions/checkout@v4
-        with:
-          persist-credentials: false
-
-      - name: Install Cygwin
-        uses: cygwin/cygwin-install-action@v5
-        with:
-          packages: >
-            gcc-g++
-            ghostscript
-            git
-            ImageMagick
-            jpeg
-            libfreetype-devel
-            libimagequant-devel
-            libjpeg-devel
-            liblapack-devel
-            liblcms2-devel
-            libopenjp2-devel
-            libraqm-devel
-            libtiff-devel
-            libwebp-devel
-            libxcb-devel
-            libxcb-xinerama0
-            make
-            netpbm
-            perl
-            python3${{ matrix.python-minor-version }}-cython
-            python3${{ matrix.python-minor-version }}-devel
-            python3${{ matrix.python-minor-version }}-ipython
-            python3${{ matrix.python-minor-version }}-numpy
-            python3${{ matrix.python-minor-version }}-sip
-            python3${{ matrix.python-minor-version }}-tkinter
-            wget
-            xorg-server-extra
-            zlib-devel
-
-      - name: Add Lapack to PATH
-        uses: egor-tensin/cleanup-path@v4
-        with:
-          dirs: 'C:\cygwin\bin;C:\cygwin\lib\lapack'
-
-      - name: Select Python version
-        run: |
-          ln -sf c:/cygwin/bin/python3.${{ matrix.python-minor-version }} c:/cygwin/bin/python3
-
-      - name: pip cache
-        uses: actions/cache@v4
-        with:
-          path: 'C:\cygwin\home\runneradmin\.cache\pip'
-          key: ${{ runner.os }}-cygwin-pip3.${{ matrix.python-minor-version }}-${{ hashFiles('.ci/install.sh') }}
-          restore-keys: |
-            ${{ runner.os }}-cygwin-pip3.${{ matrix.python-minor-version }}-
-
-      - name: Build system information
-        run: |
-          dash.exe -c "python3 .github/workflows/system-info.py"
-
-      - name: Install dependencies
-        run: |
-          bash.exe .ci/install.sh
-
-      - name: Build
-        shell: bash.exe -eo pipefail -o igncr "{0}"
-        run: |
-          .ci/build.sh
-
-      - name: Test
-        run: |
-          bash.exe xvfb-run -s '-screen 0 1024x768x24' .ci/test.sh
-
-      - name: Prepare to upload errors
-        if: failure()
-        run: |
-          dash.exe -c "mkdir -p Tests/errors"
-
-      - name: Upload errors
-        uses: actions/upload-artifact@v4
-        if: failure()
-        with:
-          name: errors
-          path: Tests/errors
-
-      - name: After success
-        run: |
-          bash.exe .ci/after_success.sh
-          rm C:\cygwin\bin\bash.EXE
-
-      - name: Upload coverage
-        uses: codecov/codecov-action@v5
-        with:
-          files: ./coverage.xml
-          flags: GHA_Cygwin
-          name: Cygwin Python 3.${{ matrix.python-minor-version }}
-          token: ${{ secrets.CODECOV_ORG_TOKEN }}
-
-  success:
-    permissions:
-      contents: none
-    needs: build
-    runs-on: ubuntu-latest
-    name: Cygwin Test Successful
-    steps:
-      - name: Success
-        run: echo Cygwin Test Successful

.github/workflows/test-docker.yml

@@ -47,7 +47,8 @@ jobs:
           centos-stream-10-amd64,
           debian-12-bookworm-x86,
           debian-12-bookworm-amd64,
-          fedora-41-amd64,
+          debian-13-trixie-x86,
+          debian-13-trixie-amd64,
           fedora-42-amd64,
           gentoo,
           ubuntu-22.04-jammy-amd64,
@@ -66,7 +67,7 @@ jobs:
     name: ${{ matrix.docker }}
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
       with:
         persist-credentials: false
 

.github/workflows/test-mingw.yml

@@ -45,7 +45,7 @@ jobs:
 
     steps:
       - name: Checkout Pillow
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           persist-credentials: false
 

.github/workflows/test-valgrind-memory.yml

@@ -0,0 +1,60 @@
+name: Test Valgrind Memory Leaks
+
+# like the Docker tests, but running valgrind only on *.c/*.h changes.
+
+# this is very expensive. Only run on the pull request.
+on:
+  # push:
+  #   branches:
+  #     - "**"
+  #   paths:
+  #     - ".github/workflows/test-valgrind.yml"
+  #     - "**.c"
+  #     - "**.h"
+  pull_request:
+    paths:
+      - ".github/workflows/test-valgrind.yml"
+      - "**.c"
+      - "**.h"
+      - "depends/docker-test-valgrind-memory.sh"
+  workflow_dispatch:
+
+permissions:
+  contents: read
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        docker: [
+          ubuntu-22.04-jammy-amd64-valgrind,
+        ]
+        dockerTag: [main]
+
+    name: ${{ matrix.docker }}
+
+    steps:
+    - uses: actions/checkout@v5
+      with:
+        persist-credentials: false
+
+    - name: Build system information
+      run: python3 .github/workflows/system-info.py
+
+    - name: Docker pull
+      run: |
+        docker pull pythonpillow/${{ matrix.docker }}:${{ matrix.dockerTag }}
+
+    - name: Build and Run Valgrind
+      run: |
+        # The Pillow user in the docker container is UID 1001
+        sudo chown -R 1001 $GITHUB_WORKSPACE
+        docker run --name pillow_container -e "PILLOW_VALGRIND_TEST=true" -v $GITHUB_WORKSPACE:/Pillow pythonpillow/${{ matrix.docker }}:${{ matrix.dockerTag }} /Pillow/depends/docker-test-valgrind-memory.sh
+        sudo chown -R runner $GITHUB_WORKSPACE

.github/workflows/test-valgrind.yml

@@ -39,7 +39,7 @@ jobs:
     name: ${{ matrix.docker }}
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
       with:
         persist-credentials: false
 

.github/workflows/test-windows.yml

@@ -31,16 +31,15 @@ env:
 
 jobs:
   build:
-    runs-on: ${{ matrix.os }}
+    runs-on: windows-latest
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["pypy3.11", "pypy3.10", "3.10", "3.11", "3.12", "3.13", "3.14"]
+        python-version: ["pypy3.11", "3.11", "3.12", "3.13", "3.14"]
         architecture: ["x64"]
-        os: ["windows-latest"]
         include:
             # Test the oldest Python on 32-bit
-            - { python-version: "3.9", architecture: "x86", os: "windows-2019" }
+            - { python-version: "3.10", architecture: "x86" }
 
     timeout-minutes: 45
 
@@ -48,19 +47,19 @@ jobs:
 
     steps:
     - name: Checkout Pillow
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
       with:
         persist-credentials: false
 
     - name: Checkout cached dependencies
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
       with:
         persist-credentials: false
         repository: python-pillow/pillow-depends
         path: winbuild\depends
 
     - name: Checkout extra test images
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
       with:
         persist-credentials: false
         repository: python-pillow/test-images
@@ -68,7 +67,7 @@ jobs:
 
     # sets env: pythonLocation
     - name: Set up Python
-      uses: actions/setup-python@v5
+      uses: actions/setup-python@v6
       with:
         python-version: ${{ matrix.python-version }}
         allow-prereleases: true
@@ -98,8 +97,8 @@ jobs:
         choco install nasm --no-progress
         echo "C:\Program Files\NASM" >> $env:GITHUB_PATH
 
-        choco install ghostscript --version=10.5.1 --no-progress
+        choco install ghostscript --version=10.6.0 --no-progress
-        echo "C:\Program Files\gs\gs10.05.1\bin" >> $env:GITHUB_PATH
+        echo "C:\Program Files\gs\gs10.06.0\bin" >> $env:GITHUB_PATH
 
         # Install extra test images
         xcopy /S /Y Tests\test-images\* Tests\images

.github/workflows/test.yml

@@ -42,35 +42,35 @@ jobs:
         ]
         python-version: [
           "pypy3.11",
-          "pypy3.10",
+          "3.14t",
           "3.14",
           "3.13t",
           "3.13",
           "3.12",
           "3.11",
           "3.10",
-          "3.9",
         ]
         include:
-        - { python-version: "3.11", PYTHONOPTIMIZE: 1, REVERSE: "--reverse" }
+        - { python-version: "3.12", PYTHONOPTIMIZE: 1, REVERSE: "--reverse" }
-        - { python-version: "3.10", PYTHONOPTIMIZE: 2 }
+        - { python-version: "3.11", PYTHONOPTIMIZE: 2 }
         # Free-threaded
+        - { python-version: "3.14t", disable-gil: true }
         - { python-version: "3.13t", disable-gil: true }
-        # M1 only available for 3.10+
+        # Intel
-        - { os: "macos-13", python-version: "3.9" }
+        - { os: "macos-15-intel", python-version: "3.10" }
         exclude:
-        - { os: "macos-latest", python-version: "3.9" }
+        - { os: "macos-latest", python-version: "3.10" }
 
     runs-on: ${{ matrix.os }}
     name: ${{ matrix.os }} Python ${{ matrix.python-version }}
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
       with:
         persist-credentials: false
 
     - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v5
+      uses: actions/setup-python@v6
       with:
         python-version: ${{ matrix.python-version }}
         allow-prereleases: true
@@ -111,7 +111,7 @@ jobs:
         GHA_PYTHON_VERSION: ${{ matrix.python-version }}
 
     - name: Register gcc problem matcher
-      if: "matrix.os == 'ubuntu-latest' && matrix.python-version == '3.13'"
+      if: "matrix.os == 'ubuntu-latest' && matrix.python-version == '3.14'"
       run: echo "::add-matcher::.github/problem-matchers/gcc.json"
 
     - name: Build

.github/workflows/wheels-dependencies.sh

@@ -1,77 +1,164 @@
 #!/bin/bash
 
-# Setup that needs to be done before multibuild utils are invoked
+# Safety check - Pillow builds require that CIBW_ARCHS is set, and that it only
-PROJECTDIR=$(pwd)
+# contains a single value (even though cibuildwheel allows multiple values in
-if [[ "$(uname -s)" == "Darwin" ]]; then
+# CIBW_ARCHS). This check doesn't work on Linux because of how the CIBW_ARCHS
-    # Safety check - macOS builds require that CIBW_ARCHS is set, and that it
+# variable is exposed.
-    # only contains a single value (even though cibuildwheel allows multiple
+function check_cibw_archs {
-    # values in CIBW_ARCHS).
     if [[ -z "$CIBW_ARCHS" ]]; then
-        echo "ERROR: Pillow macOS builds require CIBW_ARCHS be defined."
+        echo "ERROR: Pillow builds require CIBW_ARCHS be defined."
         exit 1
     fi
     if [[ "$CIBW_ARCHS" == *" "* ]]; then
-        echo "ERROR: Pillow macOS builds only support a single architecture in CIBW_ARCHS."
+        echo "ERROR: Pillow builds only support a single architecture in CIBW_ARCHS."
         exit 1
     fi
+}
 
+# Setup that needs to be done before multibuild utils are invoked. Process
+# potential cross-build platforms before native platforms to ensure that we pick
+# up the cross environment.
+PROJECTDIR=$(pwd)
+if [[ "$CIBW_PLATFORM" == "ios" ]]; then
+    check_cibw_archs
+    # On iOS, CIBW_ARCHS is actually a multi-arch - arm64_iphoneos,
+    # arm64_iphonesimulator or x86_64_iphonesimulator. Split into the CPU
+    # platform, and the iOS SDK.
+    PLAT=$(echo $CIBW_ARCHS | sed "s/\(.*\)_\(.*\)/\1/")
+    IOS_SDK=$(echo $CIBW_ARCHS | sed "s/\(.*\)_\(.*\)/\2/")
+
+    # Build iOS builds in `build/iphoneos` or `build/iphonesimulator`
+    # (depending on the build target). Install them into `build/deps/iphoneos`
+    # or `build/deps/iphonesimulator`
+    WORKDIR=$(pwd)/build/$IOS_SDK
+    BUILD_PREFIX=$(pwd)/build/deps/$IOS_SDK
+    PATCH_DIR=$(pwd)/patches/iOS
+
+    # GNU tooling insists on using aarch64 rather than arm64
+    if [[ $PLAT == "arm64" ]]; then
+        GNU_ARCH=aarch64
+    else
+        GNU_ARCH=x86_64
+    fi
+
+    IOS_SDK_PATH=$(xcrun --sdk $IOS_SDK --show-sdk-path)
+    CMAKE_SYSTEM_NAME=iOS
+    IOS_HOST_TRIPLE=$PLAT-apple-ios$IPHONEOS_DEPLOYMENT_TARGET
+    if [[ "$IOS_SDK" == "iphonesimulator" ]]; then
+        IOS_HOST_TRIPLE=$IOS_HOST_TRIPLE-simulator
+    fi
+
+    # GNU Autotools doesn't recognize the existence of arm64-apple-ios-simulator
+    # as a valid host. However, the only difference between arm64-apple-ios and
+    # arm64-apple-ios-simulator is the choice of sysroot, and that is
+    # coordinated by CC, CFLAGS etc. From the perspective of configure, the two
+    # platforms are identical, so we can use arm64-apple-ios consistently.
+    # This (mostly) avoids us needing to patch config.sub in dependency sources.
+    HOST_CONFIGURE_FLAGS="--disable-shared --enable-static --host=$GNU_ARCH-apple-ios --build=$GNU_ARCH-apple-darwin"
+
+    # CMake has native support for iOS. However, most of that support is based
+    # on using the Xcode builder, which isn't very helpful for most of Pillow's
+    # dependencies. Therefore, we lean on the OSX configurations, plus CC, CFLAGS
+    # etc. to ensure the right sysroot is selected.
+    HOST_CMAKE_FLAGS="-DCMAKE_SYSTEM_NAME=$CMAKE_SYSTEM_NAME -DCMAKE_SYSTEM_PROCESSOR=$GNU_ARCH -DCMAKE_OSX_DEPLOYMENT_TARGET=$IPHONEOS_DEPLOYMENT_TARGET -DCMAKE_OSX_SYSROOT=$IOS_SDK_PATH -DBUILD_SHARED_LIBS=NO -DENABLE_SHARED=NO"
+
+    # Meson needs to be pointed at a cross-platform configuration file
+    # This will be generated once CC etc. have been evaluated.
+    HOST_MESON_FLAGS="--cross-file $WORKDIR/meson-cross.txt -Dprefer_static=true -Ddefault_library=static"
+
+elif [[ "$(uname -s)" == "Darwin" ]]; then
+    check_cibw_archs
     # Build macOS dependencies in `build/darwin`
     # Install them into `build/deps/darwin`
+    PLAT=$CIBW_ARCHS
     WORKDIR=$(pwd)/build/darwin
     BUILD_PREFIX=$(pwd)/build/deps/darwin
 else
     # Build prefix will default to /usr/local
+    PLAT="${CIBW_ARCHS:-$AUDITWHEEL_ARCH}"
     WORKDIR=$(pwd)/build
     MB_ML_LIBC=${AUDITWHEEL_POLICY::9}
     MB_ML_VER=${AUDITWHEEL_POLICY:9}
 fi
-PLAT="${CIBW_ARCHS:-$AUDITWHEEL_ARCH}"
 
 # Define custom utilities
 source wheels/multibuild/common_utils.sh
 source wheels/multibuild/library_builders.sh
-if [ -z "$IS_MACOS" ]; then
+if [[ -z "$IS_MACOS" ]]; then
     source wheels/multibuild/manylinux_utils.sh
 fi
 
 ARCHIVE_SDIR=pillow-depends-main
 
-# Package versions for fresh source builds
+# Package versions for fresh source builds. Version numbers with "Patched"
-FREETYPE_VERSION=2.13.3
+# annotations have a source code patch that is required for some platforms. If
-HARFBUZZ_VERSION=11.2.1
+# you change those versions, ensure the patch is also updated.
-LIBPNG_VERSION=1.6.48
+if [[ -n "$IOS_SDK" ]]; then
-JPEGTURBO_VERSION=3.1.0
+  FREETYPE_VERSION=2.13.3
-OPENJPEG_VERSION=2.5.3
+else
+  FREETYPE_VERSION=2.14.1
+fi
+HARFBUZZ_VERSION=12.1.0
+LIBPNG_VERSION=1.6.50
+JPEGTURBO_VERSION=3.1.2
+OPENJPEG_VERSION=2.5.4
 XZ_VERSION=5.8.1
-TIFF_VERSION=4.7.0
+ZSTD_VERSION=1.5.7
+TIFF_VERSION=4.7.1
 LCMS2_VERSION=2.17
-ZLIB_VERSION=1.3.1
+ZLIB_NG_VERSION=2.2.5
-ZLIB_NG_VERSION=2.2.4
+LIBWEBP_VERSION=1.6.0
-LIBWEBP_VERSION=1.5.0
 BZIP2_VERSION=1.0.8
 LIBXCB_VERSION=1.17.0
-BROTLI_VERSION=1.1.0
+BROTLI_VERSION=1.1.0  # Patched; next release won't need patching. See patch file.
+LIBAVIF_VERSION=1.3.0
 
 function build_pkg_config {
     if [ -e pkg-config-stamp ]; then return; fi
-    # This essentially duplicates the Homebrew recipe
+    # This essentially duplicates the Homebrew recipe.
-    CFLAGS="$CFLAGS -Wno-int-conversion" build_simple pkg-config 0.29.2 https://pkg-config.freedesktop.org/releases tar.gz \
+    # On iOS, we need a binary that can be executed on the build machine; but we
+    # can create a host-specific pc-path to store iOS .pc files. To ensure a
+    # macOS-compatible build, we temporarily clear environment flags that set
+    # iOS-specific values.
+    if [[ -n "$IOS_SDK" ]]; then
+        ORIGINAL_HOST_CONFIGURE_FLAGS=$HOST_CONFIGURE_FLAGS
+        ORIGINAL_IPHONEOS_DEPLOYMENT_TARGET=$IPHONEOS_DEPLOYMENT_TARGET
+        unset HOST_CONFIGURE_FLAGS
+        unset IPHONEOS_DEPLOYMENT_TARGET
+    fi
+
+    CFLAGS="$CFLAGS -Wno-int-conversion" CPPFLAGS="" build_simple pkg-config 0.29.2 https://pkg-config.freedesktop.org/releases tar.gz \
         --disable-debug --disable-host-tool --with-internal-glib \
         --with-pc-path=$BUILD_PREFIX/share/pkgconfig:$BUILD_PREFIX/lib/pkgconfig \
         --with-system-include-path=$(xcrun --show-sdk-path --sdk macosx)/usr/include
+
+    if [[ -n "$IOS_SDK" ]]; then
+        HOST_CONFIGURE_FLAGS=$ORIGINAL_HOST_CONFIGURE_FLAGS
+        IPHONEOS_DEPLOYMENT_TARGET=$ORIGINAL_IPHONEOS_DEPLOYMENT_TARGET
+    fi;
+
     export PKG_CONFIG=$BUILD_PREFIX/bin/pkg-config
     touch pkg-config-stamp
 }
 
 function build_zlib_ng {
     if [ -e zlib-stamp ]; then return; fi
+    # zlib-ng uses a "configure" script, but it's not a GNU autotools script, so
+    # it doesn't honor the usual flags. Temporarily disable any
+    # cross-compilation flags.
+    ORIGINAL_HOST_CONFIGURE_FLAGS=$HOST_CONFIGURE_FLAGS
+    unset HOST_CONFIGURE_FLAGS
+
     build_github zlib-ng/zlib-ng $ZLIB_NG_VERSION --zlib-compat
 
-    if [ -n "$IS_MACOS" ]; then
+    HOST_CONFIGURE_FLAGS=$ORIGINAL_HOST_CONFIGURE_FLAGS
+
+    if [[ -n "$IS_MACOS" ]] && [[ -z "$IOS_SDK" ]]; then
         # Ensure that on macOS, the library name is an absolute path, not an
         # @rpath, so that delocate picks up the right library (and doesn't need
         # DYLD_LIBRARY_PATH to be set). The default Makefile doesn't have an
-        # option to control the install_name.
+        # option to control the install_name. This isn't needed on iOS, as iOS
+        # only builds the static library.
         install_name_tool -id $BUILD_PREFIX/lib/libz.1.dylib $BUILD_PREFIX/lib/libz.1.dylib
     fi
     touch zlib-stamp
@@ -81,8 +168,8 @@ function build_brotli {
     if [ -e brotli-stamp ]; then return; fi
     local out_dir=$(fetch_unpack https://github.com/google/brotli/archive/v$BROTLI_VERSION.tar.gz brotli-$BROTLI_VERSION.tar.gz)
     (cd $out_dir \
-        && cmake -DCMAKE_INSTALL_PREFIX=$BUILD_PREFIX -DCMAKE_INSTALL_LIBDIR=$BUILD_PREFIX/lib -DCMAKE_INSTALL_NAME_DIR=$BUILD_PREFIX/lib . \
+        && cmake -DCMAKE_INSTALL_PREFIX=$BUILD_PREFIX -DCMAKE_INSTALL_LIBDIR=$BUILD_PREFIX/lib -DCMAKE_INSTALL_NAME_DIR=$BUILD_PREFIX/lib $HOST_CMAKE_FLAGS . \
-        && make install)
+        && make -j4 install)
     touch brotli-stamp
 }
 
@@ -92,46 +179,129 @@ function build_harfbuzz {
 
     local out_dir=$(fetch_unpack https://github.com/harfbuzz/harfbuzz/releases/download/$HARFBUZZ_VERSION/harfbuzz-$HARFBUZZ_VERSION.tar.xz harfbuzz-$HARFBUZZ_VERSION.tar.xz)
     (cd $out_dir \
-        && meson setup build --prefix=$BUILD_PREFIX --libdir=$BUILD_PREFIX/lib --buildtype=minsize -Dfreetype=enabled -Dglib=disabled -Dtests=disabled)
+        && meson setup build --prefix=$BUILD_PREFIX --libdir=$BUILD_PREFIX/lib --buildtype=minsize -Dfreetype=enabled -Dglib=disabled -Dtests=disabled $HOST_MESON_FLAGS)
     (cd $out_dir/build \
         && meson install)
     touch harfbuzz-stamp
 }
 
+function build_libavif {
+    if [ -e libavif-stamp ]; then return; fi
+
+    python3 -m pip install meson ninja
+
+    if ([[ "$PLAT" == "x86_64" ]] && [[ -z "$IOS_SDK" ]]) || [ -n "$SANITIZER" ]; then
+        build_simple nasm 2.16.03 https://www.nasm.us/pub/nasm/releasebuilds/2.16.03
+    fi
+
+    local build_type=MinSizeRel
+    local build_shared=ON
+    local lto=ON
+
+    local libavif_cmake_flags
+
+    if [[ -n "$IS_MACOS" ]]; then
+        lto=OFF
+        libavif_cmake_flags=(
+            -DCMAKE_C_FLAGS_MINSIZEREL="-Oz -DNDEBUG -flto" \
+            -DCMAKE_CXX_FLAGS_MINSIZEREL="-Oz -DNDEBUG -flto" \
+            -DCMAKE_SHARED_LINKER_FLAGS_INIT="-Wl,-S,-x,-dead_strip_dylibs" \
+        )
+        if [[ -n "$IOS_SDK" ]]; then
+            build_shared=OFF
+        fi
+    else
+        if [[ "$MB_ML_VER" == 2014 ]] && [[ "$PLAT" == "x86_64" ]]; then
+            build_type=Release
+        fi
+        libavif_cmake_flags=(-DCMAKE_SHARED_LINKER_FLAGS_INIT="-Wl,--strip-all,-z,relro,-z,now")
+    fi
+    if [[ -n "$IOS_SDK" ]] && [[ "$PLAT" == "x86_64" ]]; then
+        libavif_cmake_flags+=(-DAOM_TARGET_CPU=generic)
+    else
+        libavif_cmake_flags+=(
+            -DAVIF_CODEC_AOM_DECODE=OFF \
+            -DAVIF_CODEC_DAV1D=LOCAL
+        )
+    fi
+
+    local out_dir=$(fetch_unpack https://github.com/AOMediaCodec/libavif/archive/refs/tags/v$LIBAVIF_VERSION.tar.gz libavif-$LIBAVIF_VERSION.tar.gz)
+
+    # CONFIG_AV1_HIGHBITDEPTH=0 is a flag for libaom (included as a subproject
+    # of libavif) that disables support for encoding high bit depth images.
+    (cd $out_dir \
+        && cmake \
+            -DCMAKE_INSTALL_PREFIX=$BUILD_PREFIX \
+            -DCMAKE_INSTALL_LIBDIR=$BUILD_PREFIX/lib \
+            -DCMAKE_INSTALL_NAME_DIR=$BUILD_PREFIX/lib \
+            -DBUILD_SHARED_LIBS=$build_shared \
+            -DAVIF_LIBSHARPYUV=LOCAL \
+            -DAVIF_LIBYUV=LOCAL \
+            -DAVIF_CODEC_AOM=LOCAL \
+            -DCONFIG_AV1_HIGHBITDEPTH=0 \
+            -DCMAKE_INTERPROCEDURAL_OPTIMIZATION=$lto \
+            -DCMAKE_C_VISIBILITY_PRESET=hidden \
+            -DCMAKE_CXX_VISIBILITY_PRESET=hidden \
+            -DCMAKE_BUILD_TYPE=$build_type \
+            "${libavif_cmake_flags[@]}" \
+            $HOST_CMAKE_FLAGS . )
+
+    if [[ -n "$IOS_SDK" ]]; then
+        # libavif's CMake configuration generates a meson cross file... but it
+        # doesn't work for iOS cross-compilation. Copy in Pillow-generated
+        # meson-cross config to replace the cmake-generated version.
+        cp $WORKDIR/meson-cross.txt $out_dir/crossfile-apple.meson
+    fi
+
+    (cd $out_dir && make -j4 install)
+
+    touch libavif-stamp
+}
+
+function build_zstd {
+    if [ -e zstd-stamp ]; then return; fi
+    local out_dir=$(fetch_unpack https://github.com/facebook/zstd/releases/download/v$ZSTD_VERSION/zstd-$ZSTD_VERSION.tar.gz)
+    (cd $out_dir \
+        && make -j4 install)
+    touch zstd-stamp
+}
+
 function build {
     build_xz
     if [ -z "$IS_ALPINE" ] && [ -z "$SANITIZER" ] && [ -z "$IS_MACOS" ]; then
         yum remove -y zlib-devel
     fi
-    if [[ -n "$IS_MACOS" ]] && [[ "$MACOSX_DEPLOYMENT_TARGET" == "10.10" || "$MACOSX_DEPLOYMENT_TARGET" == "10.13" ]]; then
+    if [[ -n "$IS_MACOS" ]]; then
-        build_new_zlib
+        CFLAGS="$CFLAGS -headerpad_max_install_names" build_zlib_ng
     else
         build_zlib_ng
     fi
 
     build_simple xcb-proto 1.17.0 https://xorg.freedesktop.org/archive/individual/proto
-    if [ -n "$IS_MACOS" ]; then
+    if [[ -n "$IS_MACOS" ]]; then
         build_simple xorgproto 2024.1 https://www.x.org/pub/individual/proto
         build_simple libXau 1.0.12 https://www.x.org/pub/individual/lib
         build_simple libpthread-stubs 0.5 https://xcb.freedesktop.org/dist
     else
-        sed s/\${pc_sysrootdir\}// $BUILD_PREFIX/share/pkgconfig/xcb-proto.pc > $BUILD_PREFIX/lib/pkgconfig/xcb-proto.pc
+        sed "s/\${pc_sysrootdir\}//" $BUILD_PREFIX/share/pkgconfig/xcb-proto.pc > $BUILD_PREFIX/lib/pkgconfig/xcb-proto.pc
     fi
     build_simple libxcb $LIBXCB_VERSION https://www.x.org/releases/individual/lib
 
     build_libjpeg_turbo
-    if [ -n "$IS_MACOS" ]; then
+    if [[ -n "$IS_MACOS" ]]; then
         # Custom tiff build to include jpeg; by default, configure won't include
-        # headers/libs in the custom macOS prefix. Explicitly disable webp,
+        # headers/libs in the custom macOS/iOS prefix. Explicitly disable webp,
         # libdeflate and zstd, because on x86_64 macs, it will pick up the
         # Homebrew versions of those libraries from /usr/local.
         build_simple tiff $TIFF_VERSION https://download.osgeo.org/libtiff tar.gz \
             --with-jpeg-include-dir=$BUILD_PREFIX/include --with-jpeg-lib-dir=$BUILD_PREFIX/lib \
             --disable-webp --disable-libdeflate --disable-zstd
     else
+        build_zstd
         build_tiff
     fi
 
+    build_libavif
     build_libpng
     build_lcms2
     build_openjpeg
@@ -140,20 +310,58 @@ function build {
     if [[ -n "$IS_MACOS" ]]; then
         webp_cflags="$webp_cflags -Wl,-headerpad_max_install_names"
     fi
-    CFLAGS="$CFLAGS $webp_cflags" build_simple libwebp $LIBWEBP_VERSION \
+    webp_ldflags=""
+    if [[ -n "$IOS_SDK" ]]; then
+        webp_ldflags="$webp_ldflags -llzma -lz"
+    fi
+    CFLAGS="$CFLAGS $webp_cflags" LDFLAGS="$LDFLAGS $webp_ldflags" build_simple libwebp $LIBWEBP_VERSION \
         https://storage.googleapis.com/downloads.webmproject.org/releases/webp tar.gz \
         --enable-libwebpmux --enable-libwebpdemux
 
     build_brotli
 
-    if [ -n "$IS_MACOS" ]; then
+    if [[ -n "$IS_MACOS" ]]; then
         # Custom freetype build
+        if [[ -z "$IOS_SDK" ]]; then
+          build_simple sed 4.9 https://mirrors.middlendian.com/gnu/sed
+        fi
+
         build_simple freetype $FREETYPE_VERSION https://download.savannah.gnu.org/releases/freetype tar.gz --with-harfbuzz=no
     else
         build_freetype
     fi
 
-    build_harfbuzz
+    if [[ -z "$IOS_SDK" ]]; then
+        # On iOS, there's no vendor-provided raqm, and we can't ship it due to
+        # licensing, so there's no point building harfbuzz.
+        build_harfbuzz
+    fi
+}
+
+function create_meson_cross_config {
+    cat << EOF > $WORKDIR/meson-cross.txt
+[binaries]
+pkg-config = '$BUILD_PREFIX/bin/pkg-config'
+cmake = '$(which cmake)'
+c = '$CC'
+cpp = '$CXX'
+strip = '$STRIP'
+
+[built-in options]
+c_args = '$CFLAGS -I$BUILD_PREFIX/include'
+cpp_args = '$CXXFLAGS -I$BUILD_PREFIX/include'
+c_link_args = '$CFLAGS -L$BUILD_PREFIX/lib'
+cpp_link_args = '$CFLAGS -L$BUILD_PREFIX/lib'
+
+[host_machine]
+system = 'darwin'
+subsystem = 'ios'
+kernel = 'xnu'
+cpu_family = '$(uname -m)'
+cpu = '$(uname -m)'
+endian = 'little'
+
+EOF
 }
 
 # Perform all dependency builds in the build subfolder.
@@ -172,28 +380,53 @@ if [[ ! -d $WORKDIR/pillow-depends-main ]]; then
 fi
 
 if [[ -n "$IS_MACOS" ]]; then
-    # Homebrew (or similar packaging environments) install can contain some of
-    # the libraries that we're going to build. However, they may be compiled
-    # with a MACOSX_DEPLOYMENT_TARGET that doesn't match what we want to use,
-    # and they may bring in other dependencies that we don't want. The same will
-    # be true of any other locations on the path. To avoid conflicts, strip the
-    # path down to the bare minimum (which, on macOS, won't include any
-    # development dependencies).
-    export PATH="$BUILD_PREFIX/bin:$(dirname $(which python3)):/usr/bin:/bin:/usr/sbin:/sbin:/Library/Apple/usr/bin"
-    export CMAKE_PREFIX_PATH=$BUILD_PREFIX
-
     # Ensure the basic structure of the build prefix directory exists.
     mkdir -p "$BUILD_PREFIX/bin"
     mkdir -p "$BUILD_PREFIX/lib"
 
-    # Ensure pkg-config is available
+    # Ensure pkg-config is available. This is done *before* setting CC, CFLAGS
+    # etc. to ensure that the build is *always* a macOS build, even when building
+    # for iOS.
     build_pkg_config
-    # Ensure cmake is available
+
+    # Ensure cmake is available, and that the default prefix used by CMake is
+    # the build prefix
     python3 -m pip install cmake
+    export CMAKE_PREFIX_PATH=$BUILD_PREFIX
+
+    if [[ -n "$IOS_SDK" ]]; then
+        export AR="$(xcrun --find --sdk $IOS_SDK ar)"
+        export CPP="$(xcrun --find --sdk $IOS_SDK clang) -E"
+        export CC=$(xcrun --find --sdk $IOS_SDK clang)
+        export CXX=$(xcrun --find --sdk $IOS_SDK clang++)
+        export LD=$(xcrun --find --sdk $IOS_SDK ld)
+        export STRIP=$(xcrun --find --sdk $IOS_SDK strip)
+
+        CPPFLAGS="$CPPFLAGS --sysroot=$IOS_SDK_PATH"
+        CFLAGS="-target $IOS_HOST_TRIPLE --sysroot=$IOS_SDK_PATH -mios-version-min=$IPHONEOS_DEPLOYMENT_TARGET"
+        CXXFLAGS="-target $IOS_HOST_TRIPLE --sysroot=$IOS_SDK_PATH -mios-version-min=$IPHONEOS_DEPLOYMENT_TARGET"
+
+        # Having IPHONEOS_DEPLOYMENT_TARGET in the environment causes problems
+        # with some cross-building toolchains, because it introduces implicit
+        # behavior into clang.
+        unset IPHONEOS_DEPLOYMENT_TARGET
+
+        # Now that we know CC etc., we can create a meson cross-configuration file
+        create_meson_cross_config
+    fi
 fi
 
 wrap_wheel_builder build
 
+# A safety catch for iOS. iOS can't use dynamic libraries, but clang will prefer
+# to link dynamic libraries to static libraries. The only way to reliably
+# prevent this is to not have dynamic libraries available in the first place.
+# The build process *shouldn't* generate any dylibs... but just in case, purge
+# any dylibs that *have* been installed into the build prefix directory.
+if [[ -n "$IOS_SDK" ]]; then
+    find "$BUILD_PREFIX" -name "*.dylib" -exec rm -rf {} \;
+fi
+
 # Return to the project root to finish the build
 popd > /dev/null
 

.github/workflows/wheels-test.ps1

@@ -9,17 +9,18 @@ if ("$venv" -like "*\cibw-run-*\pp*-win_amd64\*") {
     C:\vc_redist.x64.exe /install /quiet /norestart | Out-Null
 }
 $env:path += ";$pillow\winbuild\build\bin\"
-& "$venv\Scripts\activate.ps1"
+if (Test-Path $venv\Scripts\pypy.exe) {
-& reg add "HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\python.exe" /v "GlobalFlag" /t REG_SZ /d "0x02000000" /f
+  $python = "pypy.exe"
-if ("$venv" -like "*\cibw-run-*-win_amd64\*") {
+} else {
-  & python -m pip install numpy
+  $python = "python.exe"
 }
+& reg add "HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\python.exe" /v "GlobalFlag" /t REG_SZ /d "0x02000000" /f
 cd $pillow
-& python -VV
+& $venv\Scripts\$python -VV
 if (!$?) { exit $LASTEXITCODE }
-& python selftest.py
+& $venv\Scripts\$python selftest.py
 if (!$?) { exit $LASTEXITCODE }
-& python -m pytest -vx Tests\check_wheel.py
+& $venv\Scripts\$python -m pytest -vv -x checks\check_wheel.py
 if (!$?) { exit $LASTEXITCODE }
-& python -m pytest -vx Tests
+& $venv\Scripts\$python -m pytest -vv -x Tests
 if (!$?) { exit $LASTEXITCODE }

.github/workflows/wheels-test.sh

@@ -25,8 +25,6 @@ else
     yum install -y fribidi
 fi
 
-python3 -m pip install numpy
-
 if [ ! -d "test-images-main" ]; then
     curl -fsSL -o pillow-test-images.zip https://github.com/python-pillow/test-images/archive/main.zip
     unzip pillow-test-images.zip
@@ -35,5 +33,5 @@ fi
 
 # Runs tests
 python3 selftest.py
-python3 -m pytest Tests/check_wheel.py
+python3 -m pytest -vv -x checks/check_wheel.py
-python3 -m pytest
+python3 -m pytest -vv -x

.github/workflows/wheels.yml

@@ -39,6 +39,7 @@ concurrency:
   cancel-in-progress: true
 
 env:
+  EXPECTED_DISTS: 91
   FORCE_COLOR: 1
 
 jobs:
@@ -51,47 +52,67 @@ jobs:
       matrix:
         include:
           - name: "macOS 10.10 x86_64"
-            os: macos-13
+            platform: macos
+            os: macos-15-intel
             cibw_arch: x86_64
-            build: "cp3{9,10,11}*"
+            build: "cp3{10,11}*"
             macosx_deployment_target: "10.10"
           - name: "macOS 10.13 x86_64"
-            os: macos-13
+            platform: macos
+            os: macos-15-intel
             cibw_arch: x86_64
             build: "cp3{12,13}*"
             macosx_deployment_target: "10.13"
           - name: "macOS 10.15 x86_64"
-            os: macos-13
+            platform: macos
+            os: macos-15-intel
             cibw_arch: x86_64
-            build: "pp3*"
+            build: "{cp314,pp3}*"
             macosx_deployment_target: "10.15"
           - name: "macOS arm64"
+            platform: macos
             os: macos-latest
             cibw_arch: arm64
             macosx_deployment_target: "11.0"
           - name: "manylinux2014 and musllinux x86_64"
+            platform: linux
             os: ubuntu-latest
             cibw_arch: x86_64
+            manylinux: "manylinux2014"
           - name: "manylinux_2_28 x86_64"
+            platform: linux
             os: ubuntu-latest
             cibw_arch: x86_64
             build: "*manylinux*"
-            manylinux: "manylinux_2_28"
           - name: "manylinux2014 and musllinux aarch64"
+            platform: linux
             os: ubuntu-24.04-arm
             cibw_arch: aarch64
+            manylinux: "manylinux2014"
           - name: "manylinux_2_28 aarch64"
+            platform: linux
             os: ubuntu-24.04-arm
             cibw_arch: aarch64
             build: "*manylinux*"
-            manylinux: "manylinux_2_28"
+          - name: "iOS arm64 device"
+            platform: ios
+            os: macos-latest
+            cibw_arch: arm64_iphoneos
+          - name: "iOS arm64 simulator"
+            platform: ios
+            os: macos-14
+            cibw_arch: arm64_iphonesimulator
+          - name: "iOS x86_64 simulator"
+            platform: ios
+            os: macos-15-intel
+            cibw_arch: x86_64_iphonesimulator
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
         with:
           persist-credentials: false
           submodules: true
 
-      - uses: actions/setup-python@v5
+      - uses: actions/setup-python@v6
         with:
           python-version: "3.x"
 
@@ -103,6 +124,7 @@ jobs:
         run: |
           python3 -m cibuildwheel --output-dir wheelhouse
         env:
+          CIBW_PLATFORM: ${{ matrix.platform }}
           CIBW_ARCHS: ${{ matrix.cibw_arch }}
           CIBW_BUILD: ${{ matrix.build }}
           CIBW_ENABLE: cpython-prerelease cpython-freethreading pypy
@@ -110,12 +132,11 @@ jobs:
           CIBW_MANYLINUX_PYPY_AARCH64_IMAGE: ${{ matrix.manylinux }}
           CIBW_MANYLINUX_PYPY_X86_64_IMAGE: ${{ matrix.manylinux }}
           CIBW_MANYLINUX_X86_64_IMAGE: ${{ matrix.manylinux }}
-          CIBW_SKIP: pp39-*
           MACOSX_DEPLOYMENT_TARGET: ${{ matrix.macosx_deployment_target }}
 
       - uses: actions/upload-artifact@v4
         with:
-          name: dist-${{ matrix.os }}${{ matrix.macosx_deployment_target && format('-{0}', matrix.macosx_deployment_target) }}-${{ matrix.cibw_arch }}${{ matrix.manylinux && format('-{0}', matrix.manylinux) }}
+          name: dist-${{ matrix.name }}
           path: ./wheelhouse/*.whl
 
   windows:
@@ -133,18 +154,18 @@ jobs:
           - cibw_arch: ARM64
             os: windows-11-arm
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
         with:
           persist-credentials: false
 
       - name: Checkout extra test images
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           persist-credentials: false
           repository: python-pillow/test-images
           path: Tests\test-images
 
-      - uses: actions/setup-python@v5
+      - uses: actions/setup-python@v6
         with:
           python-version: "3.x"
 
@@ -160,7 +181,7 @@ jobs:
           # Install extra test images
           xcopy /S /Y Tests\test-images\* Tests\images
 
-          & python.exe winbuild\build_prepare.py -v --no-imagequant --no-avif --architecture=${{ matrix.cibw_arch }}
+          & python.exe winbuild\build_prepare.py -v --no-imagequant --architecture=${{ matrix.cibw_arch }}
         shell: pwsh
 
       - name: Build wheels
@@ -188,7 +209,6 @@ jobs:
           CIBW_BEFORE_ALL: "{package}\\winbuild\\build\\build_dep_all.cmd"
           CIBW_CACHE_PATH: "C:\\cibw"
           CIBW_ENABLE: cpython-prerelease cpython-freethreading pypy
-          CIBW_SKIP: pp39-*
           CIBW_TEST_SKIP: "*-win_arm64"
           CIBW_TEST_COMMAND: 'docker run --rm
             -v {project}:C:\pillow
@@ -212,15 +232,15 @@ jobs:
           path: winbuild\build\bin\fribidi*
 
   sdist:
-    if: github.event_name != 'schedule'
+    if: github.event_name != 'schedule' || github.repository_owner == 'python-pillow'
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
       with:
         persist-credentials: false
 
     - name: Set up Python
-      uses: actions/setup-python@v5
+      uses: actions/setup-python@v6
       with:
         python-version: "3.x"
 
@@ -231,15 +251,33 @@ jobs:
         name: dist-sdist
         path: dist/*.tar.gz
 
+  count-dists:
+    needs: [build-native-wheels, windows, sdist]
+    runs-on: ubuntu-latest
+    name: Count dists
+    steps:
+      - uses: actions/download-artifact@v5
+        with:
+          pattern: dist-*
+          path: dist
+          merge-multiple: true
+      - name: "What did we get?"
+        run: |
+          ls -alR
+          echo "Number of dists, should be $EXPECTED_DISTS:"
+          files=$(ls dist 2>/dev/null | wc -l)
+          echo $files
+          [ "$files" -eq $EXPECTED_DISTS ] || exit 1
+
   scientific-python-nightly-wheels-publish:
     if: github.repository_owner == 'python-pillow' && (github.event_name == 'schedule' || github.event_name == 'workflow_dispatch')
-    needs: [build-native-wheels, windows]
+    needs: count-dists
     runs-on: ubuntu-latest
     name: Upload wheels to scientific-python-nightly-wheels
     steps:
-      - uses: actions/download-artifact@v4
+      - uses: actions/download-artifact@v5
         with:
-          pattern: dist-*
+          pattern: dist-!(sdist)*
           path: dist
           merge-multiple: true
       - name: Upload wheels to scientific-python-nightly-wheels
@@ -250,7 +288,7 @@ jobs:
 
   pypi-publish:
     if: github.repository_owner == 'python-pillow' && github.event_name == 'push' && startsWith(github.ref, 'refs/tags')
-    needs: [build-native-wheels, windows, sdist]
+    needs: count-dists
     runs-on: ubuntu-latest
     name: Upload release to PyPI
     environment:
@@ -259,7 +297,7 @@ jobs:
     permissions:
       id-token: write
     steps:
-      - uses: actions/download-artifact@v4
+      - uses: actions/download-artifact@v5
         with:
           pattern: dist-*
           path: dist

.github/zizmor.yml

@@ -1,5 +1,5 @@
 # Configuration for the zizmor static analysis tool, run via pre-commit in CI
-# https://woodruffw.github.io/zizmor/configuration/
+# https://docs.zizmor.sh/configuration/
 rules:
   unpinned-uses:
     config:

.pre-commit-config.yaml

@@ -1,17 +1,17 @@
 repos:
   - repo: https://github.com/astral-sh/ruff-pre-commit
-    rev: v0.11.8
+    rev: v0.13.3
     hooks:
-      - id: ruff
+      - id: ruff-check
         args: [--exit-non-zero-on-fix]
 
   - repo: https://github.com/psf/black-pre-commit-mirror
-    rev: 25.1.0
+    rev: 25.9.0
     hooks:
       - id: black
 
   - repo: https://github.com/PyCQA/bandit
-    rev: 1.8.3
+    rev: 1.8.6
     hooks:
     - id: bandit
       args: [--severity-level=high]
@@ -21,10 +21,10 @@ repos:
     rev: v1.5.5
     hooks:
       - id: remove-tabs
-        exclude: (Makefile$|\.bat$|\.cmake$|\.eps$|\.fits$|\.gd$|\.opt$)
+        exclude: (Makefile$|\.bat$|\.cmake$|\.eps$|\.fits$|\.gd$|\.opt$|\.patch$)
 
   - repo: https://github.com/pre-commit/mirrors-clang-format
-    rev: v20.1.3
+    rev: v21.1.2
     hooks:
       - id: clang-format
         types: [c]
@@ -36,7 +36,7 @@ repos:
       - id: rst-backticks
 
   - repo: https://github.com/pre-commit/pre-commit-hooks
-    rev: v5.0.0
+    rev: v6.0.0
     hooks:
       - id: check-executables-have-shebangs
       - id: check-shebang-scripts-are-executable
@@ -46,19 +46,19 @@ repos:
       - id: check-yaml
         args: [--allow-multiple-documents]
       - id: end-of-file-fixer
-        exclude: ^Tests/images/
+        exclude: ^Tests/images/|\.patch$
       - id: trailing-whitespace
-        exclude: ^.github/.*TEMPLATE|^Tests/(fonts|images)/
+        exclude: ^.github/.*TEMPLATE|^Tests/(fonts|images)/|\.patch$
 
   - repo: https://github.com/python-jsonschema/check-jsonschema
-    rev: 0.33.0
+    rev: 0.34.0
     hooks:
       - id: check-github-workflows
       - id: check-readthedocs
       - id: check-renovate
 
-  - repo: https://github.com/woodruffw/zizmor-pre-commit
+  - repo: https://github.com/zizmorcore/zizmor-pre-commit
-    rev: v1.6.0
+    rev: v1.14.2
     hooks:
       - id: zizmor
 
@@ -68,7 +68,7 @@ repos:
       - id: sphinx-lint
 
   - repo: https://github.com/tox-dev/pyproject-fmt
-    rev: v2.5.1
+    rev: v2.7.0
     hooks:
       - id: pyproject-fmt
 
@@ -79,7 +79,7 @@ repos:
         additional_dependencies: [trove-classifiers>=2024.10.12]
 
   - repo: https://github.com/tox-dev/tox-ini-fmt
-    rev: 1.5.0
+    rev: 1.6.0
     hooks:
       - id: tox-ini-fmt
 

MANIFEST.in

@@ -13,6 +13,9 @@ include LICENSE
 include Makefile
 include tox.ini
 graft Tests
+graft Tests/images
+graft checks
+graft patches
 graft src
 graft depends
 graft winbuild
@@ -26,8 +29,19 @@ exclude .editorconfig
 exclude .readthedocs.yml
 exclude codecov.yml
 exclude renovate.json
+exclude Tests/images/README.md
+exclude Tests/images/crash*.tif
+exclude Tests/images/string_dimension.tiff
 global-exclude .git*
 global-exclude *.pyc
 global-exclude *.so
 prune .ci
 prune wheels
+prune winbuild/build
+prune winbuild/depends
+prune Tests/errors
+prune Tests/images/jpeg2000
+prune Tests/images/msp
+prune Tests/images/picins
+prune Tests/images/sunraster
+prune Tests/test-images

Makefile

@@ -75,7 +75,7 @@ debug:
 
 .PHONY: release-test
 release-test:
-	python3 Tests/check_release_notes.py
+	python3 checks/check_release_notes.py
 	python3 -m pip install -e .[tests]
 	python3 selftest.py
 	python3 -m pytest Tests
@@ -97,13 +97,27 @@ test:
 	python3 -c "import pytest" > /dev/null 2>&1 || python3 -m pip install pytest
 	python3 -m pytest -qq
 
+.PHONY: test-p
+test-p:
+	python3 -c "import xdist" > /dev/null 2>&1 || python3 -m pip install pytest-xdist
+	python3 -m pytest -qq -n auto
+
+
 .PHONY: valgrind
 valgrind:
 	python3 -c "import pytest_valgrind" > /dev/null 2>&1 || python3 -m pip install pytest-valgrind
-	PYTHONMALLOC=malloc valgrind --suppressions=Tests/oss-fuzz/python.supp --leak-check=no \
+	PILLOW_VALGRIND_TEST=true PYTHONMALLOC=malloc valgrind --suppressions=Tests/oss-fuzz/python.supp --leak-check=no \
             --log-file=/tmp/valgrind-output \
             python3 -m pytest --no-memcheck -vv --valgrind --valgrind-log=/tmp/valgrind-output
 
+.PHONY: valgrind-leak
+valgrind-leak:
+	python3 -c "import pytest_valgrind" > /dev/null 2>&1 || python3 -m pip install pytest-valgrind
+	PILLOW_VALGRIND_TEST=true PYTHONMALLOC=malloc valgrind --suppressions=Tests/oss-fuzz/python.supp \
+	    --leak-check=full --show-leak-kinds=definite --errors-for-leak-kinds=definite \
+            --log-file=/tmp/valgrind-output \
+            python3 -m pytest -vv --valgrind --valgrind-log=/tmp/valgrind-output
+
 .PHONY: readme
 readme:
 	python3 -c "import markdown2" > /dev/null 2>&1 || python3 -m pip install markdown2

README.md

@@ -36,9 +36,6 @@ As of 2019, Pillow development is
             <a href="https://github.com/python-pillow/Pillow/actions/workflows/test-mingw.yml"><img
                 alt="GitHub Actions build status (Test MinGW)"
                 src="https://github.com/python-pillow/Pillow/workflows/Test%20MinGW/badge.svg"></a>
-            <a href="https://github.com/python-pillow/Pillow/actions/workflows/test-cygwin.yml"><img
-                alt="GitHub Actions build status (Test Cygwin)"
-                src="https://github.com/python-pillow/Pillow/workflows/Test%20Cygwin/badge.svg"></a>
             <a href="https://github.com/python-pillow/Pillow/actions/workflows/test-docker.yml"><img
                 alt="GitHub Actions build status (Test Docker)"
                 src="https://github.com/python-pillow/Pillow/workflows/Test%20Docker/badge.svg"></a>

Tests/createfontdatachunk.py

@@ -1,4 +1,3 @@
-#!/usr/bin/env python3
 from __future__ import annotations
 
 import base64

Tests/helper.py

@@ -10,17 +10,20 @@ import shutil
 import subprocess
 import sys
 import tempfile
-from collections.abc import Sequence
 from functools import lru_cache
 from io import BytesIO
-from pathlib import Path
-from typing import Any, Callable
 
 import pytest
 from packaging.version import parse as parse_version
 
 from PIL import Image, ImageFile, ImageMath, features
 
+TYPE_CHECKING = False
+if TYPE_CHECKING:
+    from collections.abc import Callable, Sequence
+    from pathlib import Path
+    from typing import Any
+
 logger = logging.getLogger(__name__)
 
 uploader = None
@@ -172,6 +175,14 @@ def skip_unless_feature(feature: str) -> pytest.MarkDecorator:
     return pytest.mark.skipif(not features.check(feature), reason=reason)
 
 
+def has_feature_version(feature: str, required: str) -> bool:
+    version = features.version(feature)
+    assert version is not None
+    version_required = parse_version(required)
+    version_available = parse_version(version)
+    return version_available >= version_required
+
+
 def skip_unless_feature_version(
     feature: str, required: str, reason: str | None = None
 ) -> pytest.MarkDecorator:
@@ -271,17 +282,13 @@ def _cached_hopper(mode: str) -> Image.Image:
         im = hopper("L")
     else:
         im = hopper()
-    if mode.startswith("BGR;"):
+    try:
-        with pytest.warns(DeprecationWarning):
+        im = im.convert(mode)
-            im = im.convert(mode)
+    except ImportError:
-    else:
+        if mode == "LAB":
-        try:
+            im = Image.open("Tests/images/hopper.Lab.tif")
-            im = im.convert(mode)
+        else:
-        except ImportError:
+            raise
-            if mode == "LAB":
-                im = Image.open("Tests/images/hopper.Lab.tif")
-            else:
-                raise
     return im
 
 
@@ -295,16 +302,6 @@ def djpeg_available() -> bool:
     return False
 
 
-def cjpeg_available() -> bool:
-    if shutil.which("cjpeg"):
-        try:
-            subprocess.check_call(["cjpeg", "-version"])
-            return True
-        except subprocess.CalledProcessError:  # pragma: no cover
-            return False
-    return False
-
-
 def netpbm_available() -> bool:
     return bool(shutil.which("ppmquant") and shutil.which("ppmtogif"))
 

Tests/images/hopper_bpp2.xpm

@@ -0,0 +1,390 @@
+/* XPM */
+static const char *hopper[] = {
+/* columns rows colors chars-per-pixel */
+"128 128 256 2 ",
+"   c #0C0C0D",
+".  c #0A0708",
+"X  c #1C0A04",
+"o  c #120B0C",
+"O  c #170808",
+"+  c #0B110D",
+"@  c #16120C",
+"#  c #0D0D12",
+"$  c #0D0D1A",
+"%  c #070A16",
+"&  c #120D13",
+"*  c #120E1A",
+"=  c #1A0C16",
+"-  c #0D1114",
+";  c #0D121B",
+":  c #091518",
+">  c #131215",
+",  c #14131B",
+"<  c #1A141C",
+"1  c #1B191D",
+"2  c #191517",
+"3  c #250906",
+"4  c #390904",
+"5  c #27150A",
+"6  c #250A18",
+"7  c #251719",
+"8  c #361410",
+"9  c #342215",
+"0  c #0C0C24",
+"q  c #0C0D2B",
+"w  c #060927",
+"e  c #130D24",
+"r  c #150D2A",
+"t  c #0C1225",
+"y  c #0C122C",
+"u  c #061227",
+"i  c #151422",
+"p  c #1A1522",
+"a  c #1C1B23",
+"s  c #13132C",
+"d  c #19172A",
+"f  c #0C0D35",
+"g  c #130E37",
+"h  c #0D1436",
+"j  c #131333",
+"k  c #13143C",
+"l  c #191838",
+"z  c #241926",
+"x  c #231B38",
+"c  c #2E1226",
+"v  c #372628",
+"b  c #292538",
+"n  c #362B37",
+"m  c #2F2A2F",
+"M  c #1A2233",
+"N  c #4C150D",
+"B  c #740F10",
+"V  c #512916",
+"C  c #793419",
+"Z  c #6D2C13",
+"A  c #4E1524",
+"S  c #741624",
+"D  c #4E332E",
+"F  c #6F3629",
+"G  c #574438",
+"H  c #744831",
+"J  c #775A2E",
+"K  c #0E1444",
+"L  c #141443",
+"P  c #1B1A44",
+"I  c #14144B",
+"U  c #1A1B4C",
+"Y  c #181747",
+"T  c #1B1B53",
+"R  c #181955",
+"E  c #0F0E44",
+"W  c #231C46",
+"Q  c #231C56",
+"!  c #1C234E",
+"~  c #272547",
+"^  c #2E2F52",
+"/  c #2E3765",
+"(  c #483947",
+")  c #742D4A",
+"_  c #364970",
+"`  c #534A51",
+"'  c #6E534D",
+"]  c #756654",
+"[  c #53556D",
+"{  c #6B5B69",
+"}  c #746B71",
+"|  c #5E616A",
+" . c #880C15",
+".. c #881217",
+"X. c #8D0D0F",
+"o. c #8B3218",
+"O. c #8C3828",
+"+. c #AC2F30",
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+"#. c #CE202B",
+"$. c #8A452A",
+"%. c #974A2B",
+"&. c #884934",
+"*. c #954B35",
+"=. c #995539",
+"-. c #895736",
+";. c #A75738",
+":. c #A84E30",
+">. c #996839",
+",. c #B6683B",
+"<. c #AE6835",
+"1. c #A35419",
+"2. c #D26D19",
+"3. c #CC712E",
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+"7. c #8A5748",
+"8. c #AE5A46",
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+"0. c #A96647",
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+"u. c #91566F",
+"i. c #C56B4A",
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+"S. c #CD8C70",
+"D. c #E38A68",
+"F. c #E5956A",
+"G. c #E79776",
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+"J. c #D6A371",
+"K. c #E8A379",
+"L. c #F3A677",
+"P. c #D8A05D",
+"I. c #3D65AB",
+"U. c #3F67B2",
+"Y. c #3B5C9C",
+"T. c #506796",
+"R. c #72748D",
+"E. c #446AAE",
+"W. c #4869A9",
+"Q. c #4166B2",
+"!. c #436BB3",
+"~. c #496EB4",
+"^. c #476DB9",
+"/. c #4A71B6",
+"(. c #4C73BA",
+"). c #4772B6",
+"_. c #5176BC",
+"`. c #547BBD",
+"'. c #577BB7",
+"]. c #5572A9",
+"[. c #6B7CAA",
+"{. c #505B8C",
+"}. c #557CC1",
+"|. c #4C73C2",
+" X c #897987",
+".X c #9F7593",
+"XX c #C46B87",
+"oX c #5981BF",
+"OX c #5884BD",
+"+X c #768AB9",
+"@X c #7288B5",
+"#X c #5C83C3",
+"$X c #5D8AC5",
+"%X c #6186C5",
+"&X c #648AC6",
+"*X c #6B8DC6",
+"=X c #668BC9",
+"-X c #6B8ECA",
+";X c #6586C6",
+":X c #738DC7",
+">X c #6D91CB",
+",X c #6C94C6",
+"<X c #7294CC",
+"1X c #7895C8",
+"2X c #6E92D1",
+"3X c #7294D3",
+"4X c #7698D5",
+"5X c #708ED1",
+"6X c #7799E3",
+"7X c #9B9399",
+"8X c #928890",
+"9X c #B89887",
+"0X c #A99191",
+"qX c #B9A598",
+"wX c #B1A394",
+"eX c #8C8EAA",
+"rX c #AB9AA6",
+"tX c #ABA4A9",
+"yX c #B7A9A8",
+"uX c #B7ABB4",
+"iX c #B6AFB7",
+"pX c #C69B86",
+"aX c #D4978B",
+"sX c #EF9C83",
+"dX c #CAA487",
+"fX c #D7A787",
+"gX c #C7A899",
+"hX c #D1B294",
+"jX c #E9A887",
+"kX c #F8A886",
+"lX c #F9B798",
+"zX c #F1B291",
+"xX c #C9B3AD",
+"cX c #F4B9A5",
+"vX c #D497B3",
+"bX c #D5C6B1",
+"nX c #FEC4A6",
+"mX c #EAD0B2",
+"MX c #EDD1A4",
+"NX c #8399C8",
+"BX c #B2B4CD",
+"VX c #C7BBC7",
+"CX c #D3CBCF",
+"ZX c #ECDAD1",
+"AX c #F6E6DA",
+"SX c #F7EACF",
+"DX c #D1D1E9",
+"FX c #E7DDE4",
+"GX c #E9E5E8",
+"HX c #F7EAE6",
+"JX c #FDF6E9",
+"KX c #FEFCFE",
+"LX c #FAF7F7",
+"PX c #F1EBF6",
+"IX c #DCE2E5",
+"UX c #BEC5DF",
+/* pixels */
+"L k f k P l y j T R I I U U L U R Q T L E E E R R R E U j } GX9XfXpXxXR.j ~ ~ = V Z.G > b R.DXPXLXHXHXHXHXCX~ / T.Y.T.T.W.T.W.E.Q.I.E.I.I.E.E.I.I.I.I.I.Y.I.Q.^.Q.E.E.E.E.Q.Q.~.U.U.U.U.U.U.Q.Q.U.U.U.U.U.U.Q.Q.Q.Q.U.U.U.Q.~.~.Q.U.Q.~.^._._._._._._._._.(.(.(.",
+"L k f L L k y h T R I L U U L U R R T L E E E R I R I U l  XuX' fXV v [ / P h z V Z.G a y l [ 7XCXHXJXHXHXCXb ! {.{.T.{._ _ {.T.W.W.T.T.W.I.I.U.U.I.I.E.W.I.I.Q.Q.E.E.E.Q.Q.~.~.~.U.U.U.U.Q.Q.Q.Q.U.U.U.U.U.Q.~.~.~.U.U.U.U.U.Q.~.Q.Q.Q.~.~._._._.'.`._._._._._.",
+"L k f L L k 0 h T T I E U U L T T T U L h h E U R R E U W R.{ D pXF z l L U ^ p F fXD i P W Y ~ n CXHXHXHXFX8Xl W ~ ~ l ^ b b ^ ^ / [ T.W._.U.^.U.U.Q.E.W.W.~.^.E.E.E.~.~.Q.~.~.~.~.~.~.~.~.Q.Q.Q.Q.U.U.U.U.U.U.~.Q.U.U.U.U.U.U.^.~.~.Q.~.~._._.`.`.`.`._._.|.|.",
+"k k f L L k 0 h U T L h I U I T T T U k h k E U Q I E U k ` m ' hXV z k U I Q d V fX( j L U W W z VXLX8X XuX( z b x d `  X X` n n b b ! {.W.~.I.Q.Q.Q.E.W.].~.I.~.~.~.~.~.~.~.Q.~.~.~.~.~.~.~.~.~.Q.Q.Q.U.U.U.U.U.Q.U.U.~.~.Q.Q.Q.Q.Q.Q.Q.~._._._._._._._._.|.|.",
+"k k f L L k q j U T L h U U I T R T U k h h E I E R I I k b p ' Z.V z k ! T U p H Z.c k U L U W n CXCXn z = c c v 7X8X` 8XPX} c R.tX` n b / {.].W.~.~.E.W.E.~.^.~.~.~.~.^.~.~.~.~.~.E.E.~.~.~.~.~.~.~.~.~.~.U.U.~.U.~.~.~.~.~.Q.U.Q.~.~.E.~.~./././.(.(.(.(.(.(.",
+"h k h P L k q j U T L h U U I T R T U h h h E E I R I E k d p ' dXV x P U L L z J fXv l L L P j n IX` m = = 7 ' HXLXKXCX7XKXtXrXLXKXJXqXv n ^ {.T.T.T.W.].E.Q.^.~.~.~.~.^.^.~.~.E.E.E.E.E.~.~.~.~.~.~.~.~.~.U.U.~.~.~.~.U.U.U.U.Q.Q.~.~.E.~.~.E.~.~.~./././.(.(.",
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+"j k L L P j 0 0 j k L P Y k k L U U L h y 0 r r f f f f k w i 5 >.w.V 9XcXe.V.V.%.q.s.i.p.n.b.w.:.,.L.nXnXnXnXnXnXlXq.jXlXlXcXnXnXlXlXjXq.sXzXzXlXlXK.F.G.F.V.n.V.p.w.C.sX8.q.f.9X8X+X*X*X-X2X-X>X-X-X-X-X-X-X-X>X-X-X-X-X-X*X>X-X-X-X-X-X=X=X=X=X=X-X-X-X-X-X-X",
+"h k L L P j 0 0 j k Y U P Y k Y Y U k h y w r r j r j f y t r X C C.c.hXcXA.K.p.w.A.C.q.<.p.a.b.p.i.F.lXcXnXlXzXjXq.q.G.kXlXcXlXnXnXnXzX0.:.s.H.G.G.G.K.kXkXF.n.a.e.b.C.kXD.q.y.0XeX+X*X*X-X-X=X>X>X-X-X-X-X-X-X>X-X-X-X>X-X-X>X-X-X-X-X-X-X-X-X-X-X-X-X-X-X-X-X",
+"h k L L k s $ $ y j L Y Y L L Y Y U k h y 0 r r r f k r r d & 9 w.C.c.hXcXA.G.n.C.jXG.q.<.p.w.b.D.i.p.D.kXkXV.i.;.:.D.H.kXlXnXcXcXlXlXlXsXi.8.8.:.;.a.G.G.G.F.a.a.a.l.C.kXs.q.S.8X@X:X>X-X-X>X=X>X-X-X-X-X>X-X-X-X-X*X>X>X-X-X-X-X-X-X-X-X-X-X-X-X-X-X-X-X-X-X-X",
+"k k L L l t $ $ y k L Y L L L Y Y P k h y 0 r r r f f s r # 7 t.J.P.c.hXMXfXC.G.C.K.K.a.q.i.w.p.F.M.i.:.%.;.;.:.o.s.kXH.kXzXcXlXlXlXzXzXsXH.8.H.H.H.sXkXD.V.V.a.b.e.B.A.G.q.V.B.8X@X*X-X-X-X2X2X>X>X-X-X>X>X>X-X-X-X-X>X>X-X-X-X-X-X-X-X-X-X-X-X-X-X-X-X-X-X-X-X",
+"k L L L l t % $ y k L I P P L L L Y h h y y s q r r r s * & ' hXK.J.x.hXcXx.B.K.C.A.J.b.i.i.p.b.a.F.D.s.V.H.V.i.:.H.D.V.G.sXzXzXjXG.sXV.s.s.:.q.H.kXkXH.D.n.n.V.b.e.B.A.b.V.G.c.eX:X>X-X&X*X*X&X>X>X-X-X>X>X>X>X>X-X>X>X>X-X-X-X-X-X-X-X-X-X-X-X-X-X-X-X-X-X-X-X",
+"k k L k j t # ; y k L I L L L k g L f h y y s 0 q r s r * D wXgXJ.P.x.cXMXl.b.C.jXA.C.e.q.i.a.b.p.n.V.H.sXkXV.%.o.;.O.%.q.q.f.B.B.f.8.:.Z O.B O.s.G.H.D.H.V.V.C.B.e.B.0.C.K.s.pXeX&X=X-X,X,X<X*X>X>X-X-X>X>X>X>X>X>X>X>X>X-X-X>X-X-X-X-X-X-X-X-X-X-X-X-X-X-X-X-X",
+"f P k f ~ 0 $ ; j w I T L L f L Y P k y y y y % 0 w y i ` 0XgXhXP.P.x.cXhXl.x.A.b.b.%.w.p.i.a.n.p.n.V.D.G.V.:.o.V.q.Z Z C o.$.$.$.O.=.o.%.g.:.B :.s.g.s.V.n.V.C.V.B.e.q.q.w.A.9X+X-X=X>X*X*X*X,X*X>X>X>X>X-X>X>X<X>X>X-X-X*X*X*X-X-X-X-X-X-X-X-X-X-X-X-X-X2X3X3X",
+"d j f W s s $ % s k g L L k h g g k f y t t t t w y t | tXwXgXfXP.P.B.cXhXc.x.A.C.B.C.K.V.i.p.n.n.a.F.V.V.i.o.i.G.G.V.V.V.0.o.N C 8.g.V.g.D.i.Z B ;.d.s.s.s.V.C.B.C.kXG.K.C.fX0X+X=X=X-X*X*X*X:X*X>X>X>X>X-X>X>X>X>X>X-X*X*X*X*X-X-X-X-X-X-X-X-X-X-X-X-X-X-X>X>X",
+"p d W / d $ i i 0 k P U P k L k g f q q i i $ i $ d 8XiXrXgXgXfXP.P.B.cXhXZ.x.S.jXA.jXkXsXa.p.n.F.n.n.V.i.O.:.D.H.D.H.V.H.H.g.q.a.V.s.V.s.a.V.q.B o.:.,.i.s.V.C.V.C.jXzXC.fXgX8X+X*X-X>X,X*X:X,X*X>X>X>X-X-X>X>X>X-X-X*X*X*X*X*X*X*X-X-X-X-X-X-X-X-X-X-X-X-X-X>X",
+"( m  X[ d s $ $ l q j k k k h f g k j 0 i , & * x 7XiXtXyXqXgXdXP.P.B.cXhXZ.r.e.jXzXjXlXjXa.b.V.C.n.a.p.%.o.s.D.H.H.G.H.G.G.sXH.sXH.V.V.D.V.H.s.O.B O.;.a.V.s.b.b.A.zXjXK.dX0X8X+X*X-X>X,X:X:X,X*X>X>X>X-X-X-X>X-X-X-X*X*X*X*X*X-X*X-X-X-X-X-X-X-X-X-X-X-X-X-X-X",
+"qX0X8Xx r r * $ 0 s j j j f g k g j j r * & 6 D  XrXuXyXyXgXgXfXP.P.B.zXhXZ.9.=.A.jXjXzXr.e.V.b.F.b.n.<.o.:.s.D.G.sXsXkXsXkXlXzXzXsXsXD.H.G.G.V.s.O.o.:.i.s.V.C.B.B.zXjXB.c.7XeX+X*X-X>X>X*X*X-X-X>X>X>X-X-X-X>X-X-X*X*X*X*X-X-X-X*X*X*X-X-X-X-X-X-X-X-X-X-X-X-X",
+"mXqX} z p z $ * b ` b j l w k k h f s i = 6 A u.rXrXyXxXqXqXxXfXJ.P.B.zXhXZ.-.H >.B.A.0.N -.e.C.C.C.n.:.o.p.d.H.G.sXG.kXsXkXlXzXzXkXsXsXsXG.G.V.V.i.o.d.n.V.F.b.B.*.r.B.e.9XeX@X+X*X-X-X-X*X*X-X-X-X>X>X-X-X-X>X-X-X-X-X-X-X-X-X*X*X*X*X-X-X*X*X-X-X-X-X-X-X-X-X",
+"hXqXD z z e * ( R.[ d $ d s q q h h j r 6 c A u..XvXxXyXqXqXxXdXP.P.x.hXzXZ.7.H -.0.0.Z 4 H w.V.V.G.V.,.:.s.s.D.s.a.q.d.i.d.H.H.g.s.i.s.s.a.s.D.s.V.;.s.H.F.G.V.e.C F 6.fXwX+X+X+X+X-X-X-X*X-X-X-X-X>X-X-X*X-X>X>X>X-X-X-X-X>X>X*X*X*X*X*X*X*X*X-X-X-X-X-X-X-X-X",
+"bXqX( z = p & ` } p d d 0 s q k q h j $ 6 c A &.y.gXxXxXyXqXgXhXP.P.B.fXzXZ.9.H H =.x.9.V V e.C.C.F.kXs.i.d.s.d.%.o.o.o.o.o.:.:.o.o.o.o.o.o.o.:.q.d.D.F.kXF.n.B.B.C *.c.c.z.eX+X:X:X-X5X-X-X>X>X-X-X>X-X-X-X-X>X>X>X>X-X-X>X>X>X-X*X*X*X*X*X-X*X*X-X-X-X-X-X-X-X",
+"ZXxX.Xz z = . ` n x d s l q q h f j s r = A S S r.9XgXyXxXqXgXfXC.F.m.fXfXe.6.H F V D D V N 0.b.V.G.L.L.i.i.:.O.o.%.:.;.8.8.+.+.:.d.H.D.s.D.n.a.i.s.n.L.L.F.S.Z.e.H -.y.qXtX@X,X*X-X5X5X5X>X>X>X>X,X,X,X,X,X-X-X<X>X,X*X>X>X*X*X-X-X-X>X-X-X-X*X*X-X-X-X-X-X-X2X",
+"0XyXuX( = p . { ^ * d j j h y s r j s r 6 A S B 6.pXgXyXgXgXgXfXF.F.m.jXZ.0.>.;.Z N 3 9 v V =.b.b.n.G.L.V.p.a.p.s.s.g.H.sXsXH.sXsXH.G.sXH.D.s.n.V.p.F.L.F.n.A.B.9.H 9.c.yXtX+X+X-X2X5X5X5X-X>X>X>X>X,X,X>X>X-X-X>X,X,X*X*X*X*X>X-X-X-X-X-X-X-X-X-X-X-X-X-X-X-X>X",
+"` = { } z & < 7X{ * d r q j 0 s s r y r 6 A S B ..g.gXgXgXgXgXfXF.P.B.fXZ.>.;.,.<.Z N N N N F w.p.n.L.F.n.p.M.n.s.n.n.V.H.sXsXH.H.D.H.V.d.p.n.F.F.p.F.L.n.n.B.x.-.H 9.0XtXeX+X<X2X>X>X>X*X,X>X>X>X>X>X>X>X-X-X-X*X*X,X*X*X*X*X,X-X-X-X-X-X-X-X-X-X-X-X-X-X-X-X>X",
+"z p r z r * & }  Xx d r r s 0 s s s t * 6 N S B B r.gXgXgXgXhXfXP.P.B.J.Z.0.,.<.3.3.<.Z N N Z 0.a.b.V.F.M.3.n.M.s.p.p.p.i.q.8.;.:.:.8.q.p.D.F.V.V.a.M.M.M.a.B.r.J -.t.8X7X@X:X<X2X>X>X,X,X,X>X>X<X>X>X>X>X>X-X-X*X*X*X*X*X*X*X*X-X-X-X-X-X-X-X-X-X-X-X-X-X-X-X-X",
+"i d r s r * $ < } b d r d r 0 d y s i & 3 N B B B O.aXgXgXgXhXA.P.P.l.J.Z.0.,.<.3.2.k.k.<.Z N *.w.p.p.F.n.p.n.n.F.D.n.d.,.;.;.;.;.:.;.<.p.n.n.p.V.V.n.n.s.a.y.7.7.9.} 8XeX:X<X-X<X>X>X>X>X>X<X5X<X<X>X>X>X>X>X>X<X>X*X*X*X*X*X*X-X-X-X-X-X-X-X-X-X-X-X-X-X-X-X-X",
+"y q j q $ r * * b x d r d q i i t i = 6 N B B B B ..h.aXgXgXhXZ.P.m.b.J.A.>.<.<.3.2.2.2.3.1.B *.q.n.p.p.,.n.D.s.p.s.s.a.V.G.G.G.D.V.V.a.p.p.p.n.C.V.s.D.i.a.y.H 9.t.} eX+X1X<X>X>X>X,X>X>X<X3X5X<X<X<X>X>X>X>X>X<X>X>X*X>X>X>X*X>X-X-X-X-X-X-X-X-X-X-X-X-X-X-X-X",
+"l w h l s $ . & $ i s q j q y 0 t * 6 A B B B B B  .+.aXaXaXgXZ.P.m.b.K.A.<.,.3.4.2.2.2.4.1...O.d.w.q.a.n.n.D.F.F.D.V.H.zXzXzXzXzXL.kXkXL.L.L.L.C.a.n.d.s.q.B.' } 8XeX+X+X,X,X,X,X,X,X>X2X3X3X3X<X<X<X<X>X<X<X<X<X<X>X>X>X>X>X>X>X>X>X-X-X-X-X-X-X-X-X-X-X-X-X-X",
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+"y h j s r $ # # i t q y h q t , = c A S  . .B B  .X...+.aXpXpXx.k.N.m.n.n.,.p.4.4.2.2.2.4.3.Z B e.b.q.w.p.b.p.n.n.M.n.n.F.F.L.kXH.G.kXzXkXL.C.C.e.0.;.q.q.r.y.t. XeX:X1X3X2X1X,X,X,X,X>X2X2X3X3X<X<X<X<X<X<X<X<X>X>X<X<X>X>X>X>X<X>X>X>X>X-X-X-X-X-X-X-X-X-X-X-X",
+"y s s s r $ # # $ d l q q q i = c A S ..X.X.B B  .X...@.f.S.aXe.k.N.k.p.p.<.3.4.3.2.2.2.3.,.Z F A.b.;.;.w.p.,.p.n.n.n.p.n.n.F.V.V.D.G.A.F.F.n.e.0.$.%.o.%.x.y.D 7X[.+X5X3X3X-X>X,X,X,X,X>X>X<X3X<X<X<X<X<X<X<X<X<X<X<X>X>X>X>X<X<X>X>X>X-X-X-X-X-X-X-X-X-X-X-X-X",
+"r s s i r $ # # ; d j q r d = 6 A S S ..X.X. .X. .....B :.S.aXe.k.N.k.<.<.<.3.<.2.2.2.k.<.$.8 gXaXB.r.%.$.%.%.;.a.n.b.a.s.e.e.q.e.g.B.f.a.a.q.=.F C Z C r.Z.t.o ^ R.+X5X3X6X6X2X>X,X,X,X>X>X<X<X<X<X<X<X<X<X<X<X<X<X<X>X>X>X<X<X<X<X>X>X-X-X-X-X-X-X-X-X-X-X-X-X",
+"r s s r r $ # - ; i q r r 6 6 A S S ....X.X. . . ..... .o.g.S.b.k.N.k.<.<.1.3.3.k.2.2.3.;.4 9 AXc.S.f.*.Z N Z C =.0.q.0.=.$.&.=.6.6.6.=.=.%.%.o.Z N Z r.B.Z.t.X < M T.:X5X3X3X4X3X<X,X,X,X,X<X<X<X<X<X<X<X<X<X<X<X<X<X>X>X>X>X<X<X<X>X>X-X-X-X-X-X-X-X-X-X-X-X-X",
+"s s s r r $ # - ; i r r 6 6 N S S  .X.X.X.X. .B  . . . .B i.V.b.k.N.k.<.<.:.3.3.3.4.k.<.4 X t.bX9.S.f.e.$.N N N Z F F Z V N V F F V N N Z Z C o.Z Z 0.B.B.Z.t.@ > $ y {.NX3X3X-X3X3X<X,X1X1X1X<X<X<X<X<X<X<X<X<X<X<X<X>X>X>X>X>X<X<X>X>X>X-X-X-X-X-X-X-X-X-X-X-X",
+"j j j r 0 $ # ; i p p 6 8 A S .. .X.X.X.X. . .B B B ..B X.:.D.,.k.N.k.1.:.%.p.<.,.<.-.8 X X wXgXH S.f.f.r.C C Z Z Z N 4 4 8 8 4 4 4 4 4 N C $.$.F 6.f.a.Z.Z.t.o . - $ y [ +X1X6X3X4X4X<X1X1X<X>X<X<X<X<X<X<X<X<X<X<X<X<X<X>X>X>X<X<X<X>X>X>X>X-X>X>X>X>X2X2X2X2X",
+"j j j q 0 $ # ; , * c c A S .. . .X.X.X.X. .B B B B .. .X.+.D.;.k.N.N.1.1.%.w.%.0.V 3 3 = & xXgXZ A.B.e.r.*.&.&.&.H V N 8 8 3 3 3 4 N V F =.6.*.*.0.e.B.B.pXz.X < # # ; % ^ @X,X>X3X4X3X1X<X>X>X<X<X<X<X<X<X<X<X1X<X<X<X<X<X>X>X<X<X<X<X>X>X>X>X>X>X>X>X2X2X2X2X",
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+"s s d w r $ # . 7 } vXXXS ..X.X.X.X.X.X.X.B B B B B B X.....f.;.m.L.P.-.Z N 3 X o o # # # & CXZXF e.B.e.e.;.;.=.6.6.&.F Z V N 8 N N Z C =.6.*.*.0.f.e.B.hXZX} ; # # & & # # ; u w ! {.+XNX,X,X4X1X<X>X<X4X4X3X>X3X4X4X1X<X<X<X<X<X<X<X3X3X3X3X<X>X*X*X*X-X<X5X5X",
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+"d r s t % # 7 qXyXgX9Xc.aXr.@...B B  ... .B B B B B S B N 4 3 X X o o o . . # - # # # & = X xXHXD F S.V.w.w.;.<.;.=.$.&.F F F =.=.*.*.;.0.;.;.q.e.e.pXAXZXGXn # # # # # # . # # > , i t t y h h ^ T.+X+X+X1X1X<X4X1X4X4X4X>X>X>X<X<X3X3X3X3X3X2X<X<X,X,X<X<X5X5X",
+"d r 0 t ; , 7 qXxXgXqX9XgXaX8... . .....S B N 8 8 8 4 3 3 3 . . # # $ ; $ ; ; # # . . & = o tXHXhXV e.V.a.q.<.w.0.6.*.*.&.$.*.8.;.;.;.8.0.;.;.w.b.r.mXHXGXFX= > # # # # # # # # & # # i d i r t h w h {.eXNX1X1X,X,X1X1X1X<X>X4X<X<X3X3X3X3X3X3X<X>X,X,X<X<X5X5X",
+"r r y t ; 2 7 9XqXxXqXqXxXcXaXO.S S B N N 4 3 X @ X o o o & % % $ $ $ % % # - . . . o > & o  XFXHXt.&.f.a.,.w.<.q.0.=.&.*.*.=.8.;.:.;.0.q.;.;.e.0.pXAXZXPXVXo & # # # # # # # # & & < < , * , a i d y y l / T.+XNX1X1X1X,X,X1X4X<X<X3X3X3X2X2X2X>X>X>X-X5X<X5X5X",
+"r s y 0 # o 9 gXgXxXqXqXxXbXcX7.N 8 4 3 X @ . + - . . . . . # # . # > > > + + + . . . & # # | CXHXZXF 0.s.,.<.w.w.;.=.&.=.*.;.8.;.:.;.w.q.;.0.r.r.ZXAXGXGX} = o # # # # # # # # & & & < < < , < , i i i t y h h ^ _ ].+X1XNX1X,X1X<X<X<X3X3X2X>X2X>X-X-X5X5X5X5X",
+"s q q 0 , o 9 9XgXgXxXyXxXCXgXD 3 o o @ + + + . - . # - > # , . > . . . @ . . . . . . # # , | IXHXHXt.F e.a.,.<.w.;.=.&.=.%.;.8.;.;.;.q.;.=.=.-.hXAXHXGXGX` o & . # # . . . # # & < < * , < < > < < , , i d s y h l h h ! [ @XNX1X1X1X1X<X<X>X-X3X2X>X-X5X-X5X-X",
+"j q s 0 * o 9 9XgXxXxXyXtX X7 o o o . + . . . . & # # - - - - + + . . . o o . . > . # . # # ` IXFXLXZXF =.e.p.<.w.q.=.*.*.o.;.;.;.=.,.q.;.*.F c.ZXJXHXGXFX< & . . . # . . # # # # # * , i i , , < < < p i i i i s d l l y q l ! T.NX1X,X,X1X*X<X>X>X2X2X-X-X5X5X",
+"y y r r = o 5 9XqXbXwX7 2 2 . 2 & & & > # # & o & & # + + . . . . . . . o & & & # # , > - # n GXFXHXJXmX&.r.w.p.w.e.=.$.=.C $.$.$.=.%.w.;.C 9.ZXHXHXLXGX7X& $ # . . # . . . # # * , , , i i i i < < < < < p p p a i i d d s s j h ! T.NX1X,X,X*X<X>X2X2X-X-X5X5X",
+"0 s r r p & @ qXbXyX7 2 o & > & & = & & & # & # . . . . o o o o . . . # # & * * * * * , # & z FXPXHXLXAXZX6.a.s.e.e.6.*.=.C $.*.$.O.0.0.$.7.AXHXKXPXPXGXD . $ # . . . # # # # # * ; ; ; i i i i , < p p < < < < z < < p a p i r y h L _ @XeX1X,X<X<X3X>X-X-X-X-X",
+"i i $ r * & o wXxX` o < . # # # = = & & & & # - . . . . o o o o # # # # $ $ $ * * * * & . & 2 tXFXLXPXLXJXcX6.g.A.e.r.0.%.C *.&.$.&.e.0.H SXHXKXKXLXPXCX2 . # # & # # # . # # - # $ ; ; i t i i i i i i < < < < 7 < < < < < < p d s y h h ^ [.1X:X5X5X5X-X-X-X-X",
+"p = * * * & o 0XyXo 7 . $ 1 # > & & & & & > - - . . . . o o o o # # # $ $ $ $ $ $ # * * & & & ` FXGXKXKXLXJXpX6.B.B.b.e.=.$.r.&.&.y.r.H SXLXLXKXKXKXLX X& & & & > # # # # - - - # - ; i i i i i i i i i , , < < < < < < < < p a a x i t y h / NX:X5X5X5X-X-X-X-X",
+"v = * i # & = 0X' o . 1 , . & > - - & & & > & - . . . . . . . . # # # # # # # # # # & & , & < < xXFXPXKXKXLXJXc.r.B.A.B.e.0.y.0.r.y.7.AXLXLXKXKXKXKXPXn , > & > > > # # - - > > > , , i i i i i i i i i i , p < p , < , p i , , & & z i t y u [.:X<X5X5X5X-X-X-X",
+"{ 7 & , # # = 8Xv o & . - > > . + - & & & & & & # # # # . . . . . o o . . . . + + + + . - # p * t.GXPXKXKXKXJXJXx.e.B.B.x.e.y.e.e.c.AXLXLXKXKXKXKXKXtX# , > > > , ; # # - > > > > > > , , , i i i i i i i i i p i i , i i i t $ 7 o 7 > $ s u _ :X5X5X5X5X-X-X-X",
+"yXD & > # # o } o X > > - # o @ + + o o & & & & . # # # # # # . o o o o . . . . + . . . - # , p ` GXGXKXKXLXLXJXAXx.Z.fXMXnXcXcXcX9XAXKXKXKXKXKXKXLX| , , # < & , ; # - - > > > > > > > , , , i i i i i i i i i , i i i * t i i = 2 & > a % y K :X5X5X5X-X-X-X-X",
+"xX8X3 o o o 2 n o o > > > > & & > - # & o . & # . . . # # # # . # o & o . . . . . . # # # & , , m IXGXLXKXKXKXKXLXJXHXAXAXZXxXwXD 5 D FXKXKXKXKXLXCX, , 1 > . > > > > > > > , , , , , , , , , , i i i i i i , , , , , , , , , , # > , , > - $ q @X:X5X3X-X>X*X>X",
+"xXqXG X o o = z & & o > > & & # & # # . # # # # . . # # # # # . . # # - # # # # # # # # # # & & < tXPXPXLXKXKXKXKX8X` ` n v z < < < & m CXKXKXKXKX} , - > > > > > > > > , , , , , , , i , , , , i i i i i i , , i i i i , , * $ $ ; , , > & # 0 {.:X3X-X>X,X*X<X",
+"gXgXt.D X 3 7 & & & o & & & # # & > # # # . . . - - - # # # . . . . # # # # # # # # # # # # # & < } FXPXKXLXKXLX} < . a > & < > & > z > m IXKXLXGXb 1 , > < > > , , , , , , , , , , i i i i , , p i p p p p i i p p i , , * $ $ $ , , , & & - t ! 1X3X*X>X*X>X>X",
+"gXgXgXt.3 7 7 & & & o & & & # # # - # # # # # . > > > # . . . # . . # # # # # # . # # # # # # & > ` FXKXKXKXLX{ > & 1 1 < a < & 1 o . . a n GXKX8X< , 1 > < > > , , , , , , , , p p p p i , , , i i i p p p i i i i , , * * * $ $ , * * & & - t h +X*X<X*X*X3X-X",
+"hX9XhX9Xv 3 o o o o o & & & & & # # # # # # . . > > # # . . . . . . - - # # # # . # # # # # # & , b CXPXLXKX| # & , , . > , > 1 > 2 < < > & ` GXn , > , > > < > , , , , , , , , a a p p p , , , , i i i i i i i i i , , , , * $ , * * * & # # $ q {.+X<X*X>X3X-X",
+"hXpXgX0X' 7 X o o o o & & & & & # # # - > # # . > > # # # # . . . # - # # # . . # # # # # # # # & a R.PXKX| , , , # & & & > & > & & & & . z # ` 1 # 1 > > > 1 > < < , , , , , , p p p p p i , , , i i i i i i i i i i i , , , * * * * * & # # $ q ! 1X:X,X<X-X3X",
+"fXpXpXc.t.5 o o o o & # # # & & # . > > > > . . # . . . - # # . . . # # # # # # # # # # # # # & # a ` PX} , # # & . > > . > > # > 2 < & a . , 1 a > z , > , < > , , , , , , , , p p p p i , , , i i i i i i i p i i i , i , , * $ $ * * & # # $ t u [.+X,X<X-X3X",
+"hXpXpX9Xt.3 7 . o . # # # # # # # # - > > > . . . . . . - - # . . . # . # # # # . # # # # # > , , # z | & , > . # # > # . # . > & & < > # a , 1 , , , , & 1 > > , , , , , , , , p p p p i , , , , , , , , , , i , * , * , , , , $ $ * & & # # # % u _ +X,X-X3X3X",
+"fXpXpX9Xt.9 X o o . . # # # & > # . . . . # # - > # . # # # . . . . . . # # # # # # # # # # # > , , a # - 1 . > 1 > > > < . > m 7 z m , , , , < , , , , , , , > , , , , , , i p p i , i p p , , , , , * * , , i , , , , , , , * $ $ $ # & & & - ; u P +X1X5X3X2X",
+"fXpXpX9Xt.5 X o o . # # # # # # # - . . # # > > # . . # # # # . . . . . # # # # # # # # # # # & , , 1 > # # . > # # # 8XtXCXCXCXCXCXiX7Xa > , > , , , , , , , > , > > > , , , , , , , i p p < , , , , * * , , i i , , , , , * * $ $ $ # # # # # # % y [.:X<X3X3X",
+"fXdXpX9Xt.3 X o o # # - # # # . # - - - # > > > - # . . . # # # # # . . # # # # # # # # # # # # # ; , , & , 1 & 1 , | CXPXKXKXKXKXKXPXIX| 1 > # > > > , , , , > , , > > & > , , , , , p p p , , , , , * * , , , i , , , * * * $ , , ; - # # # # # % % [ +X1X3X3X",
+"fXdXpX9Xt.3 o o o # # # # # # . - - - - # > > > # . . . . # - # # # # # # # # # # & # # # # # # # ; ; , > , 1 # > 1 uXIXKXKXLXKXKXKXPXIX} 1 # , > > > , , , > > , , > > , , , , , , , p p i , , , , , * * * , , , , , * * * * $ , # # # # # # # # # % ^ :X1X2X3X",
+"fXdX9X9Xt.X o o o # . . # # # # . . . # # # # # - # . . . # # # # - - - # # # # # # # # # # # # , # # , , > < a < { CXLXKXKXKXKXKXKXPXGX( > , ; , , , , , , , < , , , , , , , , , i p p i , & # , , , * $ $ * , , , * * * * * $ # # # # # $ $ # o . $ P NX1X3X2X",
+"fXdXpX9X' X o o # # . . # # # & . . # # # # # # > > # . . # # # - - # - # # # # # # # # # # # # # ; , , a 1 > > n tXFXKXKXKXKXKXKXPXGXtX, , a # , , , , , , , < , , , , , , , , p p p i , * # # , , * * $ $ * , , * * * * * * # # # . # # $ * # o . ; u +X1X3X2X",
+"fXpXpX9XG X o o # # # # # # # # . . . . - # # # > > - . # . . . . . # # # # # # # # # # # # # # # , , # , , & m 7XCXLXKXKXKXKXKXKXPXCX` , , 1 , , , 1 1 , , , , , < , , , , i i p p i , * $ & & , , , , * $ * , , , * * * * $ # # # . . # $ * & o . # w [.1X<X3X",
+"fXpXpX9XD o o & # # # # # # # # . . # @ > @ - . > > - # # . . . . . # # # # # # # # # # # # # & , # , a a # m 7XCXGXKXKXLXKXKXKXPXCXuX< 1 a , i 1 1 1 1 , > > , 1 1 1 < 1 , p a p p < , $ # & * , , , , , ; , , , , , * & & # # # # . # # $ $ # & & # y {.1X<X3X",
+"Z.pXpX9XD @ & . > & # . . # # # . . > . 1 @ . @ > . . > . . . . . 2 & . # # > . > > & # # # # & , # a , a , 7XCXGXKXLXKXKXKXKXLXCXVX( z a 1 , i a 1 , , > > > > 1 - 1 , , 1 , , , & = o , # * = < & , $ , , ; , , - ; & & & # # $ # & # # # $ $ ; # $ t [ NX4X3X",
+"aXpXpX9X9 X & # & & & o . . # # > . . 1 . . 1 . @ @ o 2 . o > > . . . & , < . 1 & & & # # # # # # , , , i M R.CXFXKXKXKXKXKXPXIXrX} z < < a , 1 1 1 , < , > > > < > < a 1 , a < < = = = . & = 6 7 & a # - % ; , , # # # & & & - # # # & # # $ $ $ $ $ 0 _ NX4X3X",
+"fXZ.9X9X5 X & # # # & o . . # # . o 8X8X8X} } | ` ` n m 2 > o . 2 & > & . < . # # & # # # # # # # 1 # , , a ` iXIXPXLXKXKXLXCX7X} n , , , a , , < < < < < > > , , a < < , , < = 6 6 6 c 6 c 6 6 6 6 , ; t : & & = * & & & & . # # # # & # # $ $ $ ; * 0 ^ NX4X4X",
+"fXZ.9X9XX o & # # . o o # . # # 7 . 8XxXKXKXLX7X7X7XrXuXiXxXtXrX8X X{ ` & . 1 > # & # # # # # # # , # , , , a 7XVXHXKXLXLXFXrX{ ` i i a i a i , i < p < < , , , * x p p p < 1 ` D ) ) ) ) ) ) ) ) u.2 + + ; o = & & o > * # # - # # # o # # $ $ $ ; * 0 ! NX3X4X",
+"dXZ.9Xz.X o & # . # o o & # # # . z 8XCXLXKXCXt.8X7X7XrXtXiXxXxXiXiXtXtX{ > . . & & > # # # # # & # , a i i , | iXFXLXHXZX7X} } n t i i a $ i p i p p p p , , , d r * < z & o 8X5.5.5.5.5.5.5.5.5.vX7 + ; , = = 2 > @ > $ % . . # # # & # # $ $ # ; # $ l +X<X3X",
+"pXpXpXt.X o o # # . o o . # # # . v tXxXIXFXCXrX8XtXuXiXiXxXiXxXiXuXtXuX7X` > & & & & & # # - > , # , , i a , m uXVXZXFXtX X8X8Xi t i i a * p p p p p i i 1 , , ; i x = < < 6 0X5.5.5.5.5.5.5.5.5.vXv @ = = 8 3 3 3 X 2 , % # . # # # & & & ; ; ; - , $ h [.1X4X",
+"pXpXpX' o o . # & & o o . . # # < D yXCXCXVXFX7X8XuXVXCXCXCXVXCXCXVXxXiXVX7X` . & & & & # & > > , , , , , i a & 8XCXFXxX8XrXVX` , i p , p p p p i a i i , 1 , , 1 > 6 7 { rXu.u.u.) .Xu.u.u.XXu..X7X' t.u.7.O.@.O.7.9.] ( r o o # # & & > > ; ; ; , < , y {.1X4X",
+"pXpX9XD o o . & > o o o . . # # & `  XuXFXFX7Xt.8XrXrXrXtXuXuXiXiXuXyXtXuXtX7Xz & & & & # # > > # , # a i * a < ` VXxXrX8X8X7X= < * < * * p , , i a i 1 , , , > @ 5 A ' yXPXvXu..X} uX X.Xu.vX{ BX} ] cXXXh.+.j.+.h.pX9X' = o = & - & > > > ; ; - # , $ y [ 1X4X",
+"dX9X9X9 o > # # . . o o . . # # & n { } } }  X7X7X7X7XrXtXtXuXuXtXtXtXtXrXrX7Xz # & # & # # # # > , ; ; , , , < & uXyX} ` 8Xv & < * * * * , , , i , , , < < < 7 4 V O.u.vXPXvXu..X{ VX X7Xt.vX} BXR.9.aXg.h.j.#.#.h.g.pX' z & > & > > > > $ ; ; ; > , $ y / 1X4X",
+"dXpX9X9 @ > . # # . o o o o & > . & & # . . < z m n n ` ` { } } 8X7X8X7X7X7X7Xz # # # # # # # # > > , , , * , * < ' 8X` D { & = , , , , , , , , ; ; , < = 6 6 8 Z *.8.8.5.h.5.u. XrX8X X X7Xu.t.8X} ' 8.5.j.#.#.#.#.+.r.A & . > # > > > , ; ; ; ; > > , y ^ NXNX",
+"pXpXz.5 @ > . - . . o o o . # # # # . # & & # # & & & # . . # & & & 2 z m n n & # . # # # # # > > & # # $ * * & = 7 ` D ( c & & # - - - , , 1 1 1 1 , 2 6 c A F 0.G.G.D.+.j.5.XXrXVX` 7XiXGX( { uXrXu.5.j.#.#.#.#.#.+.h.c * # > # & > > , , ; ; ; - > i t h NX4X",
+"pXpXt.X @ > . > . . . o . . # # . . . # # - # # # # # # # # # & & . o & . . # & # # . # # # # & > & # # $ $ # & & & 7 ( D . < & # - - - - ; 1 1 1 1 , = 6 c D F e.K.A.B.+.+.5.u.rXVX| 7XrXCX' t.uX.Xu.5.j.+.+.+.+.+.+.y.v ; . . # , > > , ; ; ; ; > > i t u NX4X",
+"pX9X] X o & . # # . o o o . # # - > > . . . . # . . # # # # # # o o 2 . # < & . # # # # # # # # & & # # # # # # & & > m < > # , - - - - - - , , 1 , > 2 7 c A A F H F D A A A A ( ( a M b ` c v n m c 4 N N 4 4 N 4 N N O . - , ; , > & & $ ; ; ; , , , t u NX1X",
+"pX9X' X o & . . . . o o o o . # # + - > > > > # # > > > > > > & > & < . . & . # # # # # # # # # & & & # # # # - > & > & . < # - - - - - > , < 1 , ; - > < 7 6 6 6 7 o 7 6 6 7 z z < i a z < , 1 < < 6 c o 2 @ @ 7 3 3 X = . - - ; , * & * $ ; ; ; , , * t u @X1X",
+"pX9XD X o . . . . . . . . . . . > . . . . . # & # & # # . . . . . . > & , . . > # # # # # # # # & # # # # - - , & , > > # - , # - - , * < < p < , ; ; - , > < < p < z z a < = 7 z z a , p x d - , < < z < , , p = < z = = o . # , * * * * $ ; ; ; - , # t u {.NX",
+"pXc.D X o . # # . . o o o o # & # . @ > - > & & & & & & & & & & > . > . > # , # # # # . # # # # & . # # # ; ; , , . # > . - , , , , , < z 6 = * # ; : : : , 1 1 i i p p ; a 7 7 < < < z z = i i , 1 < & , p i r r r * * o & & > $ * , , * , ; ; ; # , # i q _ NX"
+};

Tests/oss-fuzz/python.supp

@@ -14,3 +14,23 @@
    fun:_TIFFReadEncodedTileAndAllocBuffer
    ...
 }
+
+{
+   <python_alloc_possible_leak>
+   Memcheck:Leak
+   match-leak-kinds: all
+   fun:malloc
+   fun:_PyMem_RawMalloc
+   fun:PyObject_Malloc
+   ...
+}
+
+{
+   <python_realloc_possible_leak>
+   Memcheck:Leak
+   match-leak-kinds: all
+   fun:malloc
+   fun:_PyMem_RawRealloc
+   fun:PyMem_Realloc
+   ...
+}

Tests/oss-fuzz/test_fuzzers.py

@@ -10,8 +10,9 @@ import pytest
 from PIL import Image, features
 from Tests.helper import skip_unless_feature
 
-if sys.platform.startswith("win32"):
+if sys.platform.startswith("win32") or sys.platform == "ios":
-    pytest.skip("Fuzzer is linux only", allow_module_level=True)
+    pytest.skip("Fuzzer doesn't run on Windows or iOS", allow_module_level=True)
+
 libjpeg_turbo_version = features.version("libjpeg_turbo")
 if libjpeg_turbo_version is not None:
     version = packaging.version.parse(libjpeg_turbo_version)

Tests/test_arro3.py

@@ -0,0 +1,275 @@
+from __future__ import annotations
+
+import json
+from typing import Any, NamedTuple
+
+import pytest
+
+from PIL import Image
+
+from .helper import (
+    assert_deep_equal,
+    assert_image_equal,
+    hopper,
+    is_big_endian,
+)
+
+TYPE_CHECKING = False
+if TYPE_CHECKING:
+    from arro3 import compute
+    from arro3.core import (
+        Array,
+        DataType,
+        Field,
+        fixed_size_list_array,
+    )
+else:
+    arro3 = pytest.importorskip("arro3", reason="Arro3 not installed")
+    from arro3 import compute
+    from arro3.core import Array, DataType, Field, fixed_size_list_array
+
+TEST_IMAGE_SIZE = (10, 10)
+
+
+def _test_img_equals_pyarray(
+    img: Image.Image, arr: Any, mask: list[int] | None, elts_per_pixel: int = 1
+) -> None:
+    assert img.height * img.width * elts_per_pixel == len(arr)
+    px = img.load()
+    assert px is not None
+    if elts_per_pixel > 1 and mask is None:
+        # have to do element-wise comparison when we're comparing
+        # flattened r,g,b,a to a pixel.
+        mask = list(range(elts_per_pixel))
+    for x in range(0, img.size[0], int(img.size[0] / 10)):
+        for y in range(0, img.size[1], int(img.size[1] / 10)):
+            if mask:
+                pixel = px[x, y]
+                assert isinstance(pixel, tuple)
+                for ix, elt in enumerate(mask):
+                    if elts_per_pixel == 1:
+                        assert pixel[ix] == arr[y * img.width + x].as_py()[elt]
+                    else:
+                        assert (
+                            pixel[ix]
+                            == arr[(y * img.width + x) * elts_per_pixel + elt].as_py()
+                        )
+            else:
+                assert_deep_equal(px[x, y], arr[y * img.width + x].as_py())
+
+
+def _test_img_equals_int32_pyarray(
+    img: Image.Image, arr: Any, mask: list[int] | None, elts_per_pixel: int = 1
+) -> None:
+    assert img.height * img.width * elts_per_pixel == len(arr)
+    px = img.load()
+    assert px is not None
+    if mask is None:
+        # have to do element-wise comparison when we're comparing
+        # flattened rgba in an uint32 to a pixel.
+        mask = list(range(elts_per_pixel))
+    for x in range(0, img.size[0], int(img.size[0] / 10)):
+        for y in range(0, img.size[1], int(img.size[1] / 10)):
+            pixel = px[x, y]
+            assert isinstance(pixel, tuple)
+            arr_pixel_int = arr[y * img.width + x].as_py()
+            arr_pixel_tuple = (
+                arr_pixel_int % 256,
+                (arr_pixel_int // 256) % 256,
+                (arr_pixel_int // 256**2) % 256,
+                (arr_pixel_int // 256**3),
+            )
+            if is_big_endian():
+                arr_pixel_tuple = arr_pixel_tuple[::-1]
+
+            for ix, elt in enumerate(mask):
+                assert pixel[ix] == arr_pixel_tuple[elt]
+
+
+fl_uint8_4_type = DataType.list(Field("_", DataType.uint8()).with_nullable(False), 4)
+
+
+@pytest.mark.parametrize(
+    "mode, dtype, mask",
+    (
+        ("L", DataType.uint8(), None),
+        ("I", DataType.int32(), None),
+        ("F", DataType.float32(), None),
+        ("LA", fl_uint8_4_type, [0, 3]),
+        ("RGB", fl_uint8_4_type, [0, 1, 2]),
+        ("RGBA", fl_uint8_4_type, None),
+        ("RGBX", fl_uint8_4_type, None),
+        ("CMYK", fl_uint8_4_type, None),
+        ("YCbCr", fl_uint8_4_type, [0, 1, 2]),
+        ("HSV", fl_uint8_4_type, [0, 1, 2]),
+    ),
+)
+def test_to_array(mode: str, dtype: DataType, mask: list[int] | None) -> None:
+    img = hopper(mode)
+
+    # Resize to non-square
+    img = img.crop((3, 0, 124, 127))
+    assert img.size == (121, 127)
+
+    arr = Array(img)
+    _test_img_equals_pyarray(img, arr, mask)
+    assert arr.type == dtype
+
+    reloaded = Image.fromarrow(arr, mode, img.size)
+    assert_image_equal(img, reloaded)
+
+
+def test_lifetime() -> None:
+    # valgrind shouldn't error out here.
+    # arrays should be accessible after the image is deleted.
+
+    img = hopper("L")
+
+    arr_1 = Array(img)
+    arr_2 = Array(img)
+
+    del img
+
+    assert compute.sum(arr_1).as_py() > 0
+    del arr_1
+
+    assert compute.sum(arr_2).as_py() > 0
+    del arr_2
+
+
+def test_lifetime2() -> None:
+    # valgrind shouldn't error out here.
+    # img should remain after the arrays are collected.
+
+    img = hopper("L")
+
+    arr_1 = Array(img)
+    arr_2 = Array(img)
+
+    assert compute.sum(arr_1).as_py() > 0
+    del arr_1
+
+    assert compute.sum(arr_2).as_py() > 0
+    del arr_2
+
+    img2 = img.copy()
+    px = img2.load()
+    assert px  # make mypy happy
+    assert isinstance(px[0, 0], int)
+
+
+class DataShape(NamedTuple):
+    dtype: DataType
+    # Strictly speaking, elt should be a pixel or pixel component, so
+    # list[uint8][4], float, int, uint32, uint8, etc.  But more
+    # correctly, it should be exactly the dtype from the line above.
+    elt: Any
+    elts_per_pixel: int
+
+
+UINT_ARR = DataShape(
+    dtype=fl_uint8_4_type,
+    elt=[1, 2, 3, 4],  # array of 4 uint8 per pixel
+    elts_per_pixel=1,  # only one array per pixel
+)
+
+UINT = DataShape(
+    dtype=DataType.uint8(),
+    elt=3,  # one uint8,
+    elts_per_pixel=4,  # but repeated 4x per pixel
+)
+
+UINT32 = DataShape(
+    dtype=DataType.uint32(),
+    elt=0xABCDEF45,  # one packed int, doesn't fit in a int32 > 0x80000000
+    elts_per_pixel=1,  # one per pixel
+)
+
+INT32 = DataShape(
+    dtype=DataType.uint32(),
+    elt=0x12CDEF45,  # one packed int
+    elts_per_pixel=1,  # one per pixel
+)
+
+
+@pytest.mark.parametrize(
+    "mode, data_tp, mask",
+    (
+        ("L", DataShape(DataType.uint8(), 3, 1), None),
+        ("I", DataShape(DataType.int32(), 1 << 24, 1), None),
+        ("F", DataShape(DataType.float32(), 3.14159, 1), None),
+        ("LA", UINT_ARR, [0, 3]),
+        ("LA", UINT, [0, 3]),
+        ("RGB", UINT_ARR, [0, 1, 2]),
+        ("RGBA", UINT_ARR, None),
+        ("CMYK", UINT_ARR, None),
+        ("YCbCr", UINT_ARR, [0, 1, 2]),
+        ("HSV", UINT_ARR, [0, 1, 2]),
+        ("RGB", UINT, [0, 1, 2]),
+        ("RGBA", UINT, None),
+        ("CMYK", UINT, None),
+        ("YCbCr", UINT, [0, 1, 2]),
+        ("HSV", UINT, [0, 1, 2]),
+    ),
+)
+def test_fromarray(mode: str, data_tp: DataShape, mask: list[int] | None) -> None:
+    (dtype, elt, elts_per_pixel) = data_tp
+
+    ct_pixels = TEST_IMAGE_SIZE[0] * TEST_IMAGE_SIZE[1]
+    if dtype == fl_uint8_4_type:
+        tmp_arr = Array(elt * (ct_pixels * elts_per_pixel), type=DataType.uint8())
+        arr = fixed_size_list_array(tmp_arr, 4)
+    else:
+        arr = Array([elt] * (ct_pixels * elts_per_pixel), type=dtype)
+    img = Image.fromarrow(arr, mode, TEST_IMAGE_SIZE)
+
+    _test_img_equals_pyarray(img, arr, mask, elts_per_pixel)
+
+
+@pytest.mark.parametrize(
+    "mode, mask",
+    (
+        ("LA", [0, 3]),
+        ("RGB", [0, 1, 2]),
+        ("RGBA", None),
+        ("CMYK", None),
+        ("YCbCr", [0, 1, 2]),
+        ("HSV", [0, 1, 2]),
+    ),
+)
+@pytest.mark.parametrize("data_tp", (UINT32, INT32))
+def test_from_int32array(mode: str, mask: list[int] | None, data_tp: DataShape) -> None:
+    (dtype, elt, elts_per_pixel) = data_tp
+
+    ct_pixels = TEST_IMAGE_SIZE[0] * TEST_IMAGE_SIZE[1]
+    arr = Array([elt] * (ct_pixels * elts_per_pixel), type=dtype)
+    img = Image.fromarrow(arr, mode, TEST_IMAGE_SIZE)
+
+    _test_img_equals_int32_pyarray(img, arr, mask, elts_per_pixel)
+
+
+@pytest.mark.parametrize(
+    "mode, metadata",
+    (
+        ("LA", ["L", "X", "X", "A"]),
+        ("RGB", ["R", "G", "B", "X"]),
+        ("RGBX", ["R", "G", "B", "X"]),
+        ("RGBA", ["R", "G", "B", "A"]),
+        ("CMYK", ["C", "M", "Y", "K"]),
+        ("YCbCr", ["Y", "Cb", "Cr", "X"]),
+        ("HSV", ["H", "S", "V", "X"]),
+    ),
+)
+def test_image_metadata(mode: str, metadata: list[str]) -> None:
+    img = hopper(mode)
+
+    arr = Array(img)
+
+    assert arr.type.value_field
+    assert arr.type.value_field.metadata
+    assert arr.type.value_field.metadata[b"image"]
+
+    parsed_metadata = json.loads(arr.type.value_field.metadata[b"image"].decode("utf8"))
+
+    assert "bands" in parsed_metadata
+    assert parsed_metadata["bands"] == metadata

Tests/test_core_resources.py

@@ -188,5 +188,5 @@ class TestEnvVars:
         ),
     )
     def test_warnings(self, var: dict[str, str]) -> None:
-        with pytest.warns(UserWarning):
+        with pytest.warns(UserWarning, match=list(var)[0]):
             Image._apply_env_variables(var)

Tests/test_deprecate.py

@@ -9,9 +9,9 @@ from PIL import _deprecate
     "version, expected",
     [
         (
-            12,
+            13,
-            "Old thing is deprecated and will be removed in Pillow 12 "
+            "Old thing is deprecated and will be removed in Pillow 13 "
-            r"\(2025-10-15\)\. Use new thing instead\.",
+            r"\(2026-10-15\)\. Use new thing instead\.",
         ),
         (
             None,
@@ -47,25 +47,24 @@ def test_unknown_version() -> None:
     ],
 )
 def test_old_version(deprecated: str, plural: bool, expected: str) -> None:
-    expected = r""
     with pytest.raises(RuntimeError, match=expected):
         _deprecate.deprecate(deprecated, 1, plural=plural)
 
 
 def test_plural() -> None:
     expected = (
-        r"Old things are deprecated and will be removed in Pillow 12 \(2025-10-15\)\. "
+        r"Old things are deprecated and will be removed in Pillow 13 \(2026-10-15\)\. "
         r"Use new thing instead\."
     )
     with pytest.warns(DeprecationWarning, match=expected):
-        _deprecate.deprecate("Old things", 12, "new thing", plural=True)
+        _deprecate.deprecate("Old things", 13, "new thing", plural=True)
 
 
 def test_replacement_and_action() -> None:
     expected = "Use only one of 'replacement' and 'action'"
     with pytest.raises(ValueError, match=expected):
         _deprecate.deprecate(
-            "Old thing", 12, replacement="new thing", action="Upgrade to new thing"
+            "Old thing", 13, replacement="new thing", action="Upgrade to new thing"
         )
 
 
@@ -78,16 +77,16 @@ def test_replacement_and_action() -> None:
 )
 def test_action(action: str) -> None:
     expected = (
-        r"Old thing is deprecated and will be removed in Pillow 12 \(2025-10-15\)\. "
+        r"Old thing is deprecated and will be removed in Pillow 13 \(2026-10-15\)\. "
         r"Upgrade to new thing\."
     )
     with pytest.warns(DeprecationWarning, match=expected):
-        _deprecate.deprecate("Old thing", 12, action=action)
+        _deprecate.deprecate("Old thing", 13, action=action)
 
 
 def test_no_replacement_or_action() -> None:
     expected = (
-        r"Old thing is deprecated and will be removed in Pillow 12 \(2025-10-15\)"
+        r"Old thing is deprecated and will be removed in Pillow 13 \(2026-10-15\)"
     )
     with pytest.warns(DeprecationWarning, match=expected):
-        _deprecate.deprecate("Old thing", 12)
+        _deprecate.deprecate("Old thing", 13)

Tests/test_features.py

@@ -2,7 +2,6 @@ from __future__ import annotations
 
 import io
 import re
-from typing import Callable
 
 import pytest
 
@@ -10,6 +9,10 @@ from PIL import features
 
 from .helper import skip_unless_feature
 
+TYPE_CHECKING = False
+if TYPE_CHECKING:
+    from collections.abc import Callable
+
 
 def test_check() -> None:
     # Check the correctness of the convenience function
@@ -18,11 +21,7 @@ def test_check() -> None:
     for codec in features.codecs:
         assert features.check_codec(codec) == features.check(codec)
     for feature in features.features:
-        if "webp" in feature:
+        assert features.check_feature(feature) == features.check(feature)
-            with pytest.warns(DeprecationWarning):
-                assert features.check_feature(feature) == features.check(feature)
-        else:
-            assert features.check_feature(feature) == features.check(feature)
 
 
 def test_version() -> None:
@@ -48,26 +47,7 @@ def test_version() -> None:
     for codec in features.codecs:
         test(codec, features.version_codec)
     for feature in features.features:
-        if "webp" in feature:
+        test(feature, features.version_feature)
-            with pytest.warns(DeprecationWarning):
-                test(feature, features.version_feature)
-        else:
-            test(feature, features.version_feature)
-
-
-def test_webp_transparency() -> None:
-    with pytest.warns(DeprecationWarning):
-        assert (features.check("transp_webp") or False) == features.check_module("webp")
-
-
-def test_webp_mux() -> None:
-    with pytest.warns(DeprecationWarning):
-        assert (features.check("webp_mux") or False) == features.check_module("webp")
-
-
-def test_webp_anim() -> None:
-    with pytest.warns(DeprecationWarning):
-        assert (features.check("webp_anim") or False) == features.check_module("webp")
 
 
 @skip_unless_feature("libjpeg_turbo")
@@ -95,10 +75,9 @@ def test_check_codecs(feature: str) -> None:
 
 
 def test_check_warns_on_nonexistent() -> None:
-    with pytest.warns(UserWarning) as cm:
+    with pytest.warns(UserWarning, match="Unknown feature 'typo'."):
         has_feature = features.check("typo")
     assert has_feature is False
-    assert str(cm[-1].message) == "Unknown feature 'typo'."
 
 
 def test_supported_modules() -> None:
@@ -128,6 +107,25 @@ def test_unsupported_module() -> None:
         features.version_module(module)
 
 
+def test_unsupported_feature() -> None:
+    # Arrange
+    feature = "unsupported_feature"
+    # Act / Assert
+    with pytest.raises(ValueError):
+        features.check_feature(feature)
+    with pytest.raises(ValueError):
+        features.version_feature(feature)
+
+
+def test_unsupported_version() -> None:
+    assert features.version("unsupported_version") is None
+
+
+def test_modulenotfound(monkeypatch: pytest.MonkeyPatch) -> None:
+    monkeypatch.setattr(features, "features", {"test": ("PIL._test", "", "")})
+    assert features.check_feature("test") is None
+
+
 @pytest.mark.parametrize("supported_formats", (True, False))
 def test_pilinfo(supported_formats: bool) -> None:
     buf = io.StringIO()

Tests/test_file_apng.py

@@ -303,11 +303,11 @@ def test_apng_chunk_errors() -> None:
         assert isinstance(im, PngImagePlugin.PngImageFile)
         assert not im.is_animated
 
-    with pytest.warns(UserWarning):
+    with pytest.warns(UserWarning, match="Invalid APNG"):
-        with Image.open("Tests/images/apng/chunk_multi_actl.png") as im:
+        im = Image.open("Tests/images/apng/chunk_multi_actl.png")
-            im.load()
+    assert isinstance(im, PngImagePlugin.PngImageFile)
-        assert isinstance(im, PngImagePlugin.PngImageFile)
+    assert not im.is_animated
-        assert not im.is_animated
+    im.close()
 
     with Image.open("Tests/images/apng/chunk_actl_after_idat.png") as im:
         assert isinstance(im, PngImagePlugin.PngImageFile)
@@ -330,18 +330,20 @@ def test_apng_chunk_errors() -> None:
 
 
 def test_apng_syntax_errors() -> None:
-    with pytest.warns(UserWarning):
+    with pytest.warns(UserWarning, match="Invalid APNG"):
-        with Image.open("Tests/images/apng/syntax_num_frames_zero.png") as im:
+        im = Image.open("Tests/images/apng/syntax_num_frames_zero.png")
-            assert isinstance(im, PngImagePlugin.PngImageFile)
+    assert isinstance(im, PngImagePlugin.PngImageFile)
-            assert not im.is_animated
+    assert not im.is_animated
-            with pytest.raises(OSError):
+    with pytest.raises(OSError):
-                im.load()
+        im.load()
+    im.close()
 
-    with pytest.warns(UserWarning):
+    with pytest.warns(UserWarning, match="Invalid APNG"):
-        with Image.open("Tests/images/apng/syntax_num_frames_zero_default.png") as im:
+        im = Image.open("Tests/images/apng/syntax_num_frames_zero_default.png")
-            assert isinstance(im, PngImagePlugin.PngImageFile)
+    assert isinstance(im, PngImagePlugin.PngImageFile)
-            assert not im.is_animated
+    assert not im.is_animated
-            im.load()
+    im.load()
+    im.close()
 
     # we can handle this case gracefully
     with Image.open("Tests/images/apng/syntax_num_frames_low.png") as im:
@@ -354,11 +356,12 @@ def test_apng_syntax_errors() -> None:
             im.seek(im.n_frames - 1)
             im.load()
 
-    with pytest.warns(UserWarning):
+    with pytest.warns(UserWarning, match="Invalid APNG"):
-        with Image.open("Tests/images/apng/syntax_num_frames_invalid.png") as im:
+        im = Image.open("Tests/images/apng/syntax_num_frames_invalid.png")
-            assert isinstance(im, PngImagePlugin.PngImageFile)
+    assert isinstance(im, PngImagePlugin.PngImageFile)
-            assert not im.is_animated
+    assert not im.is_animated
-            im.load()
+    im.load()
+    im.close()
 
 
 @pytest.mark.parametrize(

Tests/test_file_avif.py

@@ -14,6 +14,7 @@ import pytest
 
 from PIL import (
     AvifImagePlugin,
+    GifImagePlugin,
     Image,
     ImageDraw,
     ImageFile,
@@ -77,8 +78,8 @@ class TestUnsupportedAvif:
     def test_unsupported(self, monkeypatch: pytest.MonkeyPatch) -> None:
         monkeypatch.setattr(AvifImagePlugin, "SUPPORTED", False)
 
-        with pytest.warns(UserWarning):
+        with pytest.raises(UnidentifiedImageError):
-            with pytest.raises(UnidentifiedImageError):
+            with pytest.warns(UserWarning, match="AVIF support not installed"):
                 with Image.open(TEST_AVIF_FILE):
                     pass
 
@@ -220,6 +221,7 @@ class TestFileAvif:
     def test_background_from_gif(self, tmp_path: Path) -> None:
         with Image.open("Tests/images/chi.gif") as im:
             original_value = im.convert("RGB").getpixel((1, 1))
+            assert isinstance(original_value, tuple)
 
             # Save as AVIF
             out_avif = tmp_path / "temp.avif"
@@ -232,6 +234,7 @@ class TestFileAvif:
 
         with Image.open(out_gif) as reread:
             reread_value = reread.convert("RGB").getpixel((1, 1))
+        assert isinstance(reread_value, tuple)
         difference = sum([abs(original_value[i] - reread_value[i]) for i in range(3)])
         assert difference <= 6
 
@@ -240,6 +243,7 @@ class TestFileAvif:
         with Image.open("Tests/images/chi.gif") as im:
             im.save(temp_file)
         with Image.open(temp_file) as im:
+            assert isinstance(im, AvifImagePlugin.AvifImageFile)
             assert im.n_frames == 1
 
     def test_invalid_file(self) -> None:
@@ -254,7 +258,9 @@ class TestFileAvif:
             assert_image(im, "RGBA", (64, 64))
 
             # image has 876 transparent pixels
-            assert im.getchannel("A").getcolors()[0] == (876, 0)
+            colors = im.getchannel("A").getcolors()
+            assert colors is not None
+            assert colors[0] == (876, 0)
 
     def test_save_transparent(self, tmp_path: Path) -> None:
         im = Image.new("RGBA", (10, 10), (0, 0, 0, 0))
@@ -596,10 +602,12 @@ class TestAvifAnimation:
         """
 
         with Image.open(TEST_AVIF_FILE) as im:
+            assert isinstance(im, AvifImagePlugin.AvifImageFile)
             assert im.n_frames == 1
             assert not im.is_animated
 
         with Image.open("Tests/images/avif/star.avifs") as im:
+            assert isinstance(im, AvifImagePlugin.AvifImageFile)
             assert im.n_frames == 5
             assert im.is_animated
 
@@ -610,11 +618,13 @@ class TestAvifAnimation:
         """
 
         with Image.open("Tests/images/avif/star.gif") as original:
+            assert isinstance(original, GifImagePlugin.GifImageFile)
             assert original.n_frames > 1
 
             temp_file = tmp_path / "temp.avif"
             original.save(temp_file, save_all=True)
             with Image.open(temp_file) as im:
+                assert isinstance(im, AvifImagePlugin.AvifImageFile)
                 assert im.n_frames == original.n_frames
 
                 # Compare first frame in P mode to frame from original GIF
@@ -634,6 +644,7 @@ class TestAvifAnimation:
 
         def check(temp_file: Path) -> None:
             with Image.open(temp_file) as im:
+                assert isinstance(im, AvifImagePlugin.AvifImageFile)
                 assert im.n_frames == 4
 
                 # Compare first frame to original
@@ -706,6 +717,7 @@ class TestAvifAnimation:
             )
 
         with Image.open(temp_file) as im:
+            assert isinstance(im, AvifImagePlugin.AvifImageFile)
             assert im.n_frames == 5
             assert im.is_animated
 
@@ -735,6 +747,7 @@ class TestAvifAnimation:
             )
 
         with Image.open(temp_file) as im:
+            assert isinstance(im, AvifImagePlugin.AvifImageFile)
             assert im.n_frames == 5
             assert im.is_animated
 

Tests/test_file_blp.py

@@ -7,9 +7,8 @@ import pytest
 from PIL import BlpImagePlugin, Image
 
 from .helper import (
-    assert_image_equal,
     assert_image_equal_tofile,
-    assert_image_similar,
+    assert_image_similar_tofile,
     hopper,
 )
 
@@ -52,18 +51,16 @@ def test_save(tmp_path: Path) -> None:
         im = hopper("P")
         im.save(f, blp_version=version)
 
-        with Image.open(f) as reloaded:
+        assert_image_equal_tofile(im.convert("RGB"), f)
-            assert_image_equal(im.convert("RGB"), reloaded)
 
         with Image.open("Tests/images/transparent.png") as im:
             f = tmp_path / "temp.blp"
             im.convert("P").save(f, blp_version=version)
 
-            with Image.open(f) as reloaded:
+            assert_image_similar_tofile(im, f, 8)
-                assert_image_similar(im, reloaded, 8)
 
     im = hopper()
-    with pytest.raises(ValueError):
+    with pytest.raises(ValueError, match="Unsupported BLP image mode"):
         im.save(f)
 
 

Tests/test_file_bmp.py

@@ -6,6 +6,8 @@ from pathlib import Path
 import pytest
 
 from PIL import BmpImagePlugin, Image, _binary
+from PIL._binary import o16le as o16
+from PIL._binary import o32le as o32
 
 from .helper import (
     assert_image_equal,
@@ -114,7 +116,7 @@ def test_save_float_dpi(tmp_path: Path) -> None:
 
 
 def test_load_dib() -> None:
-    # test for #1293, Imagegrab returning Unsupported Bitfields Format
+    # test for #1293, ImageGrab returning Unsupported Bitfields Format
     with Image.open("Tests/images/clipboard.dib") as im:
         assert im.format == "DIB"
         assert im.get_format_mimetype() == "image/bmp"
@@ -219,6 +221,18 @@ def test_rle8_eof(file_name: str, length: int) -> None:
             im.load()
 
 
+def test_unsupported_bmp_bitfields_layout() -> None:
+    fp = io.BytesIO(
+        o32(40)  # header size
+        + b"\x00" * 10
+        + o16(1)  # bits
+        + o32(3)  # BITFIELDS compression
+        + b"\x00" * 32
+    )
+    with pytest.raises(OSError, match="Unsupported BMP bitfields layout"):
+        Image.open(fp)
+
+
 def test_offset() -> None:
     # This image has been hexedited
     # to exclude the palette size from the pixel data offset

Tests/test_file_cur.py

@@ -5,6 +5,9 @@ from io import BytesIO
 import pytest
 
 from PIL import CurImagePlugin, Image
+from PIL._binary import o8
+from PIL._binary import o16le as o16
+from PIL._binary import o32le as o32
 
 from .helper import assert_image_equal
 
@@ -21,6 +24,24 @@ def test_sanity() -> None:
         assert im.getpixel((16, 16)) == (84, 87, 86, 255)
 
 
+def test_largest_cursor() -> None:
+    magic = b"\x00\x00\x02\x00"
+    sizes = ((1, 1), (8, 8), (4, 4))
+    data = magic + o16(len(sizes))
+    for w, h in sizes:
+        image_offset = 6 + len(sizes) * 16 if (w, h) == max(sizes) else 0
+        data += o8(w) + o8(h) + o8(0) * 10 + o32(image_offset)
+    data += (
+        o32(12)  # header size
+        + o16(8)  # width
+        + o16(16)  # height
+        + o16(0)  # planes
+        + o16(1)  # bits
+    )
+    with Image.open(BytesIO(data)) as im:
+        assert im.size == (8, 8)
+
+
 def test_posy_link() -> None:
     with Image.open("Tests/images/cur/posy_link.cur") as im:
         assert im.size == (128, 128)
@@ -66,6 +87,7 @@ def test_invalid_file() -> None:
     no_cursors_file = "Tests/images/cur/no_cursors.cur"
 
     cur = CurImagePlugin.CurImageFile("Tests/images/cur/deerstalker.cur")
+    assert cur.fp is not None
     cur.fp.close()
     with open(no_cursors_file, "rb") as cur.fp:
         with pytest.raises(TypeError):

Tests/test_file_dds.py

@@ -380,21 +380,28 @@ def test_palette() -> None:
         assert_image_equal_tofile(im, "Tests/images/transparent.gif")
 
 
+def test_unsupported_header_size() -> None:
+    with pytest.raises(OSError, match="Unsupported header size 0"):
+        with Image.open(BytesIO(b"DDS " + b"\x00" * 4)):
+            pass
+
+
 def test_unsupported_bitcount() -> None:
-    with pytest.raises(OSError):
+    with pytest.raises(OSError, match="Unsupported bitcount 24 for 131072"):
         with Image.open("Tests/images/unsupported_bitcount.dds"):
             pass
 
 
 @pytest.mark.parametrize(
-    "test_file",
+    "test_file, message",
     (
-        "Tests/images/unimplemented_dxgi_format.dds",
+        ("Tests/images/unimplemented_dxgi_format.dds", "Unimplemented DXGI format 93"),
-        "Tests/images/unimplemented_pfflags.dds",
+        ("Tests/images/unimplemented_pixel_format.dds", "Unimplemented pixel format 0"),
+        ("Tests/images/unimplemented_pfflags.dds", "Unknown pixel format flags 8"),
     ),
 )
-def test_not_implemented(test_file: str) -> None:
+def test_not_implemented(test_file: str, message: str) -> None:
-    with pytest.raises(NotImplementedError):
+    with pytest.raises(NotImplementedError, match=message):
         with Image.open(test_file):
             pass
 
@@ -511,3 +518,20 @@ def test_save_dx10_bc5(tmp_path: Path) -> None:
     im = hopper("L")
     with pytest.raises(OSError, match="only RGB mode can be written as BC5"):
         im.save(out, pixel_format="BC5")
+
+
+@pytest.mark.parametrize(
+    "pixel_format, mode",
+    (
+        ("DXT1", "RGBA"),
+        ("DXT3", "RGBA"),
+        ("DXT5", "RGBA"),
+        ("BC2", "RGBA"),
+        ("BC3", "RGBA"),
+        ("BC5", "RGB"),
+    ),
+)
+def test_save_large_file(tmp_path: Path, pixel_format: str, mode: str) -> None:
+    im = hopper(mode).resize((440, 440))
+    # should not error in valgrind
+    im.save(tmp_path / "img.dds", pixel_format=pixel_format)

Tests/test_file_eps.py

@@ -197,6 +197,14 @@ def test_load_long_binary_data(prefix: bytes) -> None:
         assert img.format == "EPS"
 
 
+def test_begin_binary() -> None:
+    with open("Tests/images/eps/binary_preview_map.eps", "rb") as fp:
+        data = bytearray(fp.read())
+    data[76875 : 76875 + 11] = b"%" * 11
+    with Image.open(io.BytesIO(data)) as img:
+        assert img.size == (399, 480)
+
+
 @mark_if_feature_version(
     pytest.mark.valgrind_known_error, "libjpeg_turbo", "2.0", reason="Known Failing"
 )

Tests/test_file_fli.py

@@ -48,6 +48,7 @@ def test_sanity() -> None:
 def test_prefix_chunk(monkeypatch: pytest.MonkeyPatch) -> None:
     monkeypatch.setattr(ImageFile, "LOAD_TRUNCATED_IMAGES", True)
     with Image.open(animated_test_file_with_prefix_chunk) as im:
+        assert isinstance(im, FliImagePlugin.FliImageFile)
         assert im.mode == "P"
         assert im.size == (320, 200)
         assert im.format == "FLI"
@@ -55,6 +56,7 @@ def test_prefix_chunk(monkeypatch: pytest.MonkeyPatch) -> None:
         assert im.is_animated
 
         palette = im.getpalette()
+        assert palette is not None
         assert palette[3:6] == [255, 255, 255]
         assert palette[381:384] == [204, 204, 12]
         assert palette[765:] == [252, 0, 0]

Tests/test_file_gbr.py

@@ -1,8 +1,10 @@
 from __future__ import annotations
 
+from io import BytesIO
+
 import pytest
 
-from PIL import GbrImagePlugin, Image
+from PIL import GbrImagePlugin, Image, _binary
 
 from .helper import assert_image_equal_tofile
 
@@ -31,8 +33,49 @@ def test_multiple_load_operations() -> None:
         assert_image_equal_tofile(im, "Tests/images/gbr.png")
 
 
-def test_invalid_file() -> None:
+def create_gbr_image(info: dict[str, int] = {}, magic_number=b"") -> BytesIO:
-    invalid_file = "Tests/images/flower.jpg"
+    return BytesIO(
+        b"".join(
+            _binary.o32be(i)
+            for i in [
+                info.get("header_size", 20),
+                info.get("version", 1),
+                info.get("width", 1),
+                info.get("height", 1),
+                info.get("color_depth", 1),
+            ]
+        )
+        + magic_number
+    )
 
-    with pytest.raises(SyntaxError):
+
+def test_invalid_file() -> None:
+    for f in [
+        create_gbr_image({"header_size": 0}),
+        create_gbr_image({"width": 0}),
+        create_gbr_image({"height": 0}),
+    ]:
+        with pytest.raises(SyntaxError, match="not a GIMP brush"):
+            GbrImagePlugin.GbrImageFile(f)
+
+    invalid_file = "Tests/images/flower.jpg"
+    with pytest.raises(SyntaxError, match="Unsupported GIMP brush version"):
         GbrImagePlugin.GbrImageFile(invalid_file)
+
+
+def test_unsupported_gimp_brush() -> None:
+    f = create_gbr_image({"color_depth": 2})
+    with pytest.raises(SyntaxError, match="Unsupported GIMP brush color depth: 2"):
+        GbrImagePlugin.GbrImageFile(f)
+
+
+def test_bad_magic_number() -> None:
+    f = create_gbr_image({"version": 2}, magic_number=b"badm")
+    with pytest.raises(SyntaxError, match="not a GIMP brush, bad magic number"):
+        GbrImagePlugin.GbrImageFile(f)
+
+
+def test_L() -> None:
+    f = create_gbr_image()
+    with Image.open(f) as im:
+        assert im.mode == "L"

Tests/test_file_gd.py

@@ -1,5 +1,7 @@
 from __future__ import annotations
 
+from io import BytesIO
+
 import pytest
 
 from PIL import GdImageFile, UnidentifiedImageError
@@ -16,6 +18,14 @@ def test_sanity() -> None:
         assert_image_similar_tofile(im.convert("RGB"), "Tests/images/hopper.jpg", 14)
 
 
+def test_transparency() -> None:
+    with open(TEST_GD_FILE, "rb") as fp:
+        data = bytearray(fp.read())
+    data[7:11] = b"\x00\x00\x00\x05"
+    with GdImageFile.open(BytesIO(data)) as im:
+        assert im.info["transparency"] == 5
+
+
 def test_bad_mode() -> None:
     with pytest.raises(ValueError):
         GdImageFile.open(TEST_GD_FILE, "bad mode")

Tests/test_file_gif.py

@@ -100,6 +100,18 @@ def test_l_mode_after_rgb() -> None:
         assert im.mode == "RGB"
 
 
+def test_l_mode_transparency_after_rgb() -> None:
+    with Image.open("Tests/images/no_palette_with_transparency_after_rgb.gif") as im:
+        expected = im.convert("RGB")
+        d = ImageDraw.Draw(expected)
+        d.rectangle([(0, 0), (64, 128)], fill="#000")
+
+        im.seek(1)
+        assert im.mode == "RGB"
+
+        assert_image_equal(im, expected)
+
+
 def test_palette_not_needed_for_second_frame() -> None:
     with Image.open("Tests/images/palette_not_needed_for_second_frame.gif") as im:
         im.seek(1)
@@ -224,6 +236,7 @@ def test_optimize_if_palette_can_be_reduced_by_half() -> None:
         out = BytesIO()
         im.save(out, "GIF", optimize=optimize)
         with Image.open(out) as reloaded:
+            assert reloaded.palette is not None
             assert len(reloaded.palette.palette) // 3 == colors
 
 
@@ -280,6 +293,7 @@ def test_roundtrip_save_all(tmp_path: Path) -> None:
         im.save(out, save_all=True)
 
     with Image.open(out) as reread:
+        assert isinstance(reread, GifImagePlugin.GifImageFile)
         assert reread.n_frames == 5
 
 
@@ -540,7 +554,9 @@ def test_dispose_background_transparency() -> None:
         img.seek(2)
         px = img.load()
         assert px is not None
-        assert px[35, 30][3] == 0
+        value = px[35, 30]
+        assert isinstance(value, tuple)
+        assert value[3] == 0
 
 
 @pytest.mark.parametrize(
@@ -1229,7 +1245,9 @@ def test_removed_transparency(tmp_path: Path) -> None:
         im.putpixel((x, 0), (x, 0, 0))
 
     im.info["transparency"] = (255, 255, 255)
-    with pytest.warns(UserWarning):
+    with pytest.warns(
+        UserWarning, match="Couldn't allocate palette entry for transparency"
+    ):
         im.save(out)
 
     with Image.open(out) as reloaded:
@@ -1251,7 +1269,7 @@ def test_rgb_transparency(tmp_path: Path) -> None:
     im = Image.new("RGB", (1, 1))
     im.info["transparency"] = b""
     ims = [Image.new("RGB", (1, 1))]
-    with pytest.warns(UserWarning):
+    with pytest.warns(UserWarning, match="should be converted to RGBA images"):
         im.save(out, save_all=True, append_images=ims)
 
     with Image.open(out) as reloaded:
@@ -1357,8 +1375,10 @@ def test_palette_save_all_P(tmp_path: Path) -> None:
 
     with Image.open(out) as im:
         # Assert that the frames are correct, and each frame has the same palette
+        assert isinstance(im, GifImagePlugin.GifImageFile)
         assert_image_equal(im.convert("RGB"), frames[0].convert("RGB"))
         assert im.palette is not None
+        assert im.global_palette is not None
         assert im.palette.palette == im.global_palette.palette
 
         im.seek(1)
@@ -1422,7 +1442,9 @@ def test_getdata(monkeypatch: pytest.MonkeyPatch) -> None:
 def test_lzw_bits() -> None:
     # see https://github.com/python-pillow/Pillow/issues/2811
     with Image.open("Tests/images/issue_2811.gif") as im:
-        assert im.tile[0][3][0] == 11  # LZW bits
+        args = im.tile[0][3]
+        assert isinstance(args, tuple)
+        assert args[0] == 11  # LZW bits
         # codec error prepatch
         im.load()
 
@@ -1477,7 +1499,11 @@ def test_saving_rgba(tmp_path: Path) -> None:
 
     with Image.open(out) as reloaded:
         reloaded_rgba = reloaded.convert("RGBA")
-        assert reloaded_rgba.load()[0, 0][3] == 0
+        px = reloaded_rgba.load()
+        assert px is not None
+        value = px[0, 0]
+        assert isinstance(value, tuple)
+        assert value[3] == 0
 
 
 @pytest.mark.parametrize("params", ({}, {"disposal": 2, "optimize": False}))

Tests/test_file_icns.py

@@ -93,19 +93,11 @@ def test_sizes() -> None:
     with Image.open(TEST_FILE) as im:
         assert isinstance(im, IcnsImagePlugin.IcnsImageFile)
         for w, h, r in im.info["sizes"]:
-            wr = w * r
-            hr = h * r
-            with pytest.warns(DeprecationWarning):
-                im.size = (w, h, r)
-            im.load()
-            assert im.mode == "RGBA"
-            assert im.size == (wr, hr)
-
             # Test using load() with scale
             im.size = (w, h)
             im.load(scale=r)
             assert im.mode == "RGBA"
-            assert im.size == (wr, hr)
+            assert im.size == (w * r, h * r)
 
         # Check that we cannot load an incorrect size
         with pytest.raises(ValueError):

Tests/test_file_ico.py

@@ -99,6 +99,7 @@ def test_getpixel(tmp_path: Path) -> None:
         reloaded.load()
         reloaded.size = (32, 32)
 
+        assert reloaded.load() is not None
         assert reloaded.getpixel((0, 0)) == (18, 20, 62)
 
 
@@ -233,7 +234,7 @@ def test_save_append_images(tmp_path: Path) -> None:
 def test_unexpected_size() -> None:
     # This image has been manually hexedited to state that it is 16x32
     # while the image within is still 16x16
-    with pytest.warns(UserWarning):
+    with pytest.warns(UserWarning, match="Image was not the expected size"):
         with Image.open("Tests/images/hopper_unexpected.ico") as im:
             assert im.size == (16, 16)
 

Tests/test_file_iptc.py

@@ -1,28 +1,87 @@
 from __future__ import annotations
 
-import sys
+from io import BytesIO
-from io import BytesIO, StringIO
 
 import pytest
 
-from PIL import Image, IptcImagePlugin
+from PIL import Image, IptcImagePlugin, TiffImagePlugin, TiffTags
 
 from .helper import assert_image_equal, hopper
 
 TEST_FILE = "Tests/images/iptc.jpg"
 
 
+def create_iptc_image(info: dict[str, int] = {}) -> BytesIO:
+    def field(tag, value):
+        return bytes((0x1C,) + tag + (0, len(value))) + value
+
+    data = field((3, 60), bytes((info.get("layers", 1), info.get("component", 0))))
+    data += field((3, 120), bytes((info.get("compression", 1),)))
+    if "band" in info:
+        data += field((3, 65), bytes((info["band"] + 1,)))
+    data += field((3, 20), b"\x01")  # width
+    data += field((3, 30), b"\x01")  # height
+    data += field(
+        (8, 10),
+        bytes((info.get("data", 0),)),
+    )
+
+    return BytesIO(data)
+
+
 def test_open() -> None:
     expected = Image.new("L", (1, 1))
 
-    f = BytesIO(
+    f = create_iptc_image()
-        b"\x1c\x03<\x00\x02\x01\x00\x1c\x03x\x00\x01\x01\x1c\x03\x14\x00\x01\x01"
-        b"\x1c\x03\x1e\x00\x01\x01\x1c\x08\n\x00\x01\x00"
-    )
     with Image.open(f) as im:
-        assert im.tile == [("iptc", (0, 0, 1, 1), 25, "raw")]
+        assert im.tile == [("iptc", (0, 0, 1, 1), 25, ("raw", None))]
         assert_image_equal(im, expected)
 
+    with Image.open(f) as im:
+        assert im.load() is not None
+
+
+def test_field_length() -> None:
+    f = create_iptc_image()
+    f.seek(28)
+    f.write(b"\xff")
+    with pytest.raises(OSError, match="illegal field length in IPTC/NAA file"):
+        with Image.open(f):
+            pass
+
+
+@pytest.mark.parametrize("layers, mode", ((3, "RGB"), (4, "CMYK")))
+def test_layers(layers: int, mode: str) -> None:
+    for band in range(-1, layers):
+        info = {"layers": layers, "component": 1, "data": 5}
+        if band != -1:
+            info["band"] = band
+        f = create_iptc_image(info)
+        with Image.open(f) as im:
+            assert im.mode == mode
+
+            data = [0] * layers
+            data[max(band, 0)] = 5
+            assert im.getpixel((0, 0)) == tuple(data)
+
+
+def test_unknown_compression() -> None:
+    f = create_iptc_image({"compression": 2})
+    with pytest.raises(OSError, match="Unknown IPTC image compression"):
+        with Image.open(f):
+            pass
+
+
+def test_getiptcinfo() -> None:
+    f = create_iptc_image()
+    with Image.open(f) as im:
+        assert IptcImagePlugin.getiptcinfo(im) == {
+            (3, 60): b"\x01\x00",
+            (3, 120): b"\x01",
+            (3, 20): b"\x01",
+            (3, 30): b"\x01",
+        }
+
 
 def test_getiptcinfo_jpg_none() -> None:
     # Arrange
@@ -75,13 +134,19 @@ def test_getiptcinfo_zero_padding() -> None:
 
 
 def test_getiptcinfo_tiff() -> None:
-    # Arrange
+    expected = {(1, 90): b"\x1b%G", (2, 0): b"\xcf\xc0"}
+
     with Image.open("Tests/images/hopper.Lab.tif") as im:
-        # Act
         iptc = IptcImagePlugin.getiptcinfo(im)
 
-    # Assert
+    assert iptc == expected
-    assert iptc == {(1, 90): b"\x1b%G", (2, 0): b"\xcf\xc0"}
+
+    # Test with LONG tag type
+    with Image.open("Tests/images/hopper.Lab.tif") as im:
+        im.tag_v2.tagtype[TiffImagePlugin.IPTC_NAA_CHUNK] = TiffTags.LONG
+        iptc = IptcImagePlugin.getiptcinfo(im)
+
+    assert iptc == expected
 
 
 def test_getiptcinfo_tiff_none() -> None:
@@ -92,35 +157,3 @@ def test_getiptcinfo_tiff_none() -> None:
 
     # Assert
     assert iptc is None
-
-
-def test_i() -> None:
-    # Arrange
-    c = b"a"
-
-    # Act
-    with pytest.warns(DeprecationWarning):
-        ret = IptcImagePlugin.i(c)
-
-    # Assert
-    assert ret == 97
-
-
-def test_dump(monkeypatch: pytest.MonkeyPatch) -> None:
-    # Arrange
-    c = b"abc"
-    # Temporarily redirect stdout
-    mystdout = StringIO()
-    monkeypatch.setattr(sys, "stdout", mystdout)
-
-    # Act
-    with pytest.warns(DeprecationWarning):
-        IptcImagePlugin.dump(c)
-
-    # Assert
-    assert mystdout.getvalue() == "61 62 63 \n"
-
-
-def test_pad_deprecation() -> None:
-    with pytest.warns(DeprecationWarning):
-        assert IptcImagePlugin.PAD == b"\0\0\0\0"

Tests/test_file_jpeg.py

@@ -26,7 +26,6 @@ from .helper import (
     assert_image_equal_tofile,
     assert_image_similar,
     assert_image_similar_tofile,
-    cjpeg_available,
     djpeg_available,
     hopper,
     is_win32,
@@ -130,30 +129,26 @@ class TestFileJpeg:
     def test_cmyk(self) -> None:
         # Test CMYK handling.  Thanks to Tim and Charlie for test data,
         # Michael for getting me to look one more time.
-        f = "Tests/images/pil_sample_cmyk.jpg"
+        def check(im: ImageFile.ImageFile) -> None:
-        with Image.open(f) as im:
+            cmyk = im.getpixel((0, 0))
-            # the source image has red pixels in the upper left corner.
+            assert isinstance(cmyk, tuple)
-            c, m, y, k = (x / 255.0 for x in im.getpixel((0, 0)))
+            c, m, y, k = (x / 255.0 for x in cmyk)
             assert c == 0.0
             assert m > 0.8
             assert y > 0.8
             assert k == 0.0
             # the opposite corner is black
-            c, m, y, k = (
+            cmyk = im.getpixel((im.size[0] - 1, im.size[1] - 1))
-                x / 255.0 for x in im.getpixel((im.size[0] - 1, im.size[1] - 1))
+            assert isinstance(cmyk, tuple)
-            )
+            k = cmyk[3] / 255.0
             assert k > 0.9
+
+        with Image.open("Tests/images/pil_sample_cmyk.jpg") as im:
+            # the source image has red pixels in the upper left corner.
+            check(im)
+
             # roundtrip, and check again
-            im = self.roundtrip(im)
+            check(self.roundtrip(im))
-            c, m, y, k = (x / 255.0 for x in im.getpixel((0, 0)))
-            assert c == 0.0
-            assert m > 0.8
-            assert y > 0.8
-            assert k == 0.0
-            c, m, y, k = (
-                x / 255.0 for x in im.getpixel((im.size[0] - 1, im.size[1] - 1))
-            )
-            assert k > 0.9
 
     def test_rgb(self) -> None:
         def getchannels(im: JpegImagePlugin.JpegImageFile) -> tuple[int, ...]:
@@ -335,8 +330,10 @@ class TestFileJpeg:
 
         # Reading
         with Image.open("Tests/images/exif_gps.jpg") as im:
-            exif = im._getexif()
+            assert isinstance(im, JpegImagePlugin.JpegImageFile)
-            assert exif[gps_index] == expected_exif_gps
+            exif_data = im._getexif()
+            assert exif_data is not None
+            assert exif_data[gps_index] == expected_exif_gps
 
         # Writing
         f = tmp_path / "temp.jpg"
@@ -345,8 +342,10 @@ class TestFileJpeg:
         hopper().save(f, exif=exif)
 
         with Image.open(f) as reloaded:
-            exif = reloaded._getexif()
+            assert isinstance(reloaded, JpegImagePlugin.JpegImageFile)
-            assert exif[gps_index] == expected_exif_gps
+            exif_data = reloaded._getexif()
+            assert exif_data is not None
+            assert exif_data[gps_index] == expected_exif_gps
 
     def test_empty_exif_gps(self) -> None:
         with Image.open("Tests/images/empty_gps_ifd.jpg") as im:
@@ -373,6 +372,7 @@ class TestFileJpeg:
         exifs = []
         for i in range(2):
             with Image.open("Tests/images/exif-200dpcm.jpg") as im:
+                assert isinstance(im, JpegImagePlugin.JpegImageFile)
                 exifs.append(im._getexif())
         assert exifs[0] == exifs[1]
 
@@ -406,13 +406,17 @@ class TestFileJpeg:
         }
 
         with Image.open("Tests/images/exif_gps.jpg") as im:
+            assert isinstance(im, JpegImagePlugin.JpegImageFile)
             exif = im._getexif()
+        assert exif is not None
 
         for tag, value in expected_exif.items():
             assert value == exif[tag]
 
     def test_exif_gps_typeerror(self) -> None:
         with Image.open("Tests/images/exif_gps_typeerror.jpg") as im:
+            assert isinstance(im, JpegImagePlugin.JpegImageFile)
+
             # Should not raise a TypeError
             im._getexif()
 
@@ -492,7 +496,9 @@ class TestFileJpeg:
 
     def test_exif(self) -> None:
         with Image.open("Tests/images/pil_sample_rgb.jpg") as im:
+            assert isinstance(im, JpegImagePlugin.JpegImageFile)
             info = im._getexif()
+            assert info is not None
             assert info[305] == "Adobe Photoshop CS Macintosh"
 
     def test_get_child_images(self) -> None:
@@ -615,6 +621,24 @@ class TestFileJpeg:
                     None
                 )
             ]
+
+            for quality in range(101):
+                qtable_from_qtable_quality = self.roundtrip(
+                    im,
+                    qtables={0: standard_l_qtable, 1: standard_chrominance_qtable},
+                    quality=quality,
+                ).quantization
+
+                qtable_from_quality = self.roundtrip(im, quality=quality).quantization
+
+                if features.check_feature("libjpeg_turbo"):
+                    assert qtable_from_qtable_quality == qtable_from_quality
+                else:
+                    assert qtable_from_qtable_quality[0] == qtable_from_quality[0]
+                    assert (
+                        qtable_from_qtable_quality[1][1:] == qtable_from_quality[1][1:]
+                    )
+
             # list of qtable lists
             assert_image_similar(
                 im,
@@ -677,11 +701,13 @@ class TestFileJpeg:
 
     def test_save_multiple_16bit_qtables(self) -> None:
         with Image.open("Tests/images/hopper_16bit_qtables.jpg") as im:
+            assert isinstance(im, JpegImagePlugin.JpegImageFile)
             im2 = self.roundtrip(im, qtables="keep")
             assert im.quantization == im2.quantization
 
     def test_save_single_16bit_qtable(self) -> None:
         with Image.open("Tests/images/hopper_16bit_qtables.jpg") as im:
+            assert isinstance(im, JpegImagePlugin.JpegImageFile)
             im2 = self.roundtrip(im, qtables={0: im.quantization[0]})
             assert len(im2.quantization) == 1
             assert im2.quantization[0] == im.quantization[0]
@@ -717,14 +743,6 @@ class TestFileJpeg:
             img.load_djpeg()
             assert_image_similar_tofile(img, TEST_FILE, 5)
 
-    @pytest.mark.skipif(not cjpeg_available(), reason="cjpeg not available")
-    def test_save_cjpeg(self, tmp_path: Path) -> None:
-        with Image.open(TEST_FILE) as img:
-            tempfile = str(tmp_path / "temp.jpg")
-            JpegImagePlugin._save_cjpeg(img, BytesIO(), tempfile)
-            # Default save quality is 75%, so a tiny bit of difference is alright
-            assert_image_similar_tofile(img, tempfile, 17)
-
     def test_no_duplicate_0x1001_tag(self) -> None:
         # Arrange
         tag_ids = {v: k for k, v in ExifTags.TAGS.items()}
@@ -750,10 +768,13 @@ class TestFileJpeg:
 
         # Act
         # Shouldn't raise error
-        fn = "Tests/images/sugarshack_bad_mpo_header.jpg"
+        with pytest.warns(UserWarning, match="malformed MPO file"):
-        with pytest.warns(UserWarning, Image.open, fn) as im:
+            im = Image.open("Tests/images/sugarshack_bad_mpo_header.jpg")
-            # Assert
+
-            assert im.format == "JPEG"
+        # Assert
+        assert im.format == "JPEG"
+
+        im.close()
 
     @pytest.mark.parametrize("mode", ("1", "L", "RGB", "RGBX", "CMYK", "YCbCr"))
     def test_save_correct_modes(self, mode: str) -> None:
@@ -890,7 +911,10 @@ class TestFileJpeg:
         # in contrast to normal 8
         with Image.open("Tests/images/exif-ifd-offset.jpg") as im:
             # Act / Assert
-            assert im._getexif()[306] == "2017:03:13 23:03:09"
+            assert isinstance(im, JpegImagePlugin.JpegImageFile)
+            exif = im._getexif()
+            assert exif is not None
+            assert exif[306] == "2017:03:13 23:03:09"
 
     def test_multiple_exif(self) -> None:
         with Image.open("Tests/images/multiple_exif.jpg") as im:
@@ -1065,10 +1089,16 @@ class TestFileJpeg:
         for marker in b"\xff\xd8", b"\xff\xd9":
             assert marker in data[1]
             assert marker in data[2]
-        # DHT, DQT
+
-        for marker in b"\xff\xc4", b"\xff\xdb":
+        # DQT
+        markers = [b"\xff\xdb"]
+        if features.check_feature("libjpeg_turbo"):
+            # DHT
+            markers.append(b"\xff\xc4")
+        for marker in markers:
             assert marker in data[1]
             assert marker not in data[2]
+
         # SOF0, SOS, APP0 (JFIF header)
         for marker in b"\xff\xc0", b"\xff\xda", b"\xff\xe0":
             assert marker not in data[1]
@@ -1092,14 +1122,6 @@ class TestFileJpeg:
 
         assert im._repr_jpeg_() is None
 
-    def test_deprecation(self) -> None:
-        with Image.open(TEST_FILE) as im:
-            assert isinstance(im, JpegImagePlugin.JpegImageFile)
-            with pytest.warns(DeprecationWarning):
-                assert im.huffman_ac == {}
-            with pytest.warns(DeprecationWarning):
-                assert im.huffman_dc == {}
-
 
 @pytest.mark.skipif(not is_win32(), reason="Windows only")
 @skip_unless_feature("jpg")

Tests/test_file_libtiff.py

@@ -256,19 +256,7 @@ class TestFileLibTiff(LibTiffTestCase):
 
             im.save(out, tiffinfo=new_ifd)
 
-    @pytest.mark.parametrize(
+    @pytest.mark.parametrize("libtiff", (True, False))
-        "libtiff",
-        (
-            pytest.param(
-                True,
-                marks=pytest.mark.skipif(
-                    not getattr(Image.core, "libtiff_support_custom_tags", False),
-                    reason="Custom tags not supported by older libtiff",
-                ),
-            ),
-            False,
-        ),
-    )
     def test_custom_metadata(
         self, monkeypatch: pytest.MonkeyPatch, tmp_path: Path, libtiff: bool
     ) -> None:
@@ -367,6 +355,27 @@ class TestFileLibTiff(LibTiffTestCase):
             # Should not segfault
             im.save(outfile)
 
+    def test_whitepoint_tag(
+        self, monkeypatch: pytest.MonkeyPatch, tmp_path: Path
+    ) -> None:
+        monkeypatch.setattr(TiffImagePlugin, "WRITE_LIBTIFF", True)
+
+        out = tmp_path / "temp.tif"
+        hopper().save(out, tiffinfo={318: (0.3127, 0.3289)})
+
+        with Image.open(out) as reloaded:
+            assert isinstance(reloaded, TiffImagePlugin.TiffImageFile)
+            assert reloaded.tag_v2[318] == pytest.approx((0.3127, 0.3289))
+
+        # Save tag by default
+        out = tmp_path / "temp2.tif"
+        with Image.open("Tests/images/rdf.tif") as im:
+            im.save(out)
+
+        with Image.open(out) as reloaded:
+            assert isinstance(reloaded, TiffImagePlugin.TiffImageFile)
+            assert reloaded.tag_v2[318] == pytest.approx((0.3127, 0.3289999))
+
     def test_xmlpacket_tag(
         self, monkeypatch: pytest.MonkeyPatch, tmp_path: Path
     ) -> None:
@@ -377,8 +386,7 @@ class TestFileLibTiff(LibTiffTestCase):
 
         with Image.open(out) as reloaded:
             assert isinstance(reloaded, TiffImagePlugin.TiffImageFile)
-            if 700 in reloaded.tag_v2:
+            assert reloaded.tag_v2[700] == b"xmlpacket tag"
-                assert reloaded.tag_v2[700] == b"xmlpacket tag"
 
     def test_int_dpi(self, monkeypatch: pytest.MonkeyPatch, tmp_path: Path) -> None:
         # issue #1765
@@ -724,8 +732,7 @@ class TestFileLibTiff(LibTiffTestCase):
 
         with Image.open(out) as reloaded:
             assert isinstance(reloaded, TiffImagePlugin.TiffImageFile)
-            if Image.core.libtiff_support_custom_tags:
+            assert reloaded.tag_v2[34665] == 125456
-                assert reloaded.tag_v2[34665] == 125456
 
     def test_crashing_metadata(
         self, monkeypatch: pytest.MonkeyPatch, tmp_path: Path
@@ -777,19 +784,7 @@ class TestFileLibTiff(LibTiffTestCase):
             assert icc_libtiff is not None
         assert icc == icc_libtiff
 
-    @pytest.mark.parametrize(
+    @pytest.mark.parametrize("libtiff", (True, False))
-        "libtiff",
-        (
-            pytest.param(
-                True,
-                marks=pytest.mark.skipif(
-                    not getattr(Image.core, "libtiff_support_custom_tags", False),
-                    reason="Custom tags not supported by older libtiff",
-                ),
-            ),
-            False,
-        ),
-    )
     def test_write_icc(
         self, monkeypatch: pytest.MonkeyPatch, tmp_path: Path, libtiff: bool
     ) -> None:
@@ -898,8 +893,8 @@ class TestFileLibTiff(LibTiffTestCase):
                 assert im.mode == "RGB"
                 assert im.size == (128, 128)
                 assert im.format == "TIFF"
-                im2 = hopper()
+                with hopper() as im2:
-                assert_image_similar(im, im2, 5)
+                    assert_image_similar(im, im2, 5)
         except OSError:
             captured = capfd.readouterr()
             if "LZMA compression support is not configured" in captured.err:

Tests/test_file_mcidas.py

@@ -27,6 +27,6 @@ def test_valid_file() -> None:
 
         # Assert
         assert im.format == "MCIDAS"
-        assert im.mode == "I"
+        assert im.mode == "I;16B"
         assert im.size == (1800, 400)
         assert_image_equal_tofile(im, saved_file)

Tests/test_file_mpo.py

@@ -104,25 +104,27 @@ def test_exif(test_file: str) -> None:
 
 
 def test_frame_size() -> None:
-    # This image has been hexedited to contain a different size
+    with Image.open("Tests/images/frame_size.mpo") as im:
-    # in the SOF marker of the second frame
+        assert im.size == (56, 70)
-    with Image.open("Tests/images/sugarshack_frame_size.mpo") as im:
+        im.load()
-        assert im.size == (640, 480)
 
         im.seek(1)
-        assert im.size == (680, 480)
+        assert im.size == (349, 434)
+        im.load()
 
         im.seek(0)
-        assert im.size == (640, 480)
+        assert im.size == (56, 70)
 
 
 def test_ignore_frame_size() -> None:
     # Ignore the different size of the second frame
     # since this is not a "Large Thumbnail" image
     with Image.open("Tests/images/ignore_frame_size.mpo") as im:
+        assert isinstance(im, MpoImagePlugin.MpoImageFile)
         assert im.size == (64, 64)
 
         im.seek(1)
+        assert im.mpinfo is not None
         assert (
             im.mpinfo[0xB002][1]["Attribute"]["MPType"]
             == "Multi-Frame Image: (Disparity)"
@@ -155,7 +157,9 @@ def test_reload_exif_after_seek() -> None:
 @pytest.mark.parametrize("test_file", test_files)
 def test_mp(test_file: str) -> None:
     with Image.open(test_file) as im:
+        assert isinstance(im, MpoImagePlugin.MpoImageFile)
         mpinfo = im._getmp()
+        assert mpinfo is not None
         assert mpinfo[45056] == b"0100"
         assert mpinfo[45057] == 2
 
@@ -164,7 +168,9 @@ def test_mp_offset() -> None:
     # This image has been manually hexedited to have an IFD offset of 10
     # in APP2 data, in contrast to normal 8
     with Image.open("Tests/images/sugarshack_ifd_offset.mpo") as im:
+        assert isinstance(im, MpoImagePlugin.MpoImageFile)
         mpinfo = im._getmp()
+        assert mpinfo is not None
         assert mpinfo[45056] == b"0100"
         assert mpinfo[45057] == 2
 
@@ -180,7 +186,9 @@ def test_mp_no_data() -> None:
 @pytest.mark.parametrize("test_file", test_files)
 def test_mp_attribute(test_file: str) -> None:
     with Image.open(test_file) as im:
+        assert isinstance(im, MpoImagePlugin.MpoImageFile)
         mpinfo = im._getmp()
+    assert mpinfo is not None
     for frame_number, mpentry in enumerate(mpinfo[0xB002]):
         mpattr = mpentry["Attribute"]
         if frame_number:
@@ -293,16 +301,18 @@ def test_save_all() -> None:
             assert_image_similar(im, im_reloaded, 30)
 
     im = Image.new("RGB", (1, 1))
-    im2 = Image.new("RGB", (1, 1), "#f00")
+    for colors in (("#f00",), ("#f00", "#0f0")):
-    im_reloaded = roundtrip(im, save_all=True, append_images=[im2])
+        append_images = [Image.new("RGB", (1, 1), color) for color in colors]
+        im_reloaded = roundtrip(im, save_all=True, append_images=append_images)
 
-    assert_image_equal(im, im_reloaded)
+        assert_image_equal(im, im_reloaded)
-    assert isinstance(im_reloaded, MpoImagePlugin.MpoImageFile)
+        assert isinstance(im_reloaded, MpoImagePlugin.MpoImageFile)
-    assert im_reloaded.mpinfo is not None
+        assert im_reloaded.mpinfo is not None
-    assert im_reloaded.mpinfo[45056] == b"0100"
+        assert im_reloaded.mpinfo[45056] == b"0100"
 
-    im_reloaded.seek(1)
+        for im_expected in append_images:
-    assert_image_similar(im2, im_reloaded, 1)
+            im_reloaded.seek(im_reloaded.tell() + 1)
+            assert_image_similar(im_reloaded, im_expected, 1)
 
     # Test that a single frame image will not be saved as an MPO
     jpg = roundtrip(im, save_all=True)
@@ -312,10 +322,24 @@ def test_save_all() -> None:
 def test_save_xmp() -> None:
     im = Image.new("RGB", (1, 1))
     im2 = Image.new("RGB", (1, 1), "#f00")
+
+    def roundtrip_xmp() -> list[Any]:
+        im_reloaded = roundtrip(im, xmp=b"Default", save_all=True, append_images=[im2])
+        xmp = [im_reloaded.info["xmp"]]
+        im_reloaded.seek(1)
+        return xmp + [im_reloaded.info["xmp"]]
+
+    # Use the save parameters for all frames by default
+    assert roundtrip_xmp() == [b"Default", b"Default"]
+
+    # Specify a value for the first frame
+    im.encoderinfo = {"xmp": b"First frame"}
+    assert roundtrip_xmp() == [b"First frame", b"Default"]
+    del im.encoderinfo
+
+    # Specify value for the second frame
     im2.encoderinfo = {"xmp": b"Second frame"}
-    im_reloaded = roundtrip(im, xmp=b"First frame", save_all=True, append_images=[im2])
+    assert roundtrip_xmp() == [b"Default", b"Second frame"]
 
-    assert im_reloaded.info["xmp"] == b"First frame"
+    # Test that encoderinfo is unchanged
-
+    assert im2.encoderinfo == {"xmp": b"Second frame"}
-    im_reloaded.seek(1)
-    assert im_reloaded.info["xmp"] == b"Second frame"

Tests/test_file_pcd.py

@@ -1,10 +1,17 @@
 from __future__ import annotations
 
+from io import BytesIO
+
+import pytest
+
 from PIL import Image
 
+from .helper import assert_image_equal
+
 
 def test_load_raw() -> None:
     with Image.open("Tests/images/hopper.pcd") as im:
+        assert im.size == (768, 512)
         im.load()  # should not segfault.
 
     # Note that this image was created with a resized hopper
@@ -15,3 +22,18 @@ def test_load_raw() -> None:
 
     # target = hopper().resize((768,512))
     # assert_image_similar(im, target, 10)
+
+
+@pytest.mark.parametrize("orientation", (1, 3))
+def test_rotated(orientation: int) -> None:
+    with open("Tests/images/hopper.pcd", "rb") as fp:
+        data = bytearray(fp.read())
+    data[2048 + 1538] = orientation
+    f = BytesIO(data)
+    with Image.open(f) as im:
+        assert im.size == (512, 768)
+
+        with Image.open("Tests/images/hopper.pcd") as expected:
+            assert_image_equal(
+                im, expected.rotate(90 if orientation == 1 else 270, expand=True)
+            )

Tests/test_file_pcx.py

@@ -37,6 +37,11 @@ def test_sanity(tmp_path: Path) -> None:
         im.save(f)
 
 
+def test_p_4_planes() -> None:
+    with Image.open("Tests/images/p_4_planes.pcx") as im:
+        assert im.getpixel((0, 0)) == 3
+
+
 def test_bad_image_size() -> None:
     with open("Tests/images/pil184.pcx", "rb") as fp:
         data = fp.read()

Tests/test_file_png.py

@@ -100,11 +100,11 @@ class TestFilePng:
             assert im.format == "PNG"
             assert im.get_format_mimetype() == "image/png"
 
-        for mode in ["1", "L", "P", "RGB", "I", "I;16", "I;16B"]:
+        for mode in ["1", "L", "P", "RGB", "I;16", "I;16B"]:
             im = hopper(mode)
             im.save(test_file)
             with Image.open(test_file) as reloaded:
-                if mode in ("I", "I;16B"):
+                if mode == "I;16B":
                     reloaded = reloaded.convert(mode)
                 assert_image_equal(reloaded, im)
 
@@ -229,7 +229,9 @@ class TestFilePng:
         assert_image(im, "RGBA", (162, 150))
 
         # image has 124 unique alpha values
-        assert len(im.getchannel("A").getcolors()) == 124
+        colors = im.getchannel("A").getcolors()
+        assert colors is not None
+        assert len(colors) == 124
 
     def test_load_transparent_rgb(self) -> None:
         test_file = "Tests/images/rgb_trns.png"
@@ -241,7 +243,9 @@ class TestFilePng:
         assert_image(im, "RGBA", (64, 64))
 
         # image has 876 transparent pixels
-        assert im.getchannel("A").getcolors()[0][0] == 876
+        colors = im.getchannel("A").getcolors()
+        assert colors is not None
+        assert colors[0][0] == 876
 
     def test_save_p_transparent_palette(self, tmp_path: Path) -> None:
         in_file = "Tests/images/pil123p.png"
@@ -262,7 +266,9 @@ class TestFilePng:
         assert_image(im, "RGBA", (162, 150))
 
         # image has 124 unique alpha values
-        assert len(im.getchannel("A").getcolors()) == 124
+        colors = im.getchannel("A").getcolors()
+        assert colors is not None
+        assert len(colors) == 124
 
     def test_save_p_single_transparency(self, tmp_path: Path) -> None:
         in_file = "Tests/images/p_trns_single.png"
@@ -285,7 +291,9 @@ class TestFilePng:
         assert im.getpixel((31, 31)) == (0, 255, 52, 0)
 
         # image has 876 transparent pixels
-        assert im.getchannel("A").getcolors()[0][0] == 876
+        colors = im.getchannel("A").getcolors()
+        assert colors is not None
+        assert colors[0][0] == 876
 
     def test_save_p_transparent_black(self, tmp_path: Path) -> None:
         # check if solid black image with full transparency
@@ -313,7 +321,9 @@ class TestFilePng:
                 assert im.info["transparency"] == 255
 
                 im_rgba = im.convert("RGBA")
-            assert im_rgba.getchannel("A").getcolors()[0][0] == num_transparent
+            colors = im_rgba.getchannel("A").getcolors()
+            assert colors is not None
+            assert colors[0][0] == num_transparent
 
             test_file = tmp_path / "temp.png"
             im.save(test_file)
@@ -324,7 +334,9 @@ class TestFilePng:
                 assert_image_equal(im, test_im)
 
             test_im_rgba = test_im.convert("RGBA")
-            assert test_im_rgba.getchannel("A").getcolors()[0][0] == num_transparent
+            colors = test_im_rgba.getchannel("A").getcolors()
+            assert colors is not None
+            assert colors[0][0] == num_transparent
 
     def test_save_rgb_single_transparency(self, tmp_path: Path) -> None:
         in_file = "Tests/images/caption_6_33_22.png"
@@ -671,6 +683,9 @@ class TestFilePng:
         im.save(out, bits=4, save_all=save_all)
 
         with Image.open(out) as reloaded:
+            assert isinstance(reloaded, PngImagePlugin.PngImageFile)
+            assert reloaded.png is not None
+            assert reloaded.png.im_palette is not None
             assert len(reloaded.png.im_palette[1]) == 48
 
     def test_plte_length(self, tmp_path: Path) -> None:
@@ -681,6 +696,9 @@ class TestFilePng:
         im.save(out)
 
         with Image.open(out) as reloaded:
+            assert isinstance(reloaded, PngImagePlugin.PngImageFile)
+            assert reloaded.png is not None
+            assert reloaded.png.im_palette is not None
             assert len(reloaded.png.im_palette[1]) == 3
 
     def test_getxmp(self) -> None:
@@ -702,13 +720,17 @@ class TestFilePng:
     def test_exif(self) -> None:
         # With an EXIF chunk
         with Image.open("Tests/images/exif.png") as im:
-            exif = im._getexif()
+            assert isinstance(im, PngImagePlugin.PngImageFile)
-        assert exif[274] == 1
+            exif_data = im._getexif()
+        assert exif_data is not None
+        assert exif_data[274] == 1
 
         # With an ImageMagick zTXt chunk
         with Image.open("Tests/images/exif_imagemagick.png") as im:
-            exif = im._getexif()
+            assert isinstance(im, PngImagePlugin.PngImageFile)
-            assert exif[274] == 1
+            exif_data = im._getexif()
+            assert exif_data is not None
+            assert exif_data[274] == 1
 
             # Assert that info still can be extracted
             # when the image is no longer a PngImageFile instance
@@ -717,8 +739,10 @@ class TestFilePng:
 
         # With a tEXt chunk
         with Image.open("Tests/images/exif_text.png") as im:
-            exif = im._getexif()
+            assert isinstance(im, PngImagePlugin.PngImageFile)
-        assert exif[274] == 1
+            exif_data = im._getexif()
+        assert exif_data is not None
+        assert exif_data[274] == 1
 
         # With XMP tags
         with Image.open("Tests/images/xmp_tags_orientation.png") as im:
@@ -740,8 +764,10 @@ class TestFilePng:
             im.save(test_file, exif=im.getexif())
 
         with Image.open(test_file) as reloaded:
-            exif = reloaded._getexif()
+            assert isinstance(reloaded, PngImagePlugin.PngImageFile)
-        assert exif[274] == 1
+            exif_data = reloaded._getexif()
+        assert exif_data is not None
+        assert exif_data[274] == 1
 
     @mark_if_feature_version(
         pytest.mark.valgrind_known_error, "libjpeg_turbo", "2.0", reason="Known Failing"
@@ -801,6 +827,16 @@ class TestFilePng:
         with Image.open("Tests/images/truncated_end_chunk.png") as im:
             assert_image_equal_tofile(im, "Tests/images/hopper.png")
 
+    def test_deprecation(self, tmp_path: Path) -> None:
+        test_file = tmp_path / "out.png"
+
+        im = hopper("I")
+        with pytest.warns(DeprecationWarning, match="Saving I mode images as PNG"):
+            im.save(test_file)
+
+        with Image.open(test_file) as reloaded:
+            assert_image_equal(im, reloaded.convert("I"))
+
 
 @pytest.mark.skipif(is_win32(), reason="Requires Unix or macOS")
 @skip_unless_feature("zlib")

Tests/test_file_ppm.py

@@ -92,6 +92,13 @@ def test_16bit_pgm() -> None:
         assert_image_equal_tofile(im, "Tests/images/16_bit_binary_pgm.tiff")
 
 
+def test_p4_save(tmp_path: Path) -> None:
+    with Image.open("Tests/images/hopper_1bit.pbm") as im:
+        filename = tmp_path / "temp.pbm"
+        im.save(filename)
+        assert_image_equal_tofile(im, filename)
+
+
 def test_16bit_pgm_write(tmp_path: Path) -> None:
     with Image.open("Tests/images/16_bit_binary.pgm") as im:
         filename = tmp_path / "temp.pgm"
@@ -134,6 +141,12 @@ def test_pfm_big_endian(tmp_path: Path) -> None:
         assert_image_equal_tofile(im, filename)
 
 
+def test_save_unsupported_mode(tmp_path: Path) -> None:
+    im = hopper("P")
+    with pytest.raises(OSError, match="cannot write mode P as PPM"):
+        im.save(tmp_path / "out.ppm")
+
+
 @pytest.mark.parametrize(
     "data",
     [
@@ -288,14 +301,16 @@ def test_non_integer_token(tmp_path: Path) -> None:
             pass
 
 
-def test_header_token_too_long(tmp_path: Path) -> None:
+@pytest.mark.parametrize("data", (b"P3\x0cAAAAAAAAAA\xee", b"P6\n 01234567890"))
+def test_header_token_too_long(tmp_path: Path, data: bytes) -> None:
     path = tmp_path / "temp.ppm"
     with open(path, "wb") as f:
-        f.write(b"P6\n 01234567890")
+        f.write(data)
 
-    with pytest.raises(ValueError, match="Token too long in file header: 01234567890"):
+    with pytest.raises(ValueError) as e:
         with Image.open(path):
             pass
+    assert "Token too long in file header: " in repr(e)
 
 
 def test_truncated_file(tmp_path: Path) -> None:

Tests/test_file_qoi.py

@@ -1,10 +1,12 @@
 from __future__ import annotations
 
+from pathlib import Path
+
 import pytest
 
 from PIL import Image, QoiImagePlugin
 
-from .helper import assert_image_equal_tofile
+from .helper import assert_image_equal_tofile, hopper
 
 
 def test_sanity() -> None:
@@ -28,3 +30,28 @@ def test_invalid_file() -> None:
 
     with pytest.raises(SyntaxError):
         QoiImagePlugin.QoiImageFile(invalid_file)
+
+
+def test_op_index() -> None:
+    # QOI_OP_INDEX as the first chunk
+    with Image.open("Tests/images/op_index.qoi") as im:
+        assert im.getpixel((0, 0)) == (0, 0, 0, 0)
+
+
+def test_save(tmp_path: Path) -> None:
+    f = tmp_path / "temp.qoi"
+
+    im = hopper()
+    im.save(f, colorspace="sRGB")
+
+    assert_image_equal_tofile(im, f)
+
+    for path in ("Tests/images/default_font.png", "Tests/images/pil123rgba.png"):
+        with Image.open(path) as im:
+            im.save(f)
+
+            assert_image_equal_tofile(im, f)
+
+    im = hopper("P")
+    with pytest.raises(ValueError, match="Unsupported QOI image mode"):
+        im.save(f)

Tests/test_file_sgi.py

@@ -1,5 +1,6 @@
 from __future__ import annotations
 
+from io import BytesIO
 from pathlib import Path
 
 import pytest
@@ -71,6 +72,15 @@ def test_invalid_file() -> None:
         SgiImagePlugin.SgiImageFile(invalid_file)
 
 
+def test_unsupported_image_mode() -> None:
+    with open("Tests/images/hopper.rgb", "rb") as fp:
+        data = fp.read()
+    data = data[:3] + b"\x03" + data[4:]
+    with pytest.raises(ValueError, match="Unsupported SGI image mode"):
+        with Image.open(BytesIO(data)):
+            pass
+
+
 def roundtrip(img: Image.Image, tmp_path: Path) -> None:
     out = tmp_path / "temp.sgi"
     img.save(out, format="sgi")
@@ -109,3 +119,11 @@ def test_unsupported_mode(tmp_path: Path) -> None:
 
     with pytest.raises(ValueError):
         im.save(out, format="sgi")
+
+
+def test_unsupported_number_of_bytes_per_pixel(tmp_path: Path) -> None:
+    im = hopper()
+    out = tmp_path / "temp.sgi"
+
+    with pytest.raises(ValueError, match="Unsupported number of bytes per pixel"):
+        im.save(out, bpc=3)

Tests/test_file_tga.py

@@ -190,7 +190,9 @@ def test_save_id_section(tmp_path: Path) -> None:
 
     # Save with custom id section greater than 255 characters
     id_section = b"Test content" * 25
-    with pytest.warns(UserWarning):
+    with pytest.warns(
+        UserWarning, match="id_section has been trimmed to 255 characters"
+    ):
         im.save(out, id_section=id_section)
 
     with Image.open(out) as test_im:
@@ -220,12 +222,16 @@ def test_horizontal_orientations() -> None:
     with Image.open("Tests/images/rgb32rle_top_right.tga") as im:
         px = im.load()
         assert px is not None
-        assert px[90, 90][:3] == (0, 0, 0)
+        value = px[90, 90]
+        assert isinstance(value, tuple)
+        assert value[:3] == (0, 0, 0)
 
     with Image.open("Tests/images/rgb32rle_bottom_right.tga") as im:
         px = im.load()
         assert px is not None
-        assert px[90, 90][:3] == (0, 255, 0)
+        value = px[90, 90]
+        assert isinstance(value, tuple)
+        assert value[:3] == (0, 255, 0)
 
 
 def test_save_rle(tmp_path: Path) -> None:
@@ -268,13 +274,17 @@ def test_save_l_transparency(tmp_path: Path) -> None:
     in_file = "Tests/images/la.tga"
     with Image.open(in_file) as im:
         assert im.mode == "LA"
-        assert im.getchannel("A").getcolors()[0][0] == num_transparent
+        colors = im.getchannel("A").getcolors()
+        assert colors is not None
+        assert colors[0][0] == num_transparent
 
         out = tmp_path / "temp.tga"
         im.save(out)
 
     with Image.open(out) as test_im:
         assert test_im.mode == "LA"
-        assert test_im.getchannel("A").getcolors()[0][0] == num_transparent
+        colors = test_im.getchannel("A").getcolors()
+        assert colors is not None
+        assert colors[0][0] == num_transparent
 
         assert_image_equal(im, test_im)

Tests/test_file_tiff.py

@@ -14,6 +14,7 @@ from PIL import (
     ImageFile,
     JpegImagePlugin,
     TiffImagePlugin,
+    TiffTags,
     UnidentifiedImageError,
 )
 from PIL.TiffImagePlugin import RESOLUTION_UNIT, X_RESOLUTION, Y_RESOLUTION
@@ -48,25 +49,10 @@ class TestFileTiff:
         assert im.size == (128, 128)
         assert im.format == "TIFF"
 
-        hopper("1").save(filename)
+        for mode in ("1", "L", "P", "RGB", "I", "I;16", "I;16L"):
-        with Image.open(filename):
+            hopper(mode).save(filename)
-            pass
+            with Image.open(filename):
-
+                pass
-        hopper("L").save(filename)
-        with Image.open(filename):
-            pass
-
-        hopper("P").save(filename)
-        with Image.open(filename):
-            pass
-
-        hopper("RGB").save(filename)
-        with Image.open(filename):
-            pass
-
-        hopper("I").save(filename)
-        with Image.open(filename):
-            pass
 
     @pytest.mark.skipif(is_pypy(), reason="Requires CPython")
     def test_unclosed_file(self) -> None:
@@ -235,7 +221,7 @@ class TestFileTiff:
             assert isinstance(im, JpegImagePlugin.JpegImageFile)
 
             # Should not raise struct.error.
-            with pytest.warns(UserWarning):
+            with pytest.warns(UserWarning, match="Corrupt EXIF data"):
                 im._getexif()
 
     def test_save_rgba(self, tmp_path: Path) -> None:
@@ -695,16 +681,21 @@ class TestFileTiff:
             assert im.tag_v2[278] == 256
 
         im = hopper()
+        im.encoderinfo = {"tiffinfo": {278: 100}}
         im2 = Image.new("L", (128, 128))
-        im2.encoderinfo = {"tiffinfo": {278: 256}}
+        im3 = im2.copy()
-        im.save(outfile, save_all=True, append_images=[im2])
+        im3.encoderinfo = {"tiffinfo": {278: 300}}
+        im.save(outfile, save_all=True, tiffinfo={278: 200}, append_images=[im2, im3])
 
         with Image.open(outfile) as im:
             assert isinstance(im, TiffImagePlugin.TiffImageFile)
-            assert im.tag_v2[278] == 128
+            assert im.tag_v2[278] == 100
 
             im.seek(1)
-            assert im.tag_v2[278] == 256
+            assert im.tag_v2[278] == 200
+
+            im.seek(2)
+            assert im.tag_v2[278] == 300
 
     def test_strip_raw(self) -> None:
         infile = "Tests/images/tiff_strip_raw.tif"
@@ -900,6 +891,29 @@ class TestFileTiff:
                 assert description[0]["format"] == "image/tiff"
                 assert description[3]["BitsPerSample"]["Seq"]["li"] == ["8", "8", "8"]
 
+    def test_getxmp_undefined(self, tmp_path: Path) -> None:
+        tmpfile = tmp_path / "temp.tif"
+        im = Image.new("L", (1, 1))
+        ifd = TiffImagePlugin.ImageFileDirectory_v2()
+        ifd.tagtype[700] = TiffTags.UNDEFINED
+        with Image.open("Tests/images/lab.tif") as im_xmp:
+            ifd[700] = im_xmp.info["xmp"]
+        im.save(tmpfile, tiffinfo=ifd)
+
+        with Image.open(tmpfile) as im_reloaded:
+            if ElementTree is None:
+                with pytest.warns(
+                    UserWarning,
+                    match="XMP data cannot be read without defusedxml dependency",
+                ):
+                    assert im_reloaded.getxmp() == {}
+            else:
+                assert "xmp" in im_reloaded.info
+                xmp = im_reloaded.getxmp()
+
+                description = xmp["xmpmeta"]["RDF"]["Description"]
+                assert description[0]["format"] == "image/tiff"
+
     def test_get_photoshop_blocks(self) -> None:
         with Image.open("Tests/images/lab.tif") as im:
             assert isinstance(im, TiffImagePlugin.TiffImageFile)
@@ -1005,7 +1019,7 @@ class TestFileTiff:
     @timeout_unless_slower_valgrind(2)
     def test_oom(self, test_file: str) -> None:
         with pytest.raises(UnidentifiedImageError):
-            with pytest.warns(UserWarning):
+            with pytest.warns(UserWarning, match="Corrupt EXIF data"):
                 with Image.open(test_file):
                     pass
 

Tests/test_file_tiff_metadata.py

@@ -300,7 +300,7 @@ def test_empty_metadata() -> None:
     head = f.read(8)
     info = TiffImagePlugin.ImageFileDirectory(head)
     # Should not raise struct.error.
-    with pytest.warns(UserWarning):
+    with pytest.warns(UserWarning, match="Corrupt EXIF data"):
         info.load(f)
 
 
@@ -481,7 +481,7 @@ def test_too_many_entries() -> None:
     ifd.tagtype[277] = TiffTags.SHORT
 
     # Should not raise ValueError.
-    with pytest.warns(UserWarning):
+    with pytest.warns(UserWarning, match="Metadata Warning"):
         assert ifd[277] == 4
 
 

Tests/test_file_wal.py

@@ -1,5 +1,7 @@
 from __future__ import annotations
 
+from io import BytesIO
+
 from PIL import WalImageFile
 
 from .helper import assert_image_equal_tofile
@@ -13,12 +15,22 @@ def test_open() -> None:
         assert im.format_description == "Quake2 Texture"
         assert im.mode == "P"
         assert im.size == (128, 128)
+        assert "next_name" not in im.info
 
         assert isinstance(im, WalImageFile.WalImageFile)
 
         assert_image_equal_tofile(im, "Tests/images/hopper_wal.png")
 
 
+def test_next_name() -> None:
+    with open(TEST_FILE, "rb") as fp:
+        data = bytearray(fp.read())
+    data[56:60] = b"Test"
+    f = BytesIO(data)
+    with WalImageFile.open(f) as im:
+        assert im.info["next_name"] == b"Test"
+
+
 def test_load() -> None:
     with WalImageFile.open(TEST_FILE) as im:
         px = im.load()

Tests/test_file_webp.py

@@ -33,8 +33,8 @@ class TestUnsupportedWebp:
             monkeypatch.setattr(WebPImagePlugin, "SUPPORTED", False)
 
         file_path = "Tests/images/hopper.webp"
-        with pytest.warns(UserWarning):
+        with pytest.raises(OSError):
-            with pytest.raises(OSError):
+            with pytest.warns(UserWarning, match="WEBP support not installed"):
                 with Image.open(file_path):
                     pass
 
@@ -219,6 +219,7 @@ class TestFileWebp:
         # Save P mode GIF with background
         with Image.open("Tests/images/chi.gif") as im:
             original_value = im.convert("RGB").getpixel((1, 1))
+            assert isinstance(original_value, tuple)
 
             # Save as WEBP
             im.save(out_webp, save_all=True)
@@ -230,6 +231,7 @@ class TestFileWebp:
 
         with Image.open(out_gif) as reread:
             reread_value = reread.convert("RGB").getpixel((1, 1))
+        assert isinstance(reread_value, tuple)
         difference = sum(abs(original_value[i] - reread_value[i]) for i in range(3))
         assert difference < 5
 

Tests/test_file_webp_animated.py

@@ -4,13 +4,13 @@ from collections.abc import Generator
 from pathlib import Path
 
 import pytest
-from packaging.version import parse as parse_version
 
-from PIL import GifImagePlugin, Image, WebPImagePlugin, features
+from PIL import GifImagePlugin, Image, WebPImagePlugin
 
 from .helper import (
     assert_image_equal,
     assert_image_similar,
+    has_feature_version,
     is_big_endian,
     skip_unless_feature,
 )
@@ -53,11 +53,8 @@ def test_write_animation_L(tmp_path: Path) -> None:
             im.load()
             assert_image_similar(im, orig.convert("RGBA"), 32.9)
 
-            if is_big_endian():
+            if is_big_endian() and not has_feature_version("webp", "1.2.2"):
-                version = features.version_module("webp")
+                pytest.skip("Fails with libwebp earlier than 1.2.2")
-                assert version is not None
-                if parse_version(version) < parse_version("1.2.2"):
-                    pytest.skip("Fails with libwebp earlier than 1.2.2")
             orig.seek(orig.n_frames - 1)
             im.seek(im.n_frames - 1)
             orig.load()
@@ -81,11 +78,8 @@ def test_write_animation_RGB(tmp_path: Path) -> None:
             assert_image_equal(im, frame1.convert("RGBA"))
 
             # Compare second frame to original
-            if is_big_endian():
+            if is_big_endian() and not has_feature_version("webp", "1.2.2"):
-                version = features.version_module("webp")
+                pytest.skip("Fails with libwebp earlier than 1.2.2")
-                assert version is not None
-                if parse_version(version) < parse_version("1.2.2"):
-                    pytest.skip("Fails with libwebp earlier than 1.2.2")
             im.seek(1)
             im.load()
             assert_image_equal(im, frame2.convert("RGBA"))

Tests/test_file_webp_metadata.py

@@ -22,11 +22,13 @@ except ImportError:
 def test_read_exif_metadata() -> None:
     file_path = "Tests/images/flower.webp"
     with Image.open(file_path) as image:
+        assert isinstance(image, WebPImagePlugin.WebPImageFile)
         assert image.format == "WEBP"
         exif_data = image.info.get("exif", None)
         assert exif_data
 
         exif = image._getexif()
+        assert exif is not None
 
         # Camera make
         assert exif[271] == "Canon"

Tests/test_file_wmf.py

@@ -44,6 +44,18 @@ def test_load_zero_inch() -> None:
             pass
 
 
+def test_load_unsupported_wmf() -> None:
+    b = BytesIO(b"\xd7\xcd\xc6\x9a\x00\x00" + b"\x01" * 10)
+    with pytest.raises(SyntaxError, match="Unsupported WMF file format"):
+        WmfImagePlugin.WmfStubImageFile(b)
+
+
+def test_load_unsupported() -> None:
+    b = BytesIO(b"\x01\x00\x00\x00")
+    with pytest.raises(SyntaxError, match="Unsupported file format"):
+        WmfImagePlugin.WmfStubImageFile(b)
+
+
 def test_render() -> None:
     with open("Tests/images/drawing.emf", "rb") as fp:
         data = fp.read()

Tests/test_file_xpm.py

@@ -1,5 +1,7 @@
 from __future__ import annotations
 
+from io import BytesIO
+
 import pytest
 
 from PIL import Image, XpmImagePlugin
@@ -17,7 +19,45 @@ def test_sanity() -> None:
         assert im.format == "XPM"
 
         # large error due to quantization->44 colors.
-        assert_image_similar(im.convert("RGB"), hopper("RGB"), 60)
+        assert_image_similar(im.convert("RGB"), hopper(), 23)
+
+
+def test_bpp2() -> None:
+    with Image.open("Tests/images/hopper_bpp2.xpm") as im:
+        assert_image_similar(im.convert("RGB"), hopper(), 11)
+
+
+def test_rgb() -> None:
+    with Image.open("Tests/images/hopper_rgb.xpm") as im:
+        assert im.mode == "RGB"
+        assert_image_similar(im, hopper(), 16)
+
+
+def test_truncated_header() -> None:
+    data = b"/* XPM */"
+    with pytest.raises(SyntaxError, match="broken XPM file"):
+        with XpmImagePlugin.XpmImageFile(BytesIO(data)):
+            pass
+
+
+def test_cannot_read_color() -> None:
+    with open(TEST_FILE, "rb") as fp:
+        data = fp.read().split(b"#")[0]
+    with pytest.raises(ValueError, match="cannot read this XPM file"):
+        with Image.open(BytesIO(data)):
+            pass
+
+    with pytest.raises(ValueError, match="cannot read this XPM file"):
+        with Image.open(BytesIO(data + b"invalid")):
+            pass
+
+
+def test_not_enough_image_data() -> None:
+    with open(TEST_FILE, "rb") as fp:
+        data = fp.read().split(b"/* pixels */")[0]
+    with Image.open(BytesIO(data)) as im:
+        with pytest.raises(ValueError, match="not enough image data"):
+            im.load()
 
 
 def test_invalid_file() -> None:

Tests/test_font_crash.py

@@ -9,7 +9,8 @@ from .helper import skip_unless_feature
 
 class TestFontCrash:
     def _fuzz_font(self, font: ImageFont.FreeTypeFont) -> None:
-        # from fuzzers.fuzz_font
+        # Copy of the code from fuzz_font() in Tests/oss-fuzz/fuzzers.py
+        # that triggered a problem when fuzzing
         font.getbbox("ABC")
         font.getmask("test text")
         with Image.new(mode="RGBA", size=(200, 200)) as im:

Tests/test_format_hsv.py

@@ -2,12 +2,15 @@ from __future__ import annotations
 
 import colorsys
 import itertools
-from typing import Callable
 
 from PIL import Image
 
 from .helper import assert_image_similar, hopper
 
+TYPE_CHECKING = False
+if TYPE_CHECKING:
+    from collections.abc import Callable
+
 
 def int_to_float(i: int) -> float:
     return i / 255

Tests/test_image.py

@@ -19,6 +19,7 @@ from PIL import (
     ImageDraw,
     ImageFile,
     ImagePalette,
+    ImageShow,
     UnidentifiedImageError,
     features,
 )
@@ -30,7 +31,6 @@ from .helper import (
     assert_image_similar_tofile,
     assert_not_all_same,
     hopper,
-    is_big_endian,
     is_win32,
     mark_if_feature_version,
     skip_unless_feature,
@@ -50,19 +50,10 @@ except ImportError:
     PrettyPrinter = None
 
 
-# Deprecation helper
-def helper_image_new(mode: str, size: tuple[int, int]) -> Image.Image:
-    if mode.startswith("BGR;"):
-        with pytest.warns(DeprecationWarning):
-            return Image.new(mode, size)
-    else:
-        return Image.new(mode, size)
-
-
 class TestImage:
-    @pytest.mark.parametrize("mode", Image.MODES + ["BGR;15", "BGR;16", "BGR;24"])
+    @pytest.mark.parametrize("mode", Image.MODES)
     def test_image_modes_success(self, mode: str) -> None:
-        helper_image_new(mode, (1, 1))
+        Image.new(mode, (1, 1))
 
     @pytest.mark.parametrize("mode", ("", "bad", "very very long"))
     def test_image_modes_fail(self, mode: str) -> None:
@@ -141,8 +132,8 @@ class TestImage:
         monkeypatch.setattr(Image, "WARN_POSSIBLE_FORMATS", True)
 
         im = io.BytesIO(b"")
-        with pytest.warns(UserWarning):
+        with pytest.raises(UnidentifiedImageError):
-            with pytest.raises(UnidentifiedImageError):
+            with pytest.warns(UserWarning, match="opening failed"):
                 with Image.open(im):
                     pass
 
@@ -160,6 +151,10 @@ class TestImage:
         with pytest.raises(AttributeError):
             im.mode = "P"  # type: ignore[misc]
 
+    def test_empty_path(self) -> None:
+        with pytest.raises(FileNotFoundError):
+            Image.open("")
+
     def test_invalid_image(self) -> None:
         im = io.BytesIO(b"")
         with pytest.raises(UnidentifiedImageError):
@@ -289,33 +284,6 @@ class TestImage:
         assert item is not None
         assert item != num
 
-    def test_expand_x(self) -> None:
-        # Arrange
-        im = hopper()
-        orig_size = im.size
-        xmargin = 5
-
-        # Act
-        im = im._expand(xmargin)
-
-        # Assert
-        assert im.size[0] == orig_size[0] + 2 * xmargin
-        assert im.size[1] == orig_size[1] + 2 * xmargin
-
-    def test_expand_xy(self) -> None:
-        # Arrange
-        im = hopper()
-        orig_size = im.size
-        xmargin = 5
-        ymargin = 3
-
-        # Act
-        im = im._expand(xmargin, ymargin)
-
-        # Assert
-        assert im.size[0] == orig_size[0] + 2 * xmargin
-        assert im.size[1] == orig_size[1] + 2 * ymargin
-
     def test_getbands(self) -> None:
         # Assert
         assert hopper("RGB").getbands() == ("R", "G", "B")
@@ -394,6 +362,37 @@ class TestImage:
         assert img_colors is not None
         assert sorted(img_colors) == expected_colors
 
+    def test_alpha_composite_la(self) -> None:
+        # Arrange
+        expected_colors = sorted(
+            [
+                (3300, (255, 255)),
+                (1156, (170, 192)),
+                (1122, (128, 255)),
+                (1089, (0, 0)),
+                (1122, (255, 128)),
+                (1122, (0, 128)),
+                (1089, (0, 255)),
+            ]
+        )
+
+        dst = Image.new("LA", size=(100, 100), color=(0, 255))
+        draw = ImageDraw.Draw(dst)
+        draw.rectangle((0, 33, 100, 66), fill=(0, 128))
+        draw.rectangle((0, 67, 100, 100), fill=(0, 0))
+        src = Image.new("LA", size=(100, 100), color=(255, 255))
+        draw = ImageDraw.Draw(src)
+        draw.rectangle((33, 0, 66, 100), fill=(255, 128))
+        draw.rectangle((67, 0, 100, 100), fill=(255, 0))
+
+        # Act
+        img = Image.alpha_composite(dst, src)
+
+        # Assert
+        img_colors = img.getcolors()
+        assert img_colors is not None
+        assert sorted(img_colors) == expected_colors
+
     def test_alpha_inplace(self) -> None:
         src = Image.new("RGBA", (128, 128), "blue")
 
@@ -671,6 +670,7 @@ class TestImage:
         im_remapped = im.remap_palette(list(range(256)))
         assert_image_equal(im, im_remapped)
         assert im.palette is not None
+        assert im_remapped.palette is not None
         assert im.palette.palette == im_remapped.palette.palette
 
         # Test illegal image mode
@@ -927,6 +927,17 @@ class TestImage:
         reloaded_exif.load(exif.tobytes())
         assert reloaded_exif.get_ifd(0x8769) == exif.get_ifd(0x8769)
 
+    def test_delete_ifd_tag(self) -> None:
+        with Image.open("Tests/images/flower.jpg") as im:
+            exif = im.getexif()
+        exif.get_ifd(0x8769)
+        assert 0x8769 in exif
+        del exif[0x8769]
+
+        reloaded_exif = Image.Exif()
+        reloaded_exif.load(exif.tobytes())
+        assert 0x8769 not in reloaded_exif
+
     def test_exif_load_from_fp(self) -> None:
         with Image.open("Tests/images/flower.jpg") as im:
             data = im.info["exif"]
@@ -973,6 +984,11 @@ class TestImage:
                     assert tag not in exif.get_ifd(0x8769)
                 assert exif.get_ifd(0xA005)
 
+    def test_exif_from_xmp_bytes(self) -> None:
+        im = Image.new("RGB", (1, 1))
+        im.info["xmp"] = b'\xff tiff:Orientation="2"'
+        assert im.getexif()[274] == 2
+
     def test_empty_xmp(self) -> None:
         with Image.open("Tests/images/hopper.gif") as im:
             if ElementTree is None:
@@ -989,7 +1005,7 @@ class TestImage:
         im = Image.new("RGB", (1, 1))
         im.info["xmp"] = (
             b'<?xpacket begin="\xef\xbb\xbf" id="W5M0MpCehiHzreSzNTczkc9d"?>\n'
-            b'<x:xmpmeta xmlns:x="adobe:ns:meta/" />\n<?xpacket end="w"?>\x00\x00'
+            b'<x:xmpmeta xmlns:x="adobe:ns:meta/" />\n<?xpacket end="w"?>\x00\x00 '
         )
         if ElementTree is None:
             with pytest.warns(
@@ -1002,9 +1018,16 @@ class TestImage:
 
     def test_get_child_images(self) -> None:
         im = Image.new("RGB", (1, 1))
-        with pytest.warns(DeprecationWarning):
+        with pytest.warns(DeprecationWarning, match="Image.Image.get_child_images"):
             assert im.get_child_images() == []
 
+    def test_show(self, monkeypatch: pytest.MonkeyPatch) -> None:
+        monkeypatch.setattr(ImageShow, "_viewers", [])
+
+        im = Image.new("RGB", (1, 1))
+        with pytest.warns(DeprecationWarning, match="Image._show"):
+            Image._show(im)
+
     @pytest.mark.parametrize("size", ((1, 0), (0, 1), (0, 0)))
     def test_zero_tobytes(self, size: tuple[int, int]) -> None:
         im = Image.new("RGB", size)
@@ -1076,6 +1099,12 @@ class TestImage:
             assert im.palette is not None
             assert im.palette.colors[(27, 35, 6, 214)] == 24
 
+    def test_merge_pa(self) -> None:
+        p = hopper("P")
+        a = Image.new("L", p.size)
+        pa = Image.merge("PA", (p, a))
+        assert p.getpalette() == pa.getpalette()
+
     def test_constants(self) -> None:
         for enum in (
             Image.Transpose,
@@ -1132,39 +1161,29 @@ class TestImage:
             assert len(caplog.records) == 0
             assert im.fp is None
 
-    def test_deprecation(self) -> None:
-        with pytest.warns(DeprecationWarning):
-            assert not Image.isImageType(None)
-
 
 class TestImageBytes:
-    @pytest.mark.parametrize("mode", Image.MODES + ["BGR;15", "BGR;16", "BGR;24"])
+    @pytest.mark.parametrize("mode", Image.MODES)
     def test_roundtrip_bytes_constructor(self, mode: str) -> None:
         im = hopper(mode)
         source_bytes = im.tobytes()
 
-        if mode.startswith("BGR;"):
+        reloaded = Image.frombytes(mode, im.size, source_bytes)
-            with pytest.warns(DeprecationWarning):
-                reloaded = Image.frombytes(mode, im.size, source_bytes)
-        else:
-            reloaded = Image.frombytes(mode, im.size, source_bytes)
         assert reloaded.tobytes() == source_bytes
 
-    @pytest.mark.parametrize("mode", Image.MODES + ["BGR;15", "BGR;16", "BGR;24"])
+    @pytest.mark.parametrize("mode", Image.MODES)
     def test_roundtrip_bytes_method(self, mode: str) -> None:
         im = hopper(mode)
         source_bytes = im.tobytes()
 
-        reloaded = helper_image_new(mode, im.size)
+        reloaded = Image.new(mode, im.size)
         reloaded.frombytes(source_bytes)
         assert reloaded.tobytes() == source_bytes
 
-    @pytest.mark.parametrize("mode", Image.MODES + ["BGR;15", "BGR;16", "BGR;24"])
+    @pytest.mark.parametrize("mode", Image.MODES)
     def test_getdata_putdata(self, mode: str) -> None:
-        if is_big_endian() and mode == "BGR;15":
-            pytest.xfail("Known failure of BGR;15 on big-endian")
         im = hopper(mode)
-        reloaded = helper_image_new(mode, im.size)
+        reloaded = Image.new(mode, im.size)
         reloaded.putdata(im.getdata())
         assert_image_equal(im, reloaded)
 

Tests/test_image_access.py

@@ -123,10 +123,6 @@ class TestImageGetPixel:
         bands = Image.getmodebands(mode)
         if bands == 1:
             return 1
-        if mode in ("BGR;15", "BGR;16"):
-            # These modes have less than 8 bits per band,
-            # so (1, 2, 3) cannot be roundtripped.
-            return (16, 32, 49)
         return tuple(range(1, bands + 1))
 
     def check(self, mode: str, expected_color_int: int | None = None) -> None:
@@ -191,11 +187,6 @@ class TestImageGetPixel:
     def test_basic(self, mode: str) -> None:
         self.check(mode)
 
-    @pytest.mark.parametrize("mode", ("BGR;15", "BGR;16", "BGR;24"))
-    def test_deprecated(self, mode: str) -> None:
-        with pytest.warns(DeprecationWarning):
-            self.check(mode)
-
     def test_list(self) -> None:
         im = hopper()
         assert im.getpixel([0, 0]) == (20, 20, 70)
@@ -218,7 +209,7 @@ class TestImageGetPixel:
 
 
 class TestImagePutPixelError:
-    IMAGE_MODES1 = ["LA", "RGB", "RGBA", "BGR;15"]
+    IMAGE_MODES1 = ["LA", "RGB", "RGBA"]
     IMAGE_MODES2 = ["L", "I", "I;16"]
     INVALID_TYPES = ["foo", 1.0, None]
 
@@ -234,11 +225,6 @@ class TestImagePutPixelError:
         (
             ("L", (0, 2), "color must be int or single-element tuple"),
             ("LA", (0, 3), "color must be int, or tuple of one or two elements"),
-            (
-                "BGR;15",
-                (0, 2),
-                "color must be int, or tuple of one or three elements",
-            ),
             (
                 "RGB",
                 (0, 2, 5),
@@ -329,3 +315,10 @@ int main(int argc, char* argv[])
         process = subprocess.Popen(["embed_pil.exe"], env=env)
         process.communicate()
         assert process.returncode == 0
+
+    def teardown_method(self) -> None:
+        try:
+            os.remove("embed_pil.c")
+        except FileNotFoundError:
+            # If the test was skipped or failed, the file won't exist
+            pass

Tests/test_image_array.py

@@ -1,6 +1,6 @@
 from __future__ import annotations
 
-from typing import TYPE_CHECKING, Any
+from typing import Any
 
 import pytest
 from packaging.version import parse as parse_version
@@ -13,6 +13,7 @@ numpy = pytest.importorskip("numpy", reason="NumPy not installed")
 
 im = hopper().resize((128, 100))
 
+TYPE_CHECKING = False
 if TYPE_CHECKING:
     import numpy.typing as npt
 
@@ -47,7 +48,7 @@ def test_toarray() -> None:
             with pytest.raises(OSError):
                 numpy.array(im_truncated)
         else:
-            with pytest.warns(DeprecationWarning):
+            with pytest.warns(DeprecationWarning, match="__array_interface__"):
                 numpy.array(im_truncated)
 
 
@@ -100,7 +101,7 @@ def test_fromarray_strides_without_tobytes() -> None:
             self.__array_interface__ = arr_params
 
     with pytest.raises(ValueError):
-        wrapped = Wrapper({"shape": (1, 1), "strides": (1, 1)})
+        wrapped = Wrapper({"shape": (1, 1), "strides": (1, 1), "typestr": "|u1"})
         Image.fromarray(wrapped, "L")
 
 
@@ -115,3 +116,11 @@ def test_fromarray_palette() -> None:
     # Assert that the Python and C palettes match
     assert out.palette is not None
     assert len(out.palette.colors) == len(out.im.getpalette()) / 3
+
+
+def test_deprecation() -> None:
+    a = numpy.array(im.convert("L"))
+    with pytest.warns(
+        DeprecationWarning, match="'mode' parameter for changing data types"
+    ):
+        Image.fromarray(a, "1")

Tests/test_image_convert.py

@@ -97,6 +97,13 @@ def test_opaque() -> None:
     assert_image_equal(alpha, solid)
 
 
+def test_rgba() -> None:
+    with Image.open("Tests/images/transparent.png") as im:
+        assert im.mode == "RGBA"
+
+        assert_image_similar(im.convert("RGBa").convert("RGB"), im.convert("RGB"), 1.5)
+
+
 def test_rgba_p() -> None:
     im = hopper("RGBA")
     im.putalpha(hopper("L"))
@@ -107,11 +114,19 @@ def test_rgba_p() -> None:
     assert_image_similar(im, comparable, 20)
 
 
-def test_rgba() -> None:
+def test_rgba_pa() -> None:
-    with Image.open("Tests/images/transparent.png") as im:
+    im = hopper("RGBA").convert("PA").convert("RGB")
-        assert im.mode == "RGBA"
+    expected = hopper("RGB")
 
-        assert_image_similar(im.convert("RGBa").convert("RGB"), im.convert("RGB"), 1.5)
+    assert_image_similar(im, expected, 9.3)
+
+
+def test_pa() -> None:
+    im = hopper().convert("PA")
+
+    palette = im.palette
+    assert palette is not None
+    assert palette.colors != {}
 
 
 def test_trns_p(tmp_path: Path) -> None:
@@ -203,7 +218,10 @@ def test_trns_RGB(tmp_path: Path) -> None:
     assert "transparency" not in im_rgba.info
     assert im_rgba.getpixel((0, 0)) == (0, 0, 0, 0)
 
-    im_p = pytest.warns(UserWarning, im.convert, "P", palette=Image.Palette.ADAPTIVE)
+    with pytest.warns(
+        UserWarning, match="Couldn't allocate palette entry for transparency"
+    ):
+        im_p = im.convert("P", palette=Image.Palette.ADAPTIVE)
     assert "transparency" not in im_p.info
     im_p.save(f)
 

Tests/test_image_getim.py

@@ -1,7 +1,5 @@
 from __future__ import annotations
 
-import pytest
-
 from .helper import hopper
 
 
@@ -10,10 +8,3 @@ def test_sanity() -> None:
 
     type_repr = repr(type(im.getim()))
     assert "PyCapsule" in type_repr
-
-    with pytest.warns(DeprecationWarning):
-        assert isinstance(im.im.id, int)
-
-    with pytest.warns(DeprecationWarning):
-        ptrs = dict(im.im.unsafe_ptrs)
-    assert ptrs.keys() == {"image8", "image32", "image"}

Tests/test_image_histogram.py

@@ -10,9 +10,12 @@ def test_histogram() -> None:
 
     assert histogram("1") == (256, 0, 10994)
     assert histogram("L") == (256, 0, 662)
+    assert histogram("LA") == (512, 0, 16384)
+    assert histogram("La") == (512, 0, 16384)
     assert histogram("I") == (256, 0, 662)
     assert histogram("F") == (256, 0, 662)
     assert histogram("P") == (256, 0, 1551)
+    assert histogram("PA") == (512, 0, 16384)
     assert histogram("RGB") == (768, 4, 675)
     assert histogram("RGBA") == (1024, 0, 16384)
     assert histogram("CMYK") == (1024, 0, 16384)

Tests/test_image_paste.py

@@ -124,6 +124,21 @@ class TestImagingPaste:
         im = im.crop((12, 23, im2.width + 12, im2.height + 23))
         assert_image_equal(im, im2)
 
+    @pytest.mark.parametrize("y", [10, -10])
+    @pytest.mark.parametrize("mode", ["L", "RGB"])
+    @pytest.mark.parametrize("mask_mode", ["", "1", "L", "LA", "RGBa"])
+    def test_image_self(self, y: int, mode: str, mask_mode: str) -> None:
+        im = getattr(self, "gradient_" + mode)
+        mask = Image.new(mask_mode, im.size, 0xFFFFFFFF) if mask_mode else None
+
+        im_self = im.copy()
+        im_self.paste(im_self, (0, y), mask)
+
+        im_copy = im.copy()
+        im_copy.paste(im_copy.copy(), (0, y), mask)
+
+        assert_image_equal(im_self, im_copy)
+
     @pytest.mark.parametrize("mode", ["RGBA", "RGB", "L"])
     def test_image_mask_1(self, mode: str) -> None:
         im = Image.new(mode, (200, 200), "white")

Tests/test_image_putdata.py

@@ -78,16 +78,6 @@ def test_mode_F() -> None:
     assert list(im.getdata()) == target
 
 
-@pytest.mark.parametrize("mode", ("BGR;15", "BGR;16", "BGR;24"))
-def test_mode_BGR(mode: str) -> None:
-    data = [(16, 32, 49), (32, 32, 98)]
-    with pytest.warns(DeprecationWarning):
-        im = Image.new(mode, (1, 2))
-    im.putdata(data)
-
-    assert list(im.getdata()) == data
-
-
 def test_array_B() -> None:
     # shouldn't segfault
     # see https://github.com/python-pillow/Pillow/issues/1008

Tests/test_image_putpalette.py

@@ -62,6 +62,7 @@ def test_putpalette_with_alpha_values() -> None:
         expected = im.convert("RGBA")
 
         palette = im.getpalette()
+        assert palette is not None
         transparency = im.info.pop("transparency")
 
         palette_with_alpha_values = []

Tests/test_image_quantize.py

@@ -1,11 +1,16 @@
 from __future__ import annotations
 
 import pytest
-from packaging.version import parse as parse_version
 
-from PIL import Image, features
+from PIL import Image
 
-from .helper import assert_image_similar, hopper, is_ppc64le, skip_unless_feature
+from .helper import (
+    assert_image_similar,
+    has_feature_version,
+    hopper,
+    is_ppc64le,
+    skip_unless_feature,
+)
 
 
 def test_sanity() -> None:
@@ -23,11 +28,8 @@ def test_sanity() -> None:
 @skip_unless_feature("libimagequant")
 def test_libimagequant_quantize() -> None:
     image = hopper()
-    if is_ppc64le():
+    if is_ppc64le() and not has_feature_version("libimagequant", "4"):
-        version = features.version_feature("libimagequant")
+        pytest.skip("Fails with libimagequant earlier than 4.0.0 on ppc64le")
-        assert version is not None
-        if parse_version(version) < parse_version("4"):
-            pytest.skip("Fails with libimagequant earlier than 4.0.0 on ppc64le")
     converted = image.quantize(100, Image.Quantize.LIBIMAGEQUANT)
     assert converted.mode == "P"
     assert_image_similar(converted.convert("RGB"), image, 15)
@@ -70,6 +72,7 @@ def test_quantize_no_dither() -> None:
     converted = image.quantize(dither=Image.Dither.NONE, palette=palette)
     assert converted.mode == "P"
     assert converted.palette is not None
+    assert palette.palette is not None
     assert converted.palette.palette == palette.palette.palette
 
 
@@ -115,6 +118,15 @@ def test_quantize_kmeans(method: Image.Quantize) -> None:
         im.quantize(kmeans=-1, method=method)
 
 
+@skip_unless_feature("libimagequant")
+def test_resize() -> None:
+    im = hopper().resize((100, 100))
+    converted = im.quantize(100, Image.Quantize.LIBIMAGEQUANT)
+    colors = converted.getcolors()
+    assert colors is not None
+    assert len(colors) == 100
+
+
 def test_colors() -> None:
     im = hopper()
     colors = 2

Tests/test_image_resize.py

@@ -324,7 +324,7 @@ class TestImageResize:
         im = hopper(mode)
         assert im.resize((20, 20), Image.Resampling.BICUBIC) == im.resize((20, 20))
 
-    @pytest.mark.parametrize("mode", ("1", "P", "BGR;15", "BGR;16"))
+    @pytest.mark.parametrize("mode", ("1", "P"))
     def test_default_filter_nearest(self, mode: str) -> None:
         im = hopper(mode)
         assert im.resize((20, 20), Image.Resampling.NEAREST) == im.resize((20, 20))

Tests/test_image_transform.py

@@ -1,7 +1,6 @@
 from __future__ import annotations
 
 import math
-from typing import Callable
 
 import pytest
 
@@ -9,6 +8,10 @@ from PIL import Image, ImageTransform
 
 from .helper import assert_image_equal, assert_image_similar, hopper
 
+TYPE_CHECKING = False
+if TYPE_CHECKING:
+    from collections.abc import Callable
+
 
 class TestImageTransform:
     def test_sanity(self) -> None:
@@ -48,6 +51,7 @@ class TestImageTransform:
                 im.size, Image.Transform.AFFINE, [1, 0, 0, 0, 1, 0]
             )
             assert im.palette is not None
+            assert transformed.palette is not None
             assert im.palette.palette == transformed.palette.palette
 
     def test_extent(self) -> None: