Merge branch 'main' into winbuild-update

.appveyor.yml

@@ -25,8 +25,8 @@ install:
 - mv c:\pillow-depends-main c:\pillow-depends
 - xcopy /S /Y c:\pillow-depends\test_images\* c:\pillow\tests\images
 - 7z x ..\pillow-depends\nasm-2.15.05-win64.zip -oc:\
-- ..\pillow-depends\gs9561w32.exe /S
-- path c:\nasm-2.15.05;C:\Program Files (x86)\gs\gs9.56.1\bin;%PATH%
+- ..\pillow-depends\gs1000w32.exe /S
+- path c:\nasm-2.15.05;C:\Program Files (x86)\gs\gs10.0.0\bin;%PATH%
 - cd c:\pillow\winbuild\
 - ps: |
         c:\python37\python.exe c:\pillow\winbuild\build_prepare.py -v --depends=C:\pillow-depends\

.github/workflows/cifuzz.yml

@@ -14,6 +14,10 @@ on:
 permissions:
   contents: read
 
+concurrency: 
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   Fuzzing:
     runs-on: ubuntu-latest

.github/workflows/lint.yml

@@ -5,6 +5,10 @@ on: [push, pull_request, workflow_dispatch]
 permissions:
   contents: read
 
+concurrency: 
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   build:
 
@@ -16,15 +20,15 @@ jobs:
     - uses: actions/checkout@v3
 
     - name: pre-commit cache
-      uses: actions/cache@v2
+      uses: actions/cache@v3
       with:
         path: ~/.cache/pre-commit
         key: lint-pre-commit-${{ hashFiles('**/.pre-commit-config.yaml') }}
         restore-keys: |
           lint-pre-commit-
 
     - name: Set up Python
-      uses: actions/setup-python@v3
+      uses: actions/setup-python@v4
       with:
         python-version: "3.10"
         cache: pip

.github/workflows/release-drafter.yml

@@ -10,6 +10,10 @@ on:
 permissions:
   contents: read
 
+concurrency: 
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   update_release_draft:
     permissions:

.github/workflows/stale.yml

@@ -8,6 +8,10 @@ on:
 permissions:
   issues: write
 
+concurrency: 
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   stale:
     if: github.repository_owner == 'python-pillow'
@@ -16,7 +20,7 @@ jobs:
 
     steps:
     - name: "Check issues"
-      uses: actions/stale@v5
+      uses: actions/stale@v6
       with:
         repo-token: ${{ secrets.GITHUB_TOKEN }}
         only-labels: "Awaiting OP Action"

.github/workflows/test-cygwin.yml

@@ -5,6 +5,10 @@ on: [push, pull_request, workflow_dispatch]
 permissions:
   contents: read
 
+concurrency: 
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   build:
     runs-on: windows-latest
@@ -44,7 +48,7 @@ jobs:
             qt5-devel-tools subversion xorg-server-extra zlib-devel
 
       - name: Add Lapack to PATH
-        uses: egor-tensin/cleanup-path@v1
+        uses: egor-tensin/cleanup-path@v2
         with:
           dirs: 'C:\cygwin\bin;C:\cygwin\lib\lapack'
 

.github/workflows/test-docker.yml

@@ -5,6 +5,10 @@ on: [push, pull_request, workflow_dispatch]
 permissions:
   contents: read
 
+concurrency: 
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   build:
 
@@ -79,7 +83,7 @@ jobs:
         MATRIX_DOCKER: ${{ matrix.docker }}
 
     - name: Upload coverage
-      uses: codecov/codecov-action@v1
+      uses: codecov/codecov-action@v3
       with:
         flags: GHA_Docker
         name: ${{ matrix.docker }}

.github/workflows/test-mingw.yml

@@ -5,6 +5,10 @@ on: [push, pull_request, workflow_dispatch]
 permissions:
   contents: read
 
+concurrency: 
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   build:
     runs-on: windows-latest
@@ -73,11 +77,11 @@ jobs:
           python3 -m pytest -vx --cov PIL --cov Tests --cov-report term --cov-report xml Tests
 
       - name: Upload coverage
-        run: |
-          python3 -m pip install codecov
-          bash <(curl -s https://codecov.io/bash) -F GHA_Windows
-        env:
-          CODECOV_NAME: ${{ matrix.name }}
+        uses: codecov/codecov-action@v3
+        with:
+          file: ./coverage.xml
+          flags: GHA_Windows
+          name: ${{ matrix.name }}
 
   success:
     permissions:

.github/workflows/test-valgrind.yml

@@ -16,6 +16,10 @@ on:
 permissions:
   contents: read
 
+concurrency: 
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   build:
 

.github/workflows/test-windows.yml

@@ -5,6 +5,10 @@ on: [push, pull_request, workflow_dispatch]
 permissions:
   contents: read
 
+concurrency: 
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   build:
     runs-on: windows-latest
@@ -36,7 +40,7 @@ jobs:
 
     # sets env: pythonLocation
     - name: Set up Python
-      uses: actions/setup-python@v3
+      uses: actions/setup-python@v4
       with:
         python-version: ${{ matrix.python-version }}
         architecture: ${{ matrix.architecture }}
@@ -55,8 +59,8 @@ jobs:
         7z x winbuild\depends\nasm-2.15.05-win64.zip "-o$env:RUNNER_WORKSPACE\"
         echo "$env:RUNNER_WORKSPACE\nasm-2.15.05" >> $env:GITHUB_PATH
 
-        winbuild\depends\gs9561w32.exe /S
-        echo "C:\Program Files (x86)\gs\gs9.56.1\bin" >> $env:GITHUB_PATH
+        winbuild\depends\gs1000w32.exe /S
+        echo "C:\Program Files (x86)\gs\gs10.0.0\bin" >> $env:GITHUB_PATH
 
         xcopy /S /Y winbuild\depends\test_images\* Tests\images\
 
@@ -66,7 +70,7 @@ jobs:
 
     - name: Cache build
       id: build-cache
-      uses: actions/cache@v2
+      uses: actions/cache@v3
       with:
         path: winbuild\build
         key:
@@ -180,7 +184,7 @@ jobs:
       shell: pwsh
 
     - name: Upload coverage
-      uses: codecov/codecov-action@v1
+      uses: codecov/codecov-action@v3
       with:
         file: ./coverage.xml
         flags: GHA_Windows

.github/workflows/test.yml

@@ -5,6 +5,10 @@ on: [push, pull_request, workflow_dispatch]
 permissions:
   contents: read
 
+concurrency: 
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   build:
 
@@ -30,11 +34,6 @@ jobs:
           REVERSE: "--reverse"
         - python-version: "3.8"
           PYTHONOPTIMIZE: 2
-        # Include new variables for Codecov
-        - os: ubuntu-latest
-          codecov-flag: GHA_Ubuntu
-        - os: macos-latest
-          codecov-flag: GHA_macOS
 
     runs-on: ${{ matrix.os }}
     name: ${{ matrix.os }} Python ${{ matrix.python-version }}
@@ -43,7 +42,7 @@ jobs:
     - uses: actions/checkout@v3
 
     - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v3
+      uses: actions/setup-python@v4
       with:
         python-version: ${{ matrix.python-version }}
         cache: pip
@@ -99,17 +98,18 @@ jobs:
     - name: Docs
       if: startsWith(matrix.os, 'ubuntu') && matrix.python-version == 3.10
       run: |
-        python3 -m pip install furo sphinx-copybutton sphinx-issues sphinx-removed-in sphinxext-opengraph
         make doccheck
 
     - name: After success
       run: |
         .ci/after_success.sh
 
     - name: Upload coverage
-      run: bash <(curl -s https://codecov.io/bash) -F ${{ matrix.codecov-flag }}
-      env:
-        CODECOV_NAME: ${{ matrix.os }} Python ${{ matrix.python-version }}
+      uses: codecov/codecov-action@v3
+      with:
+        file: ./coverage.xml
+        flags: ${{ matrix.os == 'macos-latest' && 'GHA_macOS' || 'GHA_Ubuntu' }}
+        name: ${{ matrix.os }} Python ${{ matrix.python-version }}
 
   success:
     permissions:

.github/workflows/tidelift.yml

@@ -1,4 +1,5 @@
 name: Tidelift Align
+
 on:
   schedule:
     - cron: "30 2 * * *"  # daily at 02:30 UTC
@@ -15,6 +16,10 @@ on:
 permissions:
   contents: read
 
+concurrency: 
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   build:
     if: github.repository_owner == 'python-pillow'

CHANGES.rst

@@ -5,6 +5,36 @@ Changelog (Pillow)
 9.3.0 (unreleased)
 ------------------
 
+- Added DDS BC6 reading #6449
+  [ShadelessFox, REDxEYE, radarhere]
+
+- Added support for opening WhiteIsZero 16-bit integer TIFF images #6642
+  [JayWiz, radarhere]
+
+- Raise an error when allocating translucent color to RGB palette #6654
+  [jsbueno, radarhere]
+
+- Added reading of TIFF child images #6569
+  [radarhere]
+
+- Improved ImageOps palette handling #6596
+  [PososikTeam, radarhere]
+
+- Defer parsing of palette into colors #6567
+  [radarhere]
+
+- Apply transparency to P images in ImageTk.PhotoImage #6559
+  [radarhere]
+
+- Use rounding in ImageOps contain() and pad() #6522
+  [bibinhashley, radarhere]
+
+- Fixed GIF remapping to palette with duplicate entries #6548
+  [radarhere]
+
+- Allow remap_palette() to return an image with less than 256 palette entries #6543
+  [radarhere]
+
 - Corrected BMP and TGA palette size when saving #6500
   [radarhere]
 

Makefile

@@ -17,11 +17,12 @@ coverage:
 
 .PHONY: doc
 doc:
+	python3 -c "import PIL" > /dev/null 2>&1 || python3 -m pip install .
 	$(MAKE) -C docs html
 
 .PHONY: doccheck
 doccheck:
-	$(MAKE) -C docs html
+	$(MAKE) doc
 # Don't make our tests rely on the links in the docs being up every single build.
 # We don't control them.  But do check, and update them to the target of their redirects.
 	$(MAKE) -C docs linkcheck || true

Tests/test_000_sanity.py

@@ -1,19 +1,18 @@
-import PIL
-import PIL.Image
+from PIL import Image
 
 
 def test_sanity():
     # Make sure we have the binary extension
-    PIL.Image.core.new("L", (100, 100))
+    Image.core.new("L", (100, 100))
 
     # Create an image and do stuff with it.
-    im = PIL.Image.new("1", (100, 100))
+    im = Image.new("1", (100, 100))
     assert (im.mode, im.size) == ("1", (100, 100))
     assert len(im.tobytes()) == 1300
 
     # Create images in all remaining major modes.
-    PIL.Image.new("L", (100, 100))
-    PIL.Image.new("P", (100, 100))
-    PIL.Image.new("RGB", (100, 100))
-    PIL.Image.new("I", (100, 100))
-    PIL.Image.new("F", (100, 100))
+    Image.new("L", (100, 100))
+    Image.new("P", (100, 100))
+    Image.new("RGB", (100, 100))
+    Image.new("I", (100, 100))
+    Image.new("F", (100, 100))

Tests/test_features.py

@@ -70,14 +70,14 @@ def test_libimagequant_version():
     assert re.search(r"\d+\.\d+\.\d+$", features.version("libimagequant"))
 
 
-def test_check_modules():
-    for feature in features.modules:
-        assert features.check_module(feature) in [True, False]
+@pytest.mark.parametrize("feature", features.modules)
+def test_check_modules(feature):
+    assert features.check_module(feature) in [True, False]
 
 
-def test_check_codecs():
-    for feature in features.codecs:
-        assert features.check_codec(feature) in [True, False]
+@pytest.mark.parametrize("feature", features.codecs)
+def test_check_codecs(feature):
+    assert features.check_codec(feature) in [True, False]
 
 
 def test_check_warns_on_nonexistent():