Add Python 3.14 beta wheels (#9012)

.github/workflows/wheels.yml

@@ -110,7 +110,6 @@ 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
@@ -188,7 +187,6 @@ 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

docs/installation/platform-support.rst

@@ -40,12 +40,12 @@ These platforms are built and tested for every change.
 | macOS 13 Ventura                 | 3.9                        | x86-64              |
 +----------------------------------+----------------------------+---------------------+
 | macOS 14 Sonoma                  | 3.10, 3.11, 3.12, 3.13,    | arm64               |
-|                                  | PyPy3                      |                     |
+|                                  | 3.14, PyPy3                |                     |
 +----------------------------------+----------------------------+---------------------+
 | Ubuntu Linux 22.04 LTS (Jammy)   | 3.10                       | x86-64              |
 +----------------------------------+----------------------------+---------------------+
 | Ubuntu Linux 24.04 LTS (Noble)   | 3.9, 3.10, 3.11,           | x86-64              |
-|                                  | 3.12, 3.13, PyPy3          |                     |
+|                                  | 3.12, 3.13, 3.14, PyPy3    |                     |
 |                                  +----------------------------+---------------------+
 |                                  | 3.12                       | arm64v8, ppc64le,   |
 |                                  |                            | s390x               |
@@ -53,7 +53,7 @@ These platforms are built and tested for every change.
 | Windows Server 2022              | 3.9                        | x86                 |
 |                                  +----------------------------+---------------------+
 |                                  | 3.10, 3.11, 3.12, 3.13,    | x86-64              |
-|                                  | PyPy3                      |                     |
+|                                  | 3.14, PyPy3                |                     |
 |                                  +----------------------------+---------------------+
 |                                  | 3.12 (MinGW)               | x86-64              |
 |                                  +----------------------------+---------------------+

docs/releasenotes/11.3.0.rst

@@ -0,0 +1,56 @@
+11.3.0
+------
+
+Security
+========
+
+TODO
+^^^^
+
+TODO
+
+:cve:`YYYY-XXXXX`: TODO
+^^^^^^^^^^^^^^^^^^^^^^^
+
+TODO
+
+Backwards incompatible changes
+==============================
+
+TODO
+^^^^
+
+Deprecations
+============
+
+TODO
+^^^^
+
+TODO
+
+API changes
+===========
+
+TODO
+^^^^
+
+TODO
+
+API additions
+=============
+
+TODO
+^^^^
+
+TODO
+
+Other changes
+=============
+
+Python 3.14 beta
+^^^^^^^^^^^^^^^^
+
+To help other projects prepare for Python 3.14, wheels are now built for the
+3.14 beta as a preview. This is not official support for Python 3.14, but rather
+an opportunity for you to test how Pillow works with the beta and report any
+problems.

docs/releasenotes/index.rst

@@ -14,6 +14,7 @@ expected to be backported to earlier versions.
 .. toctree::
   :maxdepth: 2
 
+  11.3.0
   11.2.1
   11.1.0
   11.0.0

tox.ini

@@ -3,7 +3,7 @@ requires =
     tox>=4.2
 env_list =
     lint
-    py{py3, 313, 312, 311, 310, 39}
+    py{py3, 314, 313, 312, 311, 310, 39}
 
 [testenv]
 deps =