Merge branch 'master' into gha-cache

.appveyor.yml

@@ -40,11 +40,6 @@ install:
 - xcopy c:\pillow-depends\*.tar.gz c:\pillow\winbuild\
 - xcopy /s c:\pillow-depends\test_images\* c:\pillow\tests\images
 - cd c:\pillow\winbuild\
-- ps: |
-      if ($env:PYTHON -eq "c:/vp/pypy2")
-      {
-        c:\pillow\winbuild\appveyor_install_pypy2.cmd
-      }
 - ps: |
       if ($env:PYTHON -eq "c:/vp/pypy3")
       {
@@ -61,6 +56,9 @@ install:
         c:\pillow\winbuild\build_deps.cmd
         $host.SetShouldExit(0)
       }
+- curl -fsSL -o gs950.exe https://github.com/ArtifexSoftware/ghostpdl-downloads/releases/download/gs950/gs950w32.exe
+- gs950.exe /S
+- path %path%;C:\Program Files (x86)\gs\gs9.50\bin
 
 build_script:
 - ps: |

.github/CONTRIBUTING.md

@@ -9,14 +9,14 @@ Please send a pull request to the master branch. Please include [documentation](
 - Fork the Pillow repository.
 - Create a branch from master.
 - Develop bug fixes, features, tests, etc.
-- Run the test suite on Python 2.7 and 3.x. You can enable [Travis CI](https://travis-ci.org/profile/) and [AppVeyor](https://ci.appveyor.com/projects/new) on your repo to catch test failures prior to the pull request, and [Codecov](https://codecov.io/gh) to see if the changed code is covered by tests.
+- Run the test suite. You can enable [Travis CI](https://travis-ci.org/profile/) and [AppVeyor](https://ci.appveyor.com/projects/new) on your repo to catch test failures prior to the pull request, and [Codecov](https://codecov.io/gh) to see if the changed code is covered by tests.
 - Create a pull request to pull the changes from your branch to the Pillow master.
 
 ### Guidelines
 
 - Separate code commits from reformatting commits.
 - Provide tests for any newly added code.
-- Follow PEP8.
+- Follow PEP 8.
 - When committing only documentation changes please include [ci skip] in the commit message to avoid running tests on Travis-CI and AppVeyor.
 
 ## Reporting Issues

.github/workflows/test-windows.yml

@@ -9,7 +9,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["3.5", "3.6", "3.7"]
+        python-version: ["3.5", "3.6", "3.7", "3.8", "pypy3.6"]
         architecture: ["x86", "x64"]
         include:
           - architecture: "x86"
@@ -31,6 +31,11 @@ jobs:
     steps:
     - uses: actions/checkout@v1
 
+    - uses: actions/checkout@v1
+      with:
+        repository: python-pillow/pillow-depends
+        ref: master
+
     - name: Cache
       uses: actions/cache@v1
       with:
@@ -73,24 +78,18 @@ jobs:
 
     - name: Fetch dependencies
       run: |
-        curl -fsSL -o nasm.zip https://www.nasm.us/pub/nasm/releasebuilds/2.14.02/win64/nasm-2.14.02-win64.zip
-        7z x nasm.zip "-o$env:RUNNER_WORKSPACE\"
+        7z x ..\pillow-depends\nasm-2.14.02-win64.zip "-o$env:RUNNER_WORKSPACE\"
         Write-Host "`#`#[add-path]$env:RUNNER_WORKSPACE\nasm-2.14.02"
         Write-Host "::add-path::$env:RUNNER_WORKSPACE\nasm-2.14.02"
 
-        # 32-bit should work on both platforms
-        curl -fsSL -o gs950.exe https://github.com/ArtifexSoftware/ghostpdl-downloads/releases/download/gs950/gs950w32.exe
-        ./gs950.exe /S
+        ..\pillow-depends\gs950w32.exe /S
         Write-Host "`#`#[add-path]C:\Program Files (x86)\gs\gs9.50\bin"
         Write-Host "::add-path::C:\Program Files (x86)\gs\gs9.50\bin"
 
         $env:PYTHON=$env:pythonLocation
-        curl -fsSL -o pillow-depends.zip https://github.com/python-pillow/pillow-depends/archive/master.zip
-        7z x pillow-depends.zip -oc:\
-        mv c:\pillow-depends-master c:\pillow-depends
-        xcopy c:\pillow-depends\*.zip $env:GITHUB_WORKSPACE\winbuild\
-        xcopy c:\pillow-depends\*.tar.gz $env:GITHUB_WORKSPACE\winbuild\
-        xcopy /s c:\pillow-depends\test_images\* $env:GITHUB_WORKSPACE\tests\images\
+        xcopy ..\pillow-depends\*.zip $env:GITHUB_WORKSPACE\winbuild\
+        xcopy ..\pillow-depends\*.tar.gz $env:GITHUB_WORKSPACE\winbuild\
+        xcopy /s ..\pillow-depends\test_images\* $env:GITHUB_WORKSPACE\tests\images\
         cd $env:GITHUB_WORKSPACE/winbuild/
         python.exe $env:GITHUB_WORKSPACE\winbuild\build_dep.py
       env:
@@ -263,7 +262,6 @@ jobs:
 
     # for Raqm
     - name: Build dependencies / HarfBuzz
-      if: "!contains(matrix.python-version, 'pypy')"
       run: |
         set INCLUDE=C:\Program Files (x86)\Microsoft SDKs\Windows\V7.1A\Include
         set INCLIB=%GITHUB_WORKSPACE%\winbuild\depends\msvcr10-x32
@@ -284,7 +282,6 @@ jobs:
 
     # for Raqm
     - name: Build dependencies / FriBidi
-      if: "!contains(matrix.python-version, 'pypy')"
       run: |
         set INCLUDE=C:\Program Files (x86)\Microsoft SDKs\Windows\V7.1A\Include
         set INCLIB=%GITHUB_WORKSPACE%\winbuild\depends\msvcr10-x32
@@ -302,9 +299,7 @@ jobs:
         copy /Y /B *.lib %INCLIB%
       shell: cmd
 
-    # failing with PyPy3
     - name: Build dependencies / Raqm
-      if: "!contains(matrix.python-version, 'pypy')"
       run: |
         set INCLUDE=C:\Program Files (x86)\Microsoft SDKs\Windows\V7.1A\Include
         set INCLIB=%GITHUB_WORKSPACE%\winbuild\depends\msvcr10-x32
@@ -334,6 +329,7 @@ jobs:
         set LIB=%INCLIB%;%PYTHON%\tcl
         set INCLUDE=%INCLIB%;%GITHUB_WORKSPACE%\depends\tcl86\include;%INCLUDE%
         call "C:\Program Files (x86)\Microsoft Visual Studio\2019\Enterprise\VC\Auxiliary\Build\vcvarsall.bat" ${{ matrix.platform-vcvars }}
+        set MSSdk=1
         set DISTUTILS_USE_SDK=1
         set py_vcruntime_redist=true
         %PYTHON%\python.exe setup.py build_ext install

.github/workflows/test.yml

@@ -91,5 +91,6 @@ jobs:
       run: |
         .travis/after_success.sh
       env:
+        MATRIX_OS: ${{ matrix.os }}
         CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}
         COVERALLS_REPO_TOKEN: ${{ secrets.COVERALLS_REPO_TOKEN }}

.travis.yml

@@ -6,8 +6,8 @@ notifications:
   irc: "chat.freenode.net#pil"
 
 # Run fast lint first to get fast feedback.
-# Run slow PyPy* next, to give them a headstart and reduce waiting time.
-# Run latest 3.x and 2.x next, to get quick compatibility results.
+# Run slow PyPy next, to give it a headstart and reduce waiting time.
+# Run latest 3.x next, to get quick compatibility results.
 # Then run the remainder, with fastest Docker jobs last.
 
 matrix:

.travis/after_success.sh

@@ -1,7 +1,12 @@
 #!/bin/bash
 
 # gather the coverage data
-sudo apt-get -qq install lcov
+if [[ "$MATRIX_OS" == "macOS-latest" ]]; then
+    brew install lcov
+else
+    sudo apt-get -qq install lcov
+fi
+
 lcov --capture --directory . -b . --output-file coverage.info
 #  filter to remove system headers
 lcov --remove coverage.info '/usr/*' -o coverage.filtered.info
@@ -11,16 +16,12 @@ coveralls-lcov -v -n coverage.filtered.info > coverage.c.json
 
 coverage report
 pip install codecov
-if [[ $TRAVIS_PYTHON_VERSION != "2.7_with_system_site_packages" ]]; then
-    # Not working here. Just skip it, it's being removed soon.
-    pip install coveralls-merge
-    coveralls-merge coverage.c.json
-fi
+pip install coveralls-merge
+coveralls-merge coverage.c.json
 codecov
 
-if [ "$TRAVIS_PYTHON_VERSION" == "2.7" ] && [ "$DOCKER" == "" ]; then
+if [ "$TRAVIS_PYTHON_VERSION" == "3.7" ] && [ "$DOCKER" == "" ]; then
     # Coverage and quality reports on just the latest diff.
-    # (Installation is very slow on Py3, so just do it for Py2.)
     depends/diffcover-install.sh
     depends/diffcover-run.sh
 fi

.travis/install.sh

@@ -20,8 +20,8 @@ if [[ $TRAVIS_PYTHON_VERSION == 3.* ]]; then
     pip install pyqt5
 fi
 
-# docs only on Python 2.7
-if [ "$TRAVIS_PYTHON_VERSION" == "2.7" ]; then pip install -r requirements.txt ; fi
+# docs only on Python 3.7
+if [ "$TRAVIS_PYTHON_VERSION" == "3.7" ]; then pip install -r requirements.txt ; fi
 
 # webp
 pushd depends && ./install_webp.sh && popd

.travis/test.sh

@@ -5,4 +5,4 @@ set -e
 python -m pytest -v -x --cov PIL --cov-report term Tests
 
 # Docs
-if [ "$TRAVIS_PYTHON_VERSION" == "2.7" ]; then make doccheck; fi
+if [ "$TRAVIS_PYTHON_VERSION" == "3.7" ]; then make doccheck; fi

CHANGES.rst

@@ -5,6 +5,15 @@ Changelog (Pillow)
 7.0.0 (unreleased)
 ------------------
 
+- Drop support for EOL Python 2.7 #4109
+  [hugovk, radarhere, jdufresne]
+
+- Added UnidentifiedImageError #4182
+  [radarhere, hugovk]
+
+- Remove deprecated __version__ from plugins #4197
+  [hugovk, radarhere]
+
 - Fixed freeing unallocated pointer when resizing with height too large #4116
   [radarhere]
 
@@ -14,7 +23,7 @@ Changelog (Pillow)
 - Corrected DdsImagePlugin setting info gamma #4171
   [radarhere]
 
-- Depends: Update libtiff to 4.1.0 #4195
+- Depends: Update libtiff to 4.1.0 #4195, Tk Tcl to 8.6.10 #4229
   [radarhere]
 
 - Improve handling of file resources #3577

Makefile

@@ -3,7 +3,7 @@
 .DEFAULT_GOAL := release-test
 
 clean:
-	python setup.py clean
+	python3 setup.py clean
 	rm src/PIL/*.so || true
 	rm -r build || true
 	find . -name __pycache__ | xargs rm -r || true
@@ -15,8 +15,8 @@ co:
     done
 
 coverage:
-	python selftest.py
-	python setup.py test
+	python3 selftest.py
+	python3 setup.py test
 	rm -r htmlcov || true
 	coverage report
 
@@ -30,7 +30,7 @@ doccheck:
 	$(MAKE) -C docs linkcheck || true
 
 docserve:
-	cd docs/_build/html && python -mSimpleHTTPServer 2> /dev/null&
+	cd docs/_build/html && python3 -mSimpleHTTPServer 2> /dev/null&
 
 help:
 	@echo "Welcome to Pillow development. Please use \`make <target>\` where <target> is one of"
@@ -50,22 +50,22 @@ help:
 	@echo "  upload-test        build and upload sdists to test.pythonpackages.com"
 
 inplace: clean
-	python setup.py develop build_ext --inplace
+	python3 setup.py develop build_ext --inplace
 
 install:
-	python setup.py install
-	python selftest.py
+	python3 setup.py install
+	python3 selftest.py
 
 install-coverage:
-	CFLAGS="-coverage" python setup.py build_ext install
-	python selftest.py
+	CFLAGS="-coverage" python3 setup.py build_ext install
+	python3 selftest.py
 
 debug:
 # make a debug version if we don't have a -dbg python. Leaves in symbols
 # for our stuff, kills optimization, and redirects to dev null so we
 # see any build failures.
 	make clean > /dev/null
-	CFLAGS='-g -O0' python setup.py build_ext install > /dev/null
+	CFLAGS='-g -O0' python3 setup.py build_ext install > /dev/null
 
 install-req:
 	pip install -r requirements.txt
@@ -76,17 +76,17 @@ install-venv:
 
 release-test:
 	$(MAKE) install-req
-	python setup.py develop
-	python selftest.py
-	python -m pytest Tests
-	python setup.py install
-	python -m pytest -qq
+	python3 setup.py develop
+	python3 selftest.py
+	python3 -m pytest Tests
+	python3 setup.py install
+	python3 -m pytest -qq
 	check-manifest
 	pyroma .
 	viewdoc
 
 sdist:
-	python setup.py sdist --format=gztar
+	python3 setup.py sdist --format=gztar
 
 test:
 	pytest -qq
@@ -97,10 +97,10 @@ upload-test:
 #       username:
 #       password:
 #       repository = http://test.pythonpackages.com
-	python setup.py sdist --format=gztar upload -r test
+	python3 setup.py sdist --format=gztar upload -r test
 
 upload:
-	python setup.py sdist --format=gztar upload
+	python3 setup.py sdist --format=gztar upload
 
 readme:
 	viewdoc

Tests/bench_cffi_access.py

@@ -1,8 +1,9 @@
 import time
+import unittest
 
 from PIL import PyAccess
 
-from .helper import PillowTestCase, hopper, unittest
+from .helper import PillowTestCase, hopper
 
 # Not running this test by default. No DOS against Travis CI.
 

Tests/check_fli_overflow.py

@@ -1,6 +1,8 @@
+import unittest
+
 from PIL import Image
 
-from .helper import PillowTestCase, unittest
+from .helper import PillowTestCase
 
 TEST_FILE = "Tests/images/fli_overflow.fli"
 

Tests/check_imaging_leaks.py

@@ -1,10 +1,9 @@
 #!/usr/bin/env python
-
-from __future__ import division
+import unittest
 
 from PIL import Image
 
-from .helper import PillowTestCase, is_win32, unittest
+from .helper import PillowTestCase, is_win32
 
 min_iterations = 100
 max_iterations = 10000

Tests/check_j2k_leaks.py

@@ -1,8 +1,9 @@
+import unittest
 from io import BytesIO
 
 from PIL import Image
 
-from .helper import PillowTestCase, is_win32, unittest
+from .helper import PillowTestCase, is_win32
 
 # Limits for testing the leak
 mem_limit = 1024 * 1048576

Tests/check_j2k_overflow.py

@@ -1,6 +1,8 @@
+import unittest
+
 from PIL import Image
 
-from .helper import PillowTestCase, unittest
+from .helper import PillowTestCase
 
 
 class TestJ2kEncodeOverflow(PillowTestCase):

Tests/check_jpeg_leaks.py

@@ -1,6 +1,7 @@
+import unittest
 from io import BytesIO
 
-from .helper import PillowTestCase, hopper, is_win32, unittest
+from .helper import PillowTestCase, hopper, is_win32
 
 iterations = 5000
 

Tests/check_large_memory.py

@@ -1,8 +1,9 @@
 import sys
+import unittest
 
 from PIL import Image
 
-from .helper import PillowTestCase, unittest
+from .helper import PillowTestCase
 
 # This test is not run automatically.
 #

Tests/check_large_memory_numpy.py

@@ -1,8 +1,9 @@
 import sys
+import unittest
 
 from PIL import Image
 
-from .helper import PillowTestCase, unittest
+from .helper import PillowTestCase
 
 # This test is not run automatically.
 #

Tests/check_libtiff_segfault.py

@@ -1,6 +1,8 @@
+import unittest
+
 from PIL import Image
 
-from .helper import PillowTestCase, unittest
+from .helper import PillowTestCase
 
 TEST_FILE = "Tests/images/libtiff_segfault.tif"
 

Tests/check_png_dos.py

@@ -1,9 +1,10 @@
+import unittest
 import zlib
 from io import BytesIO
 
 from PIL import Image, ImageFile, PngImagePlugin
 
-from .helper import PillowTestCase, unittest
+from .helper import PillowTestCase
 
 TEST_FILE = "Tests/images/png_decompression_dos.png"
 

Tests/createfontdatachunk.py

@@ -1,6 +1,4 @@
 #!/usr/bin/env python
-from __future__ import print_function
-
 import base64
 import os
 

Tests/helper.py

@@ -1,7 +1,6 @@
 """
 Helper functions.
 """
-from __future__ import print_function
 
 import logging
 import os
@@ -12,7 +11,6 @@ import unittest
 from io import BytesIO
 
 from PIL import Image, ImageMath
-from PIL._util import py3
 
 logger = logging.getLogger(__name__)
 
@@ -76,10 +74,13 @@ class PillowTestCase(unittest.TestCase):
     def assert_deep_equal(self, a, b, msg=None):
         try:
             self.assertEqual(
-                len(a), len(b), msg or "got length %s, expected %s" % (len(a), len(b))
+                len(a),
+                len(b),
+                msg or "got length {}, expected {}".format(len(a), len(b)),
             )
             self.assertTrue(
-                all(x == y for x, y in zip(a, b)), msg or "got %s, expected %s" % (a, b)
+                all(x == y for x, y in zip(a, b)),
+                msg or "got {}, expected {}".format(a, b),
             )
         except Exception:
             self.assertEqual(a, b, msg)
@@ -87,20 +88,24 @@ class PillowTestCase(unittest.TestCase):
     def assert_image(self, im, mode, size, msg=None):
         if mode is not None:
             self.assertEqual(
-                im.mode, mode, msg or "got mode %r, expected %r" % (im.mode, mode)
+                im.mode,
+                mode,
+                msg or "got mode {!r}, expected {!r}".format(im.mode, mode),
             )
 
         if size is not None:
             self.assertEqual(
-                im.size, size, msg or "got size %r, expected %r" % (im.size, size)
+                im.size,
+                size,
+                msg or "got size {!r}, expected {!r}".format(im.size, size),
             )
 
     def assert_image_equal(self, a, b, msg=None):
         self.assertEqual(
-            a.mode, b.mode, msg or "got mode %r, expected %r" % (a.mode, b.mode)
+            a.mode, b.mode, msg or "got mode {!r}, expected {!r}".format(a.mode, b.mode)
         )
         self.assertEqual(
-            a.size, b.size, msg or "got size %r, expected %r" % (a.size, b.size)
+            a.size, b.size, msg or "got size {!r}, expected {!r}".format(a.size, b.size)
         )
         if a.tobytes() != b.tobytes():
             if HAS_UPLOADER:
@@ -121,10 +126,10 @@ class PillowTestCase(unittest.TestCase):
     def assert_image_similar(self, a, b, epsilon, msg=None):
         epsilon = float(epsilon)
         self.assertEqual(
-            a.mode, b.mode, msg or "got mode %r, expected %r" % (a.mode, b.mode)
+            a.mode, b.mode, msg or "got mode {!r}, expected {!r}".format(a.mode, b.mode)
         )
         self.assertEqual(
-            a.size, b.size, msg or "got size %r, expected %r" % (a.size, b.size)
+            a.size, b.size, msg or "got size {!r}, expected {!r}".format(a.size, b.size)
         )
 
         a, b = convert_to_comparable(a, b)
@@ -216,12 +221,12 @@ class PillowTestCase(unittest.TestCase):
 
     def open_withImagemagick(self, f):
         if not imagemagick_available():
-            raise IOError()
+            raise OSError()
 
         outfile = self.tempfile("temp.png")
         if command_succeeds([IMCONVERT, f, outfile]):
             return Image.open(outfile)
-        raise IOError()
+        raise OSError()
 
 
 @unittest.skipIf(sys.platform.startswith("win32"), "requires Unix or macOS")
@@ -264,11 +269,6 @@ class PillowLeakTestCase(PillowTestCase):
 
 # helpers
 
-if not py3:
-    # Remove DeprecationWarning in Python 3
-    PillowTestCase.assertRaisesRegex = PillowTestCase.assertRaisesRegexp
-    PillowTestCase.assertRegex = PillowTestCase.assertRegexpMatches
-
 
 def fromstring(data):
     return Image.open(BytesIO(data))
@@ -306,9 +306,8 @@ def command_succeeds(cmd):
     Runs the command, which must be a list of strings. Returns True if the
     command succeeds, or False if an OSError was raised by subprocess.Popen.
     """
-    with open(os.devnull, "wb") as f:
     try:
-            subprocess.call(cmd, stdout=f, stderr=subprocess.STDOUT)
+        subprocess.call(cmd, stdout=subprocess.DEVNULL, stderr=subprocess.STDOUT)
     except OSError:
         return False
     return True
@@ -373,7 +372,7 @@ def distro():
                     return line.strip().split("=")[1]
 
 
-class cached_property(object):
+class cached_property:
     def __init__(self, func):
         self.func = func
 

Tests/import_all.py

@@ -1,5 +1,3 @@
-from __future__ import print_function
-
 import glob
 import os
 import sys

Tests/make_hash.py

@@ -1,7 +1,5 @@
 # brute-force search for access descriptor hash table
 
-from __future__ import print_function
-
 modes = [
     "1",
     "L",

Tests/test_bmp_reference.py

@@ -1,5 +1,3 @@
-from __future__ import print_function
-
 import os
 
 from PIL import Image
@@ -109,4 +107,4 @@ class TestBmpReference(PillowTestCase):
                     os.path.join(base, "g", "pal4rle.bmp"),
                 )
                 if f not in unsupported:
-                    self.fail("Unsupported Image %s: %s" % (f, msg))
+                    self.fail("Unsupported Image {}: {}".format(f, msg))

Tests/test_color_lut.py

@@ -1,10 +1,9 @@
-from __future__ import division
-
+import unittest
 from array import array
 
 from PIL import Image, ImageFilter
 
-from .helper import PillowTestCase, unittest
+from .helper import PillowTestCase
 
 try:
     import numpy

Tests/test_core_resources.py

@@ -1,10 +1,9 @@
-from __future__ import division, print_function
-
 import sys
+import unittest
 
 from PIL import Image
 
-from .helper import PillowTestCase, is_pypy, unittest
+from .helper import PillowTestCase, is_pypy
 
 
 class TestCoreStats(PillowTestCase):

Tests/test_features.py

@@ -1,10 +1,9 @@
-from __future__ import unicode_literals
-
 import io
+import unittest
 
 from PIL import features
 
-from .helper import PillowTestCase, unittest
+from .helper import PillowTestCase
 
 try:
     from PIL import _webp

Tests/test_file_eps.py

@@ -1,8 +1,9 @@
 import io
+import unittest
 
 from PIL import EpsImagePlugin, Image
 
-from .helper import PillowTestCase, hopper, unittest
+from .helper import PillowTestCase, hopper
 
 HAS_GHOSTSCRIPT = EpsImagePlugin.has_ghostscript()
 
@@ -91,7 +92,7 @@ class TestFileEps(PillowTestCase):
     def test_iobase_object(self):
         # issue 479
         with Image.open(file1) as image1:
-            with io.open(self.tempfile("temp_iobase.eps"), "wb") as fh:
+            with open(self.tempfile("temp_iobase.eps"), "wb") as fh:
                 image1.save(fh, "EPS")
 
     @unittest.skipUnless(HAS_GHOSTSCRIPT, "Ghostscript not available")

Tests/test_file_fpx.py

@@ -1,4 +1,6 @@
-from .helper import PillowTestCase, unittest
+import unittest
+
+from .helper import PillowTestCase
 
 try:
     from PIL import FpxImagePlugin

Tests/test_file_gd.py

@@ -1,4 +1,4 @@
-from PIL import GdImageFile
+from PIL import GdImageFile, UnidentifiedImageError
 
 from .helper import PillowTestCase
 
@@ -17,4 +17,4 @@ class TestFileGd(PillowTestCase):
     def test_invalid_file(self):
         invalid_file = "Tests/images/flower.jpg"
 
-        self.assertRaises(IOError, GdImageFile.open, invalid_file)
+        self.assertRaises(UnidentifiedImageError, GdImageFile.open, invalid_file)

Tests/test_file_gif.py

@@ -1,8 +1,9 @@
+import unittest
 from io import BytesIO
 
 from PIL import GifImagePlugin, Image, ImageDraw, ImagePalette
 
-from .helper import PillowTestCase, hopper, is_pypy, netpbm_available, unittest
+from .helper import PillowTestCase, hopper, is_pypy, netpbm_available
 
 try:
     from PIL import _webp
@@ -87,9 +88,7 @@ class TestFileGif(PillowTestCase):
         def check(colors, size, expected_palette_length):
             # make an image with empty colors in the start of the palette range
             im = Image.frombytes(
-                "P",
-                (colors, colors),
-                bytes(bytearray(range(256 - colors, 256)) * colors),
+                "P", (colors, colors), bytes(range(256 - colors, 256)) * colors
             )
             im = im.resize((size, size))
             outfile = BytesIO()
@@ -119,7 +118,7 @@ class TestFileGif(PillowTestCase):
         check(256, 511, 256)
 
     def test_optimize_full_l(self):
-        im = Image.frombytes("L", (16, 16), bytes(bytearray(range(256))))
+        im = Image.frombytes("L", (16, 16), bytes(range(256)))
         test_file = BytesIO()
         im.save(test_file, "GIF", optimize=True)
         self.assertEqual(im.mode, "L")
@@ -632,8 +631,7 @@ class TestFileGif(PillowTestCase):
 
         # Tests appending using a generator
         def imGenerator(ims):
-            for im in ims:
-                yield im
+            yield from ims
 
         im.save(out, save_all=True, append_images=imGenerator(ims))
 
@@ -655,7 +653,7 @@ class TestFileGif(PillowTestCase):
         # that's > 128 items where the transparent color is actually
         # the top palette entry to trigger the bug.
 
-        data = bytes(bytearray(range(1, 254)))
+        data = bytes(range(1, 254))
         palette = ImagePalette.ImagePalette("RGB", list(range(256)) * 3)
 
         im = Image.new("L", (253, 1))
@@ -703,7 +701,7 @@ class TestFileGif(PillowTestCase):
 
         im = hopper("P")
         im_l = Image.frombytes("L", im.size, im.tobytes())
-        palette = bytes(bytearray(im.getpalette()))
+        palette = bytes(im.getpalette())
 
         out = self.tempfile("temp.gif")
         im_l.save(out, palette=palette)
@@ -718,7 +716,7 @@ class TestFileGif(PillowTestCase):
         # Forcing a non-straight grayscale palette.
 
         im = hopper("P")
-        palette = bytes(bytearray([255 - i // 3 for i in range(768)]))
+        palette = bytes([255 - i // 3 for i in range(768)])
 
         out = self.tempfile("temp.gif")
         im.save(out, palette=palette)
@@ -759,7 +757,7 @@ class TestFileGif(PillowTestCase):
         im.putpalette(ImagePalette.ImagePalette("RGB"))
         im.info = {"background": 0}
 
-        passed_palette = bytes(bytearray([255 - i // 3 for i in range(768)]))
+        passed_palette = bytes([255 - i // 3 for i in range(768)])
 
         GifImagePlugin._FORCE_OPTIMIZE = True
         try:

Tests/test_file_icns.py

@@ -1,9 +1,10 @@
 import io
 import sys
+import unittest
 
 from PIL import IcnsImagePlugin, Image
 
-from .helper import PillowTestCase, unittest
+from .helper import PillowTestCase
 
 # sample icon file
 TEST_FILE = "Tests/images/pillow.icns"

Tests/test_file_iptc.py

@@ -1,3 +1,6 @@
+import sys
+from io import StringIO
+
 from PIL import Image, IptcImagePlugin
 
 from .helper import PillowTestCase, hopper
@@ -52,12 +55,6 @@ class TestFileIptc(PillowTestCase):
         # Arrange
         c = b"abc"
         # Temporarily redirect stdout
-        try:
-            from cStringIO import StringIO
-        except ImportError:
-            from io import StringIO
-        import sys
-
         old_stdout = sys.stdout
         sys.stdout = mystdout = StringIO()
 

Tests/test_file_libtiff.py

@@ -1,5 +1,3 @@
-from __future__ import print_function
-
 import base64
 import distutils.version
 import io
@@ -10,7 +8,6 @@ from collections import namedtuple
 from ctypes import c_float
 
 from PIL import Image, TiffImagePlugin, TiffTags, features
-from PIL._util import py3
 
 from .helper import PillowTestCase, hopper
 
@@ -263,7 +260,6 @@ class TestFileLibTiff(LibTiffTestCase):
                     tc(4.25, TiffTags.FLOAT, True),
                     tc(4.25, TiffTags.DOUBLE, True),
                     tc("custom tag value", TiffTags.ASCII, True),
-                    tc(u"custom tag value", TiffTags.ASCII, True),
                     tc(b"custom tag value", TiffTags.BYTE, True),
                     tc((4, 5, 6), TiffTags.SHORT, True),
                     tc((123456789, 9, 34, 234, 219387, 92432323), TiffTags.LONG, True),
@@ -361,12 +357,8 @@ class TestFileLibTiff(LibTiffTestCase):
 
         b = im.tobytes()
         # Bytes are in image native order (little endian)
-        if py3:
         self.assertEqual(b[0], ord(b"\xe0"))
         self.assertEqual(b[1], ord(b"\x01"))
-        else:
-            self.assertEqual(b[0], b"\xe0")
-            self.assertEqual(b[1], b"\x01")
 
         out = self.tempfile("temp.tif")
         # out = "temp.le.tif"
@@ -387,12 +379,8 @@ class TestFileLibTiff(LibTiffTestCase):
         b = im.tobytes()
 
         # Bytes are in image native order (big endian)
-        if py3:
         self.assertEqual(b[0], ord(b"\x01"))
         self.assertEqual(b[1], ord(b"\xe0"))
-        else:
-            self.assertEqual(b[0], b"\x01")
-            self.assertEqual(b[1], b"\xe0")
 
         out = self.tempfile("temp.tif")
         im.save(out)

Tests/test_file_mic.py

@@ -1,6 +1,8 @@
+import unittest
+
 from PIL import Image, ImagePalette, features
 
-from .helper import PillowTestCase, hopper, unittest
+from .helper import PillowTestCase, hopper
 
 try:
     from PIL import MicImagePlugin

Tests/test_file_msp.py

@@ -1,8 +1,9 @@
 import os
+import unittest
 
 from PIL import Image, MspImagePlugin
 
-from .helper import PillowTestCase, hopper, unittest
+from .helper import PillowTestCase, hopper
 
 TEST_FILE = "Tests/images/hopper.msp"
 EXTRA_DIR = "Tests/images/picins"

Tests/test_file_pdf.py

@@ -99,8 +99,7 @@ class TestFilePdf(PillowTestCase):
 
             # Test appending using a generator
             def imGenerator(ims):
-                for im in ims:
-                    yield im
+                yield from ims
 
             im.save(outfile, save_all=True, append_images=imGenerator(ims))
 
@@ -163,13 +162,10 @@ class TestFilePdf(PillowTestCase):
 
     def test_pdf_append_fails_on_nonexistent_file(self):
         im = hopper("RGB")
-        temp_dir = tempfile.mkdtemp()
-        try:
+        with tempfile.TemporaryDirectory() as temp_dir:
             self.assertRaises(
                 IOError, im.save, os.path.join(temp_dir, "nonexistent.pdf"), append=True
             )
-        finally:
-            os.rmdir(temp_dir)
 
     def check_pdf_pages_consistency(self, pdf):
         pages_info = pdf.read_indirect(pdf.pages_ref)
@@ -207,7 +203,7 @@ class TestFilePdf(PillowTestCase):
             # append some info
             pdf.info.Title = "abc"
             pdf.info.Author = "def"
-            pdf.info.Subject = u"ghi\uABCD"
+            pdf.info.Subject = "ghi\uABCD"
             pdf.info.Keywords = "qw)e\\r(ty"
             pdf.info.Creator = "hopper()"
             pdf.start_writing()
@@ -235,7 +231,7 @@ class TestFilePdf(PillowTestCase):
             self.assertEqual(pdf.info.Title, "abc")
             self.assertEqual(pdf.info.Producer, "PdfParser")
             self.assertEqual(pdf.info.Keywords, "qw)e\\r(ty")
-            self.assertEqual(pdf.info.Subject, u"ghi\uABCD")
+            self.assertEqual(pdf.info.Subject, "ghi\uABCD")
             self.assertIn(b"CreationDate", pdf.info)
             self.assertIn(b"ModDate", pdf.info)
             self.check_pdf_pages_consistency(pdf)

Tests/test_file_png.py

@@ -1,10 +1,10 @@
+import unittest
 import zlib
 from io import BytesIO
 
 from PIL import Image, ImageFile, PngImagePlugin
-from PIL._util import py3
 
-from .helper import PillowLeakTestCase, PillowTestCase, hopper, is_win32, unittest
+from .helper import PillowLeakTestCase, PillowTestCase, hopper, is_win32
 
 try:
     from PIL import _webp
@@ -448,9 +448,7 @@ class TestFilePng(PillowTestCase):
         self.assertIsInstance(im.info["Text"], str)
 
     def test_unicode_text(self):
-        # Check preservation of non-ASCII characters on Python 3
-        # This cannot really be meaningfully tested on Python 2,
-        # since it didn't preserve charsets to begin with.
+        # Check preservation of non-ASCII characters
 
         def rt_text(value):
             im = Image.new("RGB", (32, 32))
@@ -459,16 +457,10 @@ class TestFilePng(PillowTestCase):
             im = roundtrip(im, pnginfo=info)
             self.assertEqual(im.info, {"Text": value})
 
-        if py3:
         rt_text(" Aa" + chr(0xA0) + chr(0xC4) + chr(0xFF))  # Latin1
         rt_text(chr(0x400) + chr(0x472) + chr(0x4FF))  # Cyrillic
-            rt_text(
-                chr(0x4E00)
-                + chr(0x66F0)
-                + chr(0x9FBA)  # CJK
-                + chr(0x3042)
-                + chr(0xAC00)
-            )
+        # CJK:
+        rt_text(chr(0x4E00) + chr(0x66F0) + chr(0x9FBA) + chr(0x3042) + chr(0xAC00))
         rt_text("A" + chr(0xC4) + chr(0x472) + chr(0x3042))  # Combined
 
     def test_scary(self):

Tests/test_file_sun.py

@@ -1,8 +1,9 @@
 import os
+import unittest
 
 from PIL import Image, SunImagePlugin
 
-from .helper import PillowTestCase, hopper, unittest
+from .helper import PillowTestCase, hopper
 
 EXTRA_DIR = "Tests/images/sunraster"
 

Tests/test_file_tiff.py

@@ -1,13 +1,13 @@
 import logging
 import os
+import unittest
 from io import BytesIO
 
 import pytest
 from PIL import Image, TiffImagePlugin
-from PIL._util import py3
 from PIL.TiffImagePlugin import RESOLUTION_UNIT, X_RESOLUTION, Y_RESOLUTION
 
-from .helper import PillowTestCase, hopper, is_pypy, is_win32, unittest
+from .helper import PillowTestCase, hopper, is_pypy, is_win32
 
 logger = logging.getLogger(__name__)
 
@@ -198,12 +198,8 @@ class TestFileTiff(PillowTestCase):
 
         b = im.tobytes()
         # Bytes are in image native order (little endian)
-        if py3:
         self.assertEqual(b[0], ord(b"\xe0"))
         self.assertEqual(b[1], ord(b"\x01"))
-        else:
-            self.assertEqual(b[0], b"\xe0")
-            self.assertEqual(b[1], b"\x01")
 
     def test_big_endian(self):
         im = Image.open("Tests/images/16bit.MM.cropped.tif")
@@ -213,12 +209,8 @@ class TestFileTiff(PillowTestCase):
         b = im.tobytes()
 
         # Bytes are in image native order (big endian)
-        if py3:
         self.assertEqual(b[0], ord(b"\x01"))
         self.assertEqual(b[1], ord(b"\xe0"))
-        else:
-            self.assertEqual(b[0], b"\x01")
-            self.assertEqual(b[1], b"\xe0")
 
     def test_16bit_s(self):
         im = Image.open("Tests/images/16bit.s.tif")
@@ -545,8 +537,7 @@ class TestFileTiff(PillowTestCase):
 
         # Test appending using a generator
         def imGenerator(ims):
-            for im in ims:
-                yield im
+            yield from ims
 
         mp = BytesIO()
         im.save(mp, format="TIFF", save_all=True, append_images=imGenerator(ims))

Tests/test_file_tiff_metadata.py

@@ -161,13 +161,13 @@ class TestFileTiffMetadata(PillowTestCase):
                 self.assert_deep_equal(
                     original[tag],
                     value,
-                    "%s didn't roundtrip, %s, %s" % (tag, original[tag], value),
+                    "{} didn't roundtrip, {}, {}".format(tag, original[tag], value),
                 )
             else:
                 self.assertEqual(
                     original[tag],
                     value,
-                    "%s didn't roundtrip, %s, %s" % (tag, original[tag], value),
+                    "{} didn't roundtrip, {}, {}".format(tag, original[tag], value),
                 )
 
         for tag, value in original.items():

Tests/test_file_webp.py

@@ -1,6 +1,8 @@
+import unittest
+
 from PIL import Image, WebPImagePlugin
 
-from .helper import PillowTestCase, hopper, unittest
+from .helper import PillowTestCase, hopper
 
 try:
     from PIL import _webp

Tests/test_file_webp_alpha.py

@@ -1,6 +1,8 @@
+import unittest
+
 from PIL import Image
 
-from .helper import PillowTestCase, hopper, unittest
+from .helper import PillowTestCase, hopper
 
 try:
     from PIL import _webp

Tests/test_file_webp_animated.py

@@ -91,8 +91,7 @@ class TestFileWebpAnimation(PillowTestCase):
 
         # Tests appending using a generator
         def imGenerator(ims):
-            for im in ims:
-                yield im
+            yield from ims
 
         temp_file2 = self.tempfile("temp_generator.webp")
         frame1.copy().save(

Tests/test_file_webp_metadata.py

@@ -110,9 +110,9 @@ class TestFileWebpMetadata(PillowTestCase):
         if not _webp.HAVE_WEBPANIM:
             self.skipTest("WebP animation support not available")
 
-        iccp_data = "<iccp_data>".encode("utf-8")
-        exif_data = "<exif_data>".encode("utf-8")
-        xmp_data = "<xmp_data>".encode("utf-8")
+        iccp_data = b"<iccp_data>"
+        exif_data = b"<exif_data>"
+        xmp_data = b"<xmp_data>"
 
         temp_file = self.tempfile("temp.webp")
         frame1 = Image.open("Tests/images/anim_frame1.webp")

Tests/test_font_leaks.py

@@ -1,8 +1,8 @@
-from __future__ import division
+import unittest
 
 from PIL import Image, ImageDraw, ImageFont, features
 
-from .helper import PillowLeakTestCase, is_win32, unittest
+from .helper import PillowLeakTestCase, is_win32
 
 
 @unittest.skipIf(is_win32(), "requires Unix or macOS")

Tests/test_font_pcf.py

@@ -1,5 +1,4 @@
 from PIL import FontFile, Image, ImageDraw, ImageFont, PcfFontFile
-from PIL._util import py3
 
 from .helper import PillowTestCase
 
@@ -74,6 +73,5 @@ class TestFontPcf(PillowTestCase):
     def test_high_characters(self):
         message = "".join(chr(i + 1) for i in range(140, 232))
         self._test_high_characters(message)
-        # accept bytes instances in Py3.
-        if py3:
+        # accept bytes instances.
         self._test_high_characters(message.encode("latin1"))

Tests/test_format_hsv.py

@@ -2,7 +2,6 @@ import colorsys
 import itertools
 
 from PIL import Image
-from PIL._util import py3
 
 from .helper import PillowTestCase, hopper
 
@@ -49,27 +48,18 @@ class TestFormatHSV(PillowTestCase):
 
         (r, g, b) = im.split()
 
-        if py3:
         conv_func = self.int_to_float
-        else:
-            conv_func = self.str_to_float
-
-        if hasattr(itertools, "izip"):
-            iter_helper = itertools.izip
-        else:
-            iter_helper = itertools.zip_longest
 
         converted = [
             self.tuple_to_ints(func(conv_func(_r), conv_func(_g), conv_func(_b)))
-            for (_r, _g, _b) in iter_helper(r.tobytes(), g.tobytes(), b.tobytes())
+            for (_r, _g, _b) in itertools.zip_longest(
+                r.tobytes(), g.tobytes(), b.tobytes()
+            )
         ]
 
-        if py3:
         new_bytes = b"".join(
             bytes(chr(h) + chr(s) + chr(v), "latin-1") for (h, s, v) in converted
         )
-        else:
-            new_bytes = b"".join(chr(h) + chr(s) + chr(v) for (h, s, v) in converted)
 
         hsv = Image.frombytes(mode, r.size, new_bytes)
 

Tests/test_image.py

@@ -1,11 +1,11 @@
 import os
 import shutil
 import tempfile
+import unittest
 
-from PIL import Image
-from PIL._util import py3
+from PIL import Image, UnidentifiedImageError
 
-from .helper import PillowTestCase, hopper, is_win32, unittest
+from .helper import PillowTestCase, hopper, is_win32
 
 
 class TestImage(PillowTestCase):
@@ -48,6 +48,9 @@ class TestImage(PillowTestCase):
                 Image.new(mode, (1, 1))
             self.assertEqual(str(e.exception), "unrecognized image mode")
 
+    def test_exception_inheritance(self):
+        self.assertTrue(issubclass(UnidentifiedImageError, IOError))
+
     def test_sanity(self):
 
         im = Image.new("L", (100, 100))
@@ -80,20 +83,14 @@ class TestImage(PillowTestCase):
             im.size = (3, 4)
 
     def test_invalid_image(self):
-        if py3:
         import io
 
         im = io.BytesIO(b"")
-        else:
-            import StringIO
-
-            im = StringIO.StringIO("")
-        self.assertRaises(IOError, Image.open, im)
+        self.assertRaises(UnidentifiedImageError, Image.open, im)
 
     def test_bad_mode(self):
         self.assertRaises(ValueError, Image.open, "filename", "bad mode")
 
-    @unittest.skipUnless(Image.HAS_PATHLIB, "requires pathlib/pathlib2")
     def test_pathlib(self):
         from PIL.Image import Path
 
@@ -113,7 +110,7 @@ class TestImage(PillowTestCase):
     def test_fp_name(self):
         temp_file = self.tempfile("temp.jpg")
 
-        class FP(object):
+        class FP:
             def write(a, b):
                 pass
 
@@ -592,11 +589,11 @@ class TestImage(PillowTestCase):
                 try:
                     im.load()
                     self.assertFail()
-                except IOError as e:
+                except OSError as e:
                     self.assertEqual(str(e), "buffer overrun when reading image file")
 
 
-class MockEncoder(object):
+class MockEncoder:
     pass
 
 

Tests/test_image_access.py

@@ -2,11 +2,12 @@ import ctypes
 import os
 import subprocess
 import sys
+import unittest
 from distutils import ccompiler, sysconfig
 
 from PIL import Image
 
-from .helper import PillowTestCase, hopper, is_win32, on_ci, unittest
+from .helper import PillowTestCase, hopper, is_win32, on_ci
 
 # CFFI imports pycparser which doesn't support PYTHONOPTIMIZE=2
 # https://github.com/eliben/pycparser/pull/198#issuecomment-317001670
@@ -125,7 +126,7 @@ class TestImageGetPixel(AccessTest):
         self.assertEqual(
             im.getpixel((0, 0)),
             c,
-            "put/getpixel roundtrip failed for mode %s, color %s" % (mode, c),
+            "put/getpixel roundtrip failed for mode {}, color {}".format(mode, c),
         )
 
         # check putpixel negative index
@@ -154,7 +155,7 @@ class TestImageGetPixel(AccessTest):
         self.assertEqual(
             im.getpixel((0, 0)),
             c,
-            "initial color failed for mode %s, color %s " % (mode, c),
+            "initial color failed for mode {}, color {} ".format(mode, c),
         )
         # check initial color negative index
         self.assertEqual(
@@ -348,12 +349,8 @@ class TestEmbeddable(unittest.TestCase):
 int main(int argc, char* argv[])
 {
     char *home = "%s";
-#if PY_MAJOR_VERSION >= 3
     wchar_t *whome = Py_DecodeLocale(home, NULL);
     Py_SetPythonHome(whome);
-#else
-    Py_SetPythonHome(home);
-#endif
 
     Py_InitializeEx(0);
     Py_DECREF(PyImport_ImportModule("PIL.Image"));
@@ -363,9 +360,7 @@ int main(int argc, char* argv[])
     Py_DECREF(PyImport_ImportModule("PIL.Image"));
     Py_Finalize();
 
-#if PY_MAJOR_VERSION >= 3
     PyMem_RawFree(whome);
-#endif
 
     return 0;
 }

Tests/test_image_array.py

@@ -25,7 +25,7 @@ class TestImageArray(PillowTestCase):
         self.assertEqual(test("RGBX"), (3, (100, 128, 4), "|u1", 51200))
 
     def test_fromarray(self):
-        class Wrapper(object):
+        class Wrapper:
             """ Class with API matching Image.fromarray """
 
             def __init__(self, img, arr_params):

Tests/test_image_fromqimage.py

@@ -6,7 +6,7 @@ from .test_imageqt import PillowQtTestCase
 
 class TestFromQImage(PillowQtTestCase, PillowTestCase):
     def setUp(self):
-        super(TestFromQImage, self).setUp()
+        super().setUp()
         self.files_to_test = [
             hopper(),
             Image.open("Tests/images/transparent.png"),

Tests/test_image_getim.py

@@ -1,5 +1,3 @@
-from PIL._util import py3
-
 from .helper import PillowTestCase, hopper
 
 
@@ -8,7 +6,5 @@ class TestImageGetIm(PillowTestCase):
         im = hopper()
         type_repr = repr(type(im.getim()))
 
-        if py3:
         self.assertIn("PyCapsule", type_repr)
-
         self.assertIsInstance(im.im.id, int)

Tests/test_image_resample.py

@@ -1,10 +1,9 @@
-from __future__ import division, print_function
-
+import unittest
 from contextlib import contextmanager
 
 from PIL import Image, ImageDraw
 
-from .helper import PillowTestCase, hopper, unittest
+from .helper import PillowTestCase, hopper
 
 
 class TestImagingResampleVulnerability(PillowTestCase):

Tests/test_imagedraw.py

@@ -1,8 +1,9 @@
 import os.path
+import unittest
 
 from PIL import Image, ImageColor, ImageDraw, ImageFont, features
 
-from .helper import PillowTestCase, hopper, unittest
+from .helper import PillowTestCase, hopper
 
 BLACK = (0, 0, 0)
 WHITE = (255, 255, 255)

Tests/test_imagedraw2.py

@@ -1,8 +1,9 @@
 import os.path
+import unittest
 
 from PIL import Image, ImageDraw2, features
 
-from .helper import PillowTestCase, hopper, unittest
+from .helper import PillowTestCase, hopper
 
 BLACK = (0, 0, 0)
 WHITE = (255, 255, 255)

Tests/test_imageenhance.py

@@ -35,7 +35,7 @@ class TestImageEnhance(PillowTestCase):
         self.assert_image_equal(
             im.getchannel("A"),
             original.getchannel("A"),
-            "Diff on %s: %s" % (op, amount),
+            "Diff on {}: {}".format(op, amount),
         )
 
     def test_alpha(self):

Tests/test_imagefile.py

@@ -1,8 +1,9 @@
+import unittest
 from io import BytesIO
 
 from PIL import EpsImagePlugin, Image, ImageFile
 
-from .helper import PillowTestCase, fromstring, hopper, tostring, unittest
+from .helper import PillowTestCase, fromstring, hopper, tostring
 
 try:
     from PIL import _webp

Tests/test_imagefont.py

@@ -1,15 +1,15 @@
-# -*- coding: utf-8 -*-
 import copy
 import distutils.version
 import os
 import re
 import shutil
 import sys
+import unittest
 from io import BytesIO
 
 from PIL import Image, ImageDraw, ImageFont, features
 
-from .helper import PillowTestCase, is_pypy, is_win32, unittest
+from .helper import PillowTestCase, is_pypy, is_win32
 
 FONT_PATH = "Tests/fonts/FreeMono.ttf"
 FONT_SIZE = 20
@@ -20,7 +20,7 @@ HAS_FREETYPE = features.check("freetype2")
 HAS_RAQM = features.check("raqm")
 
 
-class SimplePatcher(object):
+class SimplePatcher:
     def __init__(self, parent_obj, attr_name, value):
         self._parent_obj = parent_obj
         self._attr_name = attr_name
@@ -462,12 +462,12 @@ class TestImageFont(PillowTestCase):
         # issue #2826
         font = ImageFont.load_default()
         with self.assertRaises(UnicodeEncodeError):
-            font.getsize(u"’")
+            font.getsize("’")
 
-    @unittest.skipIf(sys.version.startswith("2") or is_pypy(), "requires CPython 3.3+")
+    @unittest.skipIf(is_pypy(), "failing on PyPy")
     def test_unicode_extended(self):
         # issue #3777
-        text = u"A\u278A\U0001F12B"
+        text = "A\u278A\U0001F12B"
         target = "Tests/images/unicode_extended.png"
 
         ttf = ImageFont.truetype(

Tests/test_imagefont_bitmap.py

@@ -1,6 +1,8 @@
+import unittest
+
 from PIL import Image, ImageDraw, ImageFont
 
-from .helper import PillowTestCase, unittest
+from .helper import PillowTestCase
 
 image_font_installed = True
 try:

Tests/test_imagefontctl.py

@@ -1,7 +1,8 @@
-# -*- coding: utf-8 -*-
+import unittest
+
 from PIL import Image, ImageDraw, ImageFont, features
 
-from .helper import PillowTestCase, unittest
+from .helper import PillowTestCase
 
 FONT_SIZE = 20
 FONT_PATH = "Tests/fonts/DejaVuSans.ttf"

Tests/test_imagemath.py

@@ -1,5 +1,3 @@
-from __future__ import print_function
-
 from PIL import Image, ImageMath
 
 from .helper import PillowTestCase
@@ -7,7 +5,7 @@ from .helper import PillowTestCase
 
 def pixel(im):
     if hasattr(im, "im"):
-        return "%s %r" % (im.mode, im.getpixel((0, 0)))
+        return "{} {!r}".format(im.mode, im.getpixel((0, 0)))
     else:
         if isinstance(im, int):
             return int(im)  # hack to deal with booleans

Tests/test_imageops.py

@@ -11,7 +11,7 @@ except ImportError:
 
 
 class TestImageOps(PillowTestCase):
-    class Deformer(object):
+    class Deformer:
         def getmesh(self, im):
             x, y = im.size
             return [((0, 0, x, y), (0, 0, x, 0, x, y, y, 0))]

Tests/test_imageops_usm.py

@@ -5,7 +5,7 @@ from .helper import PillowTestCase
 
 class TestImageOpsUsm(PillowTestCase):
     def setUp(self):
-        super(TestImageOpsUsm, self).setUp()
+        super().setUp()
         self.im = Image.open("Tests/images/hopper.ppm")
         self.addCleanup(self.im.close)
         self.snakes = Image.open("Tests/images/color_snakes.png")

Tests/test_imagepath.py

@@ -2,7 +2,6 @@ import array
 import struct
 
 from PIL import Image, ImagePath
-from PIL._util import py3
 
 from .helper import PillowTestCase
 
@@ -75,10 +74,7 @@ class TestImagePath(PillowTestCase):
             # This fails due to the invalid malloc above,
             # and segfaults
             for i in range(200000):
-                if py3:
                 x[i] = b"0" * 16
-                else:
-                    x[i] = "0" * 16
 
 
 class evil:

Tests/test_imageqt.py

@@ -15,7 +15,7 @@ else:
         test_case.skipTest("Qt bindings are not installed")
 
 
-class PillowQtTestCase(object):
+class PillowQtTestCase:
     def setUp(self):
         skip_if_qt_is_not_installed(self)
 

Tests/test_imageshow.py

@@ -1,6 +1,8 @@
+import unittest
+
 from PIL import Image, ImageShow
 
-from .helper import PillowTestCase, hopper, is_win32, on_ci, on_github_actions, unittest
+from .helper import PillowTestCase, hopper, is_win32, on_ci, on_github_actions
 
 
 class TestImageShow(PillowTestCase):

Tests/test_imagetk.py

@@ -1,15 +1,14 @@
-from PIL import Image
-from PIL._util import py3
+import unittest
 
-from .helper import PillowTestCase, hopper, unittest
+from PIL import Image
+
+from .helper import PillowTestCase, hopper
 
 try:
     from PIL import ImageTk
 
-    if py3:
     import tkinter as tk
-    else:
-        import Tkinter as tk
+
     dir(ImageTk)
     HAS_TK = True
 except (OSError, ImportError):

Tests/test_imagewin.py

@@ -1,6 +1,8 @@
+import unittest
+
 from PIL import ImageWin
 
-from .helper import PillowTestCase, hopper, is_win32, unittest
+from .helper import PillowTestCase, hopper, is_win32
 
 
 class TestImageWin(PillowTestCase):

Tests/test_lib_image.py

@@ -1,6 +1,8 @@
+import unittest
+
 from PIL import Image
 
-from .helper import PillowTestCase, unittest
+from .helper import PillowTestCase
 
 
 class TestLibImage(PillowTestCase):

Tests/test_lib_pack.py

@@ -18,7 +18,7 @@ class TestLibPack(PillowTestCase):
 
         if isinstance(data, int):
             data_len = data * len(pixels)
-            data = bytes(bytearray(range(1, data_len + 1)))
+            data = bytes(range(1, data_len + 1))
 
         self.assertEqual(data, im.tobytes("raw", rawmode))
 
@@ -226,7 +226,7 @@ class TestLibUnpack(PillowTestCase):
         """
         if isinstance(data, int):
             data_len = data * len(pixels)
-            data = bytes(bytearray(range(1, data_len + 1)))
+            data = bytes(range(1, data_len + 1))
 
         im = Image.frombytes(mode, (len(pixels), 1), data, "raw", rawmode, 0, 1)
 

Tests/test_locale.py

@@ -1,10 +1,9 @@
-from __future__ import print_function
-
 import locale
+import unittest
 
 from PIL import Image
 
-from .helper import PillowTestCase, unittest
+from .helper import PillowTestCase
 
 # ref https://github.com/python-pillow/Pillow/issues/272
 # on windows, in polish locale:

Tests/test_main.py

@@ -1,11 +1,10 @@
-from __future__ import unicode_literals
-
 import os
 import subprocess
 import sys
+import unittest
 from unittest import TestCase
 
-from .helper import is_pypy, is_win32, on_github_actions, unittest
+from .helper import is_pypy, is_win32, on_github_actions
 
 
 class TestMain(TestCase):

Tests/test_map.py

@@ -1,8 +1,9 @@
 import sys
+import unittest
 
 from PIL import Image
 
-from .helper import PillowTestCase, is_win32, unittest
+from .helper import PillowTestCase, is_win32
 
 try:
     import numpy

Tests/test_mode_i16.py

@@ -20,7 +20,11 @@ class TestModeI16(PillowTestCase):
                 self.assertEqual(
                     p1,
                     p2,
-                    ("got %r from mode %s at %s, expected %r" % (p1, im1.mode, xy, p2)),
+                    (
+                        "got {!r} from mode {} at {}, expected {!r}".format(
+                            p1, im1.mode, xy, p2
+                        )
+                    ),
                 )
 
     def test_basic(self):

Tests/test_numpy.py

@@ -1,8 +1,8 @@
-from __future__ import print_function
+import unittest
 
 from PIL import Image
 
-from .helper import PillowTestCase, hopper, unittest
+from .helper import PillowTestCase, hopper
 
 try:
     import numpy

Tests/test_pdfparser.py

@@ -22,7 +22,7 @@ class TestPdfParser(PillowTestCase):
         self.assertEqual(encode_text("abc"), b"\xFE\xFF\x00a\x00b\x00c")
         self.assertEqual(decode_text(b"\xFE\xFF\x00a\x00b\x00c"), "abc")
         self.assertEqual(decode_text(b"abc"), "abc")
-        self.assertEqual(decode_text(b"\x1B a \x1C"), u"\u02D9 a \u02DD")
+        self.assertEqual(decode_text(b"\x1B a \x1C"), "\u02D9 a \u02DD")
 
     def test_indirect_refs(self):
         self.assertEqual(IndirectReference(1, 2), IndirectReference(1, 2))

Tests/test_psdraw.py

@@ -1,5 +1,6 @@
 import os
 import sys
+from io import StringIO
 
 from PIL import Image, PSDraw
 
@@ -47,10 +48,6 @@ class TestPsDraw(PillowTestCase):
 
     def test_stdout(self):
         # Temporarily redirect stdout
-        try:
-            from cStringIO import StringIO
-        except ImportError:
-            from io import StringIO
         old_stdout = sys.stdout
         sys.stdout = mystdout = StringIO()
 

Tests/test_pyroma.py

@@ -1,6 +1,8 @@
+import unittest
+
 from PIL import __version__
 
-from .helper import PillowTestCase, unittest
+from .helper import PillowTestCase
 
 try:
     import pyroma

Tests/test_qt_image_toqimage.py

@@ -57,7 +57,7 @@ if ImageQt.qt_is_installed:
 
     class Example(QWidget):
         def __init__(self):
-            super(Example, self).__init__()
+            super().__init__()
 
             img = hopper().resize((1000, 1000))
 

Tests/test_util.py

@@ -1,29 +1,11 @@
+import unittest
+
 from PIL import _util
 
-from .helper import PillowTestCase, unittest
+from .helper import PillowTestCase
 
 
 class TestUtil(PillowTestCase):
-    def test_is_string_type(self):
-        # Arrange
-        color = "red"
-
-        # Act
-        it_is = _util.isStringType(color)
-
-        # Assert
-        self.assertTrue(it_is)
-
-    def test_is_not_string_type(self):
-        # Arrange
-        color = (255, 0, 0)
-
-        # Act
-        it_is_not = _util.isStringType(color)
-
-        # Assert
-        self.assertFalse(it_is_not)
-
     def test_is_path(self):
         # Arrange
         fp = "filename.ext"

Tests/test_webp_leaks.py

@@ -1,8 +1,9 @@
+import unittest
 from io import BytesIO
 
 from PIL import Image, features
 
-from .helper import PillowLeakTestCase, unittest
+from .helper import PillowLeakTestCase
 
 test_file = "Tests/images/hopper.webp"
 

Tests/threaded_save.py

@@ -1,5 +1,3 @@
-from __future__ import print_function
-
 import io
 import queue
 import sys

Tests/versions.py

@@ -1,5 +1,3 @@
-from __future__ import print_function
-
 from PIL import Image
 
 

depends/alpine_Dockerfile

@@ -1,43 +0,0 @@
-# This is a sample Dockerfile to build Pillow on Alpine Linux
-# with all/most of the dependencies working.
-#
-# Tcl/Tk isn't detecting
-# Freetype has different metrics so tests are failing.
-# sudo and bash are required for the webp build script.
-
-FROM alpine
-USER root
-
-RUN apk --no-cache add python \
-                       build-base \
-                       python-dev \
-                       py-pip \
-                       # Pillow dependencies
-                       jpeg-dev \
-                       zlib-dev \
-                       freetype-dev \
-                       lcms2-dev \
-                       openjpeg-dev \
-                       tiff-dev \
-                       tk-dev \
-                       tcl-dev
-
-# install from pip, without webp
-#RUN LIBRARY_PATH=/lib:/usr/lib /bin/sh -c "pip install Pillow"
-
-# install from git, run tests, including webp
-RUN apk --no-cache add git \
-				   	   bash \
-					   sudo
-
-RUN git clone https://github.com/python-pillow/Pillow.git /Pillow
-RUN pip install virtualenv && virtualenv /vpy && source /vpy/bin/activate && pip install nose
-
-RUN echo "#!/bin/bash" >> /test && \
-    echo "source /vpy/bin/activate && cd /Pillow " >> test && \
-	echo "pushd depends && ./install_webp.sh && ./install_imagequant.sh && popd" >> test && \
-	echo "LIBRARY_PATH=/lib:/usr/lib make install && make test" >> test
-
-RUN chmod +x /test
-
-CMD ["/test"]

depends/debian_8.2.sh

@@ -1,18 +0,0 @@
-#!/bin/sh
-
-#
-# Installs all of the dependencies for Pillow for Debian 8.2
-# for both system Pythons 2.7 and 3.4
-#
-# Also works for Raspbian Jessie
-#
-
-sudo apt-get -y install python-dev python-setuptools \
-    python3-dev python-virtualenv cmake
-sudo apt-get -y install libtiff5-dev libjpeg62-turbo-dev zlib1g-dev \
-     libfreetype6-dev liblcms2-dev libwebp-dev tcl8.6-dev tk8.6-dev \
-     python-tk python3-tk libharfbuzz-dev libfribidi-dev
-
-./install_openjpeg.sh
-./install_imagequant.sh
-./install_raqm.sh

depends/fedora_23.sh

@@ -1,18 +0,0 @@
-#!/bin/sh
-
-#
-# Installs all of the dependencies for Pillow for Fedora 23
-# for both system Pythons 2.7 and 3.4
-#
-# note that Fedora does ship packages for Pillow as python-pillow
-
-# this is a workaround for
-# "gcc: error: /usr/lib/rpm/redhat/redhat-hardened-cc1: No such file or directory"
-# errors when compiling.
-sudo dnf install redhat-rpm-config
-
-sudo dnf install python-devel python3-devel python-virtualenv make gcc
-
-sudo dnf install libtiff-devel libjpeg-devel zlib-devel freetype-devel \
-    lcms2-devel libwebp-devel openjpeg2-devel tkinter python3-tkinter \
-    tcl-devel tk-devel harfbuzz-devel fribidi-devel libraqm-devel

depends/freebsd_10.sh

@@ -1,13 +0,0 @@
-#!/bin/sh
-
-#
-# Installs all of the dependencies for Pillow for Freebsd 10.x
-# for both system Pythons 2.7 and 3.4
-#
-sudo pkg install python2 python3 py27-pip py27-virtualenv wget cmake
-
-# Openjpeg fails badly using the openjpeg package.
-# I can't find a python3.4 version of tkinter
-sudo pkg install jpeg-turbo tiff webp lcms2 freetype2 harfbuzz fribidi py27-tkinter
-
-./install_raqm_cmake.sh

depends/ubuntu_12.04.sh

@@ -1,17 +0,0 @@
-#!/bin/sh
-
-#
-# Installs all of the dependencies for Pillow for Ubuntu 12.04
-# for both system Pythons 2.7 and 3.2
-#
-
-sudo apt-get -y install python-dev python-setuptools \
-    python3-dev python-virtualenv cmake
-sudo apt-get install libtiff4-dev libjpeg8-dev zlib1g-dev \
-    libfreetype6-dev liblcms2-dev tcl8.5-dev \
-    tk8.5-dev python-tk python3-tk
-
-
-./install_openjpeg.sh
-./install_webp.sh
-./install_imagequant.sh

depends/ubuntu_14.04.sh

@@ -1,16 +0,0 @@
-#!/bin/sh
-
-#
-# Installs all of the dependencies for Pillow for Ubuntu 14.04
-# for both system Pythons 2.7 and 3.4
-#
-sudo apt-get update
-sudo apt-get -y install python-dev python-setuptools \
-    python3-dev python-virtualenv cmake
-sudo apt-get -y install libtiff5-dev libjpeg8-dev zlib1g-dev \
-    libfreetype6-dev liblcms2-dev libwebp-dev tcl8.6-dev tk8.6-dev \
-    python-tk python3-tk libharfbuzz-dev libfribidi-dev
-
-./install_openjpeg.sh
-./install_imagequant.sh
-./install_raqm.sh

docs/conf.py

@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 #
 # Pillow (PIL Fork) documentation build configuration file, created by
 # sphinx-quickstart on Sat Apr  4 07:54:11 2015.
@@ -42,9 +41,9 @@ source_suffix = ".rst"
 master_doc = "index"
 
 # General information about the project.
-project = u"Pillow (PIL Fork)"
-copyright = u"1995-2011 Fredrik Lundh, 2010-2019 Alex Clark and Contributors"
-author = u"Fredrik Lundh, Alex Clark and Contributors"
+project = "Pillow (PIL Fork)"
+copyright = "1995-2011 Fredrik Lundh, 2010-2019 Alex Clark and Contributors"
+author = "Fredrik Lundh, Alex Clark and Contributors"
 
 # The version info for the project you're documenting, acts as replacement for
 # |version| and |release|, also used in various other places throughout the
@@ -220,8 +219,8 @@ latex_documents = [
     (
         master_doc,
         "PillowPILFork.tex",
-        u"Pillow (PIL Fork) Documentation",
-        u"Alex Clark",
+        "Pillow (PIL Fork) Documentation",
+        "Alex Clark",
         "manual",
     )
 ]
@@ -252,7 +251,7 @@ latex_documents = [
 # One entry per manual page. List of tuples
 # (source start file, name, description, authors, manual section).
 man_pages = [
-    (master_doc, "pillowpilfork", u"Pillow (PIL Fork) Documentation", [author], 1)
+    (master_doc, "pillowpilfork", "Pillow (PIL Fork) Documentation", [author], 1)
 ]
 
 # If true, show URL addresses after external links.
@@ -268,7 +267,7 @@ texinfo_documents = [
     (
         master_doc,
         "PillowPILFork",
-        u"Pillow (PIL Fork) Documentation",
+        "Pillow (PIL Fork) Documentation",
         author,
         "PillowPILFork",
         "Pillow is the friendly PIL fork by Alex Clark and Contributors.",

docs/deprecations.rst

@@ -22,31 +22,6 @@ Python 2.7 reaches end-of-life on 2020-01-01.
 Pillow 7.0.0 will be released on 2020-01-01 and will drop support for Python 2.7, making
 Pillow 6.x the last series to support Python 2.
 
-PIL.*ImagePlugin.__version__ attributes
-~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-
-.. deprecated:: 6.0.0
-
-The version constants of individual plugins have been deprecated and will be removed in
-a future version. Use ``PIL.__version__`` instead.
-
-===============================  =================================  ==================================
-Deprecated                       Deprecated                         Deprecated
-===============================  =================================  ==================================
-``BmpImagePlugin.__version__``   ``Jpeg2KImagePlugin.__version__``  ``PngImagePlugin.__version__``
-``CurImagePlugin.__version__``   ``JpegImagePlugin.__version__``    ``PpmImagePlugin.__version__``
-``DcxImagePlugin.__version__``   ``McIdasImagePlugin.__version__``  ``PsdImagePlugin.__version__``
-``EpsImagePlugin.__version__``   ``MicImagePlugin.__version__``     ``SgiImagePlugin.__version__``
-``FliImagePlugin.__version__``   ``MpegImagePlugin.__version__``    ``SunImagePlugin.__version__``
-``FpxImagePlugin.__version__``   ``MpoImagePlugin.__version__``     ``TgaImagePlugin.__version__``
-``GdImageFile.__version__``      ``MspImagePlugin.__version__``     ``TiffImagePlugin.__version__``
-``GifImagePlugin.__version__``   ``PalmImagePlugin.__version__``    ``WmfImagePlugin.__version__``
-``IcoImagePlugin.__version__``   ``PcdImagePlugin.__version__``     ``XbmImagePlugin.__version__``
-``ImImagePlugin.__version__``    ``PcxImagePlugin.__version__``     ``XpmImagePlugin.__version__``
-``ImtImagePlugin.__version__``   ``PdfImagePlugin.__version__``     ``XVThumbImagePlugin.__version__``
-``IptcImagePlugin.__version__``  ``PixarImagePlugin.__version__``
-===============================  =================================  ==================================
-
 ImageCms.CmsProfile attributes
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
@@ -103,6 +78,31 @@ PILLOW_VERSION constant
 
 ``PILLOW_VERSION`` has been removed. Use ``__version__`` instead.
 
+PIL.*ImagePlugin.__version__ attributes
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+*Removed in version 7.0.0.*
+
+The version constants of individual plugins have been removed. Use ``PIL.__version__``
+instead.
+
+===============================  =================================  ==================================
+Removed                          Removed                            Removed
+===============================  =================================  ==================================
+``BmpImagePlugin.__version__``   ``Jpeg2KImagePlugin.__version__``  ``PngImagePlugin.__version__``
+``CurImagePlugin.__version__``   ``JpegImagePlugin.__version__``    ``PpmImagePlugin.__version__``
+``DcxImagePlugin.__version__``   ``McIdasImagePlugin.__version__``  ``PsdImagePlugin.__version__``
+``EpsImagePlugin.__version__``   ``MicImagePlugin.__version__``     ``SgiImagePlugin.__version__``
+``FliImagePlugin.__version__``   ``MpegImagePlugin.__version__``    ``SunImagePlugin.__version__``
+``FpxImagePlugin.__version__``   ``MpoImagePlugin.__version__``     ``TgaImagePlugin.__version__``
+``GdImageFile.__version__``      ``MspImagePlugin.__version__``     ``TiffImagePlugin.__version__``
+``GifImagePlugin.__version__``   ``PalmImagePlugin.__version__``    ``WmfImagePlugin.__version__``
+``IcoImagePlugin.__version__``   ``PcdImagePlugin.__version__``     ``XbmImagePlugin.__version__``
+``ImImagePlugin.__version__``    ``PcxImagePlugin.__version__``     ``XpmImagePlugin.__version__``
+``ImtImagePlugin.__version__``   ``PdfImagePlugin.__version__``     ``XVThumbImagePlugin.__version__``
+``IptcImagePlugin.__version__``  ``PixarImagePlugin.__version__``
+===============================  =================================  ==================================
+
 PyQt4 and PySide
 ~~~~~~~~~~~~~~~~
 

docs/example/DdsImagePlugin.py

@@ -212,10 +212,10 @@ class DdsImageFile(ImageFile.ImageFile):
     def _open(self):
         magic, header_size = struct.unpack("<II", self.fp.read(8))
         if header_size != 124:
-            raise IOError("Unsupported header size %r" % (header_size))
+            raise OSError("Unsupported header size %r" % (header_size))
         header_bytes = self.fp.read(header_size - 4)
         if len(header_bytes) != 120:
-            raise IOError("Incomplete header: %s bytes" % len(header_bytes))
+            raise OSError("Incomplete header: %s bytes" % len(header_bytes))
         header = BytesIO(header_bytes)
 
         flags, height, width = struct.unpack("<3I", header.read(12))
@@ -250,7 +250,7 @@ class DXT1Decoder(ImageFile.PyDecoder):
         try:
             self.set_as_raw(_dxt1(self.fd, self.state.xsize, self.state.ysize))
         except struct.error:
-            raise IOError("Truncated DDS file")
+            raise OSError("Truncated DDS file")
         return 0, 0
 
 
@@ -261,7 +261,7 @@ class DXT5Decoder(ImageFile.PyDecoder):
         try:
             self.set_as_raw(_dxt5(self.fd, self.state.xsize, self.state.ysize))
         except struct.error:
-            raise IOError("Truncated DDS file")
+            raise OSError("Truncated DDS file")
         return 0, 0
 
 

docs/handbook/tutorial.rst

@@ -18,7 +18,6 @@ in the :py:mod:`~PIL.Image` module::
 If successful, this function returns an :py:class:`~PIL.Image.Image` object.
 You can now use instance attributes to examine the file contents::
 
-    >>> from __future__ import print_function
     >>> print(im.format, im.size, im.mode)
     PPM (512, 512) RGB
 
@@ -67,7 +66,6 @@ Convert files to JPEG
 
 ::
 
-    from __future__ import print_function
     import os, sys
     from PIL import Image
 
@@ -89,7 +87,6 @@ Create JPEG thumbnails
 
 ::
 
-    from __future__ import print_function
     import os, sys
     from PIL import Image
 
@@ -120,7 +117,6 @@ Identify Image Files
 
 ::
 
-    from __future__ import print_function
     import sys
     from PIL import Image
 

docs/installation.rst

@@ -125,10 +125,9 @@ External Libraries
 
 .. note::
 
-   There are scripts to install the dependencies for some operating
-   systems included in the ``depends`` directory. Also see the
-   Dockerfiles in our `docker images repo
-   <https://github.com/python-pillow/docker-images>`_.
+   There are Dockerfiles in our `Docker images repo
+   <https://github.com/python-pillow/docker-images>`_ to install the
+   dependencies for some operating systems.
 
 Many of Pillow's features require external libraries:
 

docs/releasenotes/7.0.0.rst

@@ -9,6 +9,29 @@ PILLOW_VERSION constant
 
 ``PILLOW_VERSION`` has been removed. Use ``__version__`` instead.
 
+PIL.*ImagePlugin.__version__ attributes
+^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+The version constants of individual plugins have been removed. Use ``PIL.__version__``
+instead.
+
+===============================  =================================  ==================================
+Removed                          Removed                            Removed
+===============================  =================================  ==================================
+``BmpImagePlugin.__version__``   ``Jpeg2KImagePlugin.__version__``  ``PngImagePlugin.__version__``
+``CurImagePlugin.__version__``   ``JpegImagePlugin.__version__``    ``PpmImagePlugin.__version__``
+``DcxImagePlugin.__version__``   ``McIdasImagePlugin.__version__``  ``PsdImagePlugin.__version__``
+``EpsImagePlugin.__version__``   ``MicImagePlugin.__version__``     ``SgiImagePlugin.__version__``
+``FliImagePlugin.__version__``   ``MpegImagePlugin.__version__``    ``SunImagePlugin.__version__``
+``FpxImagePlugin.__version__``   ``MpoImagePlugin.__version__``     ``TgaImagePlugin.__version__``
+``GdImageFile.__version__``      ``MspImagePlugin.__version__``     ``TiffImagePlugin.__version__``
+``GifImagePlugin.__version__``   ``PalmImagePlugin.__version__``    ``WmfImagePlugin.__version__``
+``IcoImagePlugin.__version__``   ``PcdImagePlugin.__version__``     ``XbmImagePlugin.__version__``
+``ImImagePlugin.__version__``    ``PcxImagePlugin.__version__``     ``XpmImagePlugin.__version__``
+``ImtImagePlugin.__version__``   ``PdfImagePlugin.__version__``     ``XVThumbImagePlugin.__version__``
+``IptcImagePlugin.__version__``  ``PixarImagePlugin.__version__``
+===============================  =================================  ==================================
+
 PyQt4 and PySide
 ^^^^^^^^^^^^^^^^
 
@@ -40,11 +63,11 @@ TODO
 API Additions
 =============
 
-TODO
-^^^^
-
-TODO
+Custom unidentified image error
+^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
+Pillow will now throw a custom ``UnidentifiedImageError`` when an image cannot be
+identified. For backwards compatibility, this will inherit from ``IOError``.
 
 Other Changes
 =============

mp_compile.py

@@ -1,93 +0,0 @@
-# A monkey patch of the base distutils.ccompiler to use parallel builds
-# Tested on 2.7, looks to be identical to 3.3.
-# Only applied on Python 2.7 because otherwise, it conflicts with Python's
-# own newly-added support for parallel builds.
-
-from __future__ import print_function
-
-import os
-import sys
-from distutils.ccompiler import CCompiler
-from multiprocessing import Pool, cpu_count
-
-try:
-    MAX_PROCS = int(os.environ.get("MAX_CONCURRENCY", min(4, cpu_count())))
-except NotImplementedError:
-    MAX_PROCS = None
-
-
-# hideous monkeypatching.  but. but. but.
-def _mp_compile_one(tp):
-    (self, obj, build, cc_args, extra_postargs, pp_opts) = tp
-    try:
-        src, ext = build[obj]
-    except KeyError:
-        return
-    self._compile(obj, src, ext, cc_args, extra_postargs, pp_opts)
-    return
-
-
-def _mp_compile(
-    self,
-    sources,
-    output_dir=None,
-    macros=None,
-    include_dirs=None,
-    debug=0,
-    extra_preargs=None,
-    extra_postargs=None,
-    depends=None,
-):
-    """Compile one or more source files.
-
-    see distutils.ccompiler.CCompiler.compile for comments.
-    """
-    # A concrete compiler class can either override this method
-    # entirely or implement _compile().
-
-    macros, objects, extra_postargs, pp_opts, build = self._setup_compile(
-        output_dir, macros, include_dirs, sources, depends, extra_postargs
-    )
-    cc_args = self._get_cc_args(pp_opts, debug, extra_preargs)
-
-    pool = Pool(MAX_PROCS)
-    try:
-        print("Building using %d processes" % pool._processes)
-    except Exception:
-        pass
-    arr = [(self, obj, build, cc_args, extra_postargs, pp_opts) for obj in objects]
-    pool.map_async(_mp_compile_one, arr)
-    pool.close()
-    pool.join()
-    # Return *all* object filenames, not just the ones we just built.
-    return objects
-
-
-def install():
-
-    fl_win = sys.platform.startswith("win")
-    fl_cygwin = sys.platform.startswith("cygwin")
-
-    if fl_win or fl_cygwin:
-        # Windows barfs on multiprocessing installs
-        print("Single threaded build for Windows")
-        return
-
-    if MAX_PROCS != 1:
-        # explicitly don't enable if environment says 1 processor
-        try:
-            # bug, only enable if we can make a Pool. see issue #790 and
-            # https://stackoverflow.com/questions/6033599/oserror-38-errno-38-with-multiprocessing
-            Pool(2)
-            CCompiler.compile = _mp_compile
-        except Exception as msg:
-            print("Exception installing mp_compile, proceeding without: %s" % msg)
-    else:
-        print(
-            "Single threaded build, not installing mp_compile: %s processes" % MAX_PROCS
-        )
-
-
-# We monkeypatch Python 2.7
-if sys.version_info.major < 3:
-    install()

selftest.py

@@ -1,6 +1,5 @@
 #!/usr/bin/env python
 # minimal sanity check
-from __future__ import print_function
 
 import sys
 

setup.py

@@ -7,7 +7,6 @@
 # Final rating: 10/10
 # Your cheese is so fresh most people think it's a cream: Mascarpone
 # ------------------------------
-from __future__ import print_function
 
 import os
 import re
@@ -20,10 +19,6 @@ from distutils.command.build_ext import build_ext
 
 from setuptools import Extension, setup
 
-# monkey patch import hook. Even though flake8 says it's not used, it is.
-# comment this out to disable multi threaded builds.
-import mp_compile
-
 
 def get_version():
     version_file = "src/PIL/_version.py"
@@ -189,10 +184,10 @@ def _find_library_dirs_ldconfig():
         expr = r".* => (.*)"
         env = {}
 
-    null = open(os.devnull, "wb")
     try:
-        with null:
-            p = subprocess.Popen(args, stderr=null, stdout=subprocess.PIPE, env=env)
+        p = subprocess.Popen(
+            args, stderr=subprocess.DEVNULL, stdout=subprocess.PIPE, env=env
+        )
     except OSError:  # E.g. command not found
         return []
     [data, _] = p.communicate()
@@ -305,8 +300,7 @@ class pil_build_ext(build_ext):
             return getattr(self, feat) is None
 
         def __iter__(self):
-            for x in self.features:
-                yield x
+            yield from self.features
 
     feature = feature()
 
@@ -334,12 +328,15 @@ class pil_build_ext(build_ext):
         if self.debug:
             global DEBUG
             DEBUG = True
-        if sys.version_info.major >= 3 and not self.parallel:
-            # For Python 2.7, we monkeypatch distutils to have parallel
-            # builds. If --parallel (or -j) wasn't specified, we want to
-            # reproduce the same behavior as before, that is, auto-detect the
-            # number of jobs.
-            self.parallel = mp_compile.MAX_PROCS
+        if not self.parallel:
+            # If --parallel (or -j) wasn't specified, we want to reproduce the same
+            # behavior as before, that is, auto-detect the number of jobs.
+            try:
+                self.parallel = int(
+                    os.environ.get("MAX_CONCURRENCY", min(4, os.cpu_count()))
+                )
+            except TypeError:
+                self.parallel = None
         for x in self.feature:
             if getattr(self, "disable_%s" % x):
                 setattr(self.feature, x, False)
@@ -347,7 +344,7 @@ class pil_build_ext(build_ext):
                 _dbg("Disabling %s", x)
                 if getattr(self, "enable_%s" % x):
                     raise ValueError(
-                        "Conflicting options: --enable-%s and --disable-%s" % (x, x)
+                        "Conflicting options: --enable-{} and --disable-{}".format(x, x)
                     )
             if getattr(self, "enable_%s" % x):
                 _dbg("Requiring %s", x)
@@ -719,7 +716,7 @@ class pil_build_ext(build_ext):
             defs.append(("HAVE_LIBTIFF", None))
         if sys.platform == "win32":
             libs.extend(["kernel32", "user32", "gdi32"])
-        if struct.unpack("h", "\0\1".encode("ascii"))[0] == 1:
+        if struct.unpack("h", b"\0\1")[0] == 1:
             defs.append(("WORDS_BIGENDIAN", None))
 
         if sys.platform == "win32" and not (PLATFORM_PYPY or PLATFORM_MINGW):
@@ -800,7 +797,7 @@ class pil_build_ext(build_ext):
         print("-" * 68)
         print("version      Pillow %s" % PILLOW_VERSION)
         v = sys.version.split("[")
-        print("platform     %s %s" % (sys.platform, v[0].strip()))
+        print("platform     {} {}".format(sys.platform, v[0].strip()))
         for v in v[1:]:
             print("             [%s" % v.strip())
         print("-" * 68)
@@ -823,7 +820,7 @@ class pil_build_ext(build_ext):
                 version = ""
                 if len(option) >= 3 and option[2]:
                     version = " (%s)" % option[2]
-                print("--- %s support available%s" % (option[1], version))
+                print("--- {} support available{}".format(option[1], version))
             else:
                 print("*** %s support not available" % option[1])
                 all = 0
@@ -868,13 +865,12 @@ try:
         classifiers=[
             "Development Status :: 6 - Mature",
             "License :: OSI Approved :: Historical Permission Notice and Disclaimer (HPND)",  # noqa: E501
-            "Programming Language :: Python :: 2",
-            "Programming Language :: Python :: 2.7",
             "Programming Language :: Python :: 3",
             "Programming Language :: Python :: 3.5",
             "Programming Language :: Python :: 3.6",
             "Programming Language :: Python :: 3.7",
             "Programming Language :: Python :: 3.8",
+            "Programming Language :: Python :: 3 :: Only",
             "Programming Language :: Python :: Implementation :: CPython",
             "Programming Language :: Python :: Implementation :: PyPy",
             "Topic :: Multimedia :: Graphics",
@@ -883,7 +879,7 @@ try:
             "Topic :: Multimedia :: Graphics :: Graphics Conversion",
             "Topic :: Multimedia :: Graphics :: Viewers",
         ],
-        python_requires=">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*",
+        python_requires=">=3.5",
         cmdclass={"build_ext": pil_build_ext},
         ext_modules=[Extension("PIL._imaging", ["_imaging.c"])],
         include_package_data=True,