Merge branch 'main' into type_hint

.github/workflows/wheels-test.sh

@@ -12,7 +12,7 @@ elif [ "${AUDITWHEEL_POLICY::9}" == "musllinux" ]; then
 else
     yum install -y fribidi
 fi
-if [ "${AUDITWHEEL_POLICY::9}" != "musllinux" ]; then
+if [ "${AUDITWHEEL_POLICY::9}" != "musllinux" ] && !([[ "$OSTYPE" == "darwin"* ]] && [[ $(python3 --version) == *"3.13."* ]]); then
     python3 -m pip install numpy
 fi
 

.github/workflows/wheels.yml

@@ -46,6 +46,7 @@ jobs:
           - cp310
           - cp311
           - cp312
+          - cp313
         spec:
           - manylinux2014
           - manylinux_2_28
@@ -80,6 +81,7 @@ jobs:
           CIBW_ARCHS: "aarch64"
           # Likewise, select only one Python version per job to speed this up.
           CIBW_BUILD: "${{ matrix.python-version }}-${{ matrix.spec == 'musllinux' && 'musllinux' || 'manylinux' }}*"
+          CIBW_PRERELEASE_PYTHONS: True
           # Extra options for manylinux.
           CIBW_MANYLINUX_AARCH64_IMAGE: ${{ matrix.spec }}
           CIBW_MANYLINUX_PYPY_AARCH64_IMAGE: ${{ matrix.spec }}
@@ -133,6 +135,7 @@ jobs:
           CIBW_BUILD: ${{ matrix.build }}
           CIBW_MANYLINUX_PYPY_X86_64_IMAGE: ${{ matrix.manylinux }}
           CIBW_MANYLINUX_X86_64_IMAGE: ${{ matrix.manylinux }}
+          CIBW_PRERELEASE_PYTHONS: True
           CIBW_SKIP: pp38-*
           CIBW_TEST_SKIP: cp38-macosx_arm64
           MACOSX_DEPLOYMENT_TARGET: ${{ matrix.macosx_deployment_target }}
@@ -204,6 +207,7 @@ jobs:
           CIBW_ARCHS: ${{ matrix.cibw_arch }}
           CIBW_BEFORE_ALL: "{package}\\winbuild\\build\\build_dep_all.cmd"
           CIBW_CACHE_PATH: "C:\\cibw"
+          CIBW_PRERELEASE_PYTHONS: True
           CIBW_SKIP: pp38-*
           CIBW_TEST_SKIP: "*-win_arm64"
           CIBW_TEST_COMMAND: 'docker run --rm

CHANGES.rst

@@ -5,6 +5,15 @@ Changelog (Pillow)
 10.4.0 (unreleased)
 -------------------
 
+- Added ImageDraw circle() #8085
+  [void4, hugovk, radarhere]
+
+- Add mypy target to Makefile #8077
+  [Yay295]
+
+- Added more modes to Image.MODES #7984
+  [radarhere]
+
 - Deprecate BGR;15, BGR;16 and BGR;24 modes #7978
   [radarhere, hugovk]
 

Makefile

@@ -118,3 +118,8 @@ lint-fix:
 	python3 -m black .
 	python3 -c "import ruff" > /dev/null 2>&1 || python3 -m pip install ruff
 	python3 -m ruff --fix .
+
+.PHONY: mypy
+mypy:
+	python3 -c "import tox" > /dev/null 2>&1 || python3 -m pip install tox
+	python3 -m tox -e mypy

Tests/helper.py

@@ -174,12 +174,13 @@ def skip_unless_feature(feature: str) -> pytest.MarkDecorator:
 def skip_unless_feature_version(
     feature: str, required: str, reason: str | None = None
 ) -> pytest.MarkDecorator:
-    if not features.check(feature):
+    version = features.version(feature)
+    if version is None:
         return pytest.mark.skip(f"{feature} not available")
     if reason is None:
         reason = f"{feature} is older than {required}"
     version_required = parse_version(required)
-    version_available = parse_version(features.version(feature))
+    version_available = parse_version(version)
     return pytest.mark.skipif(version_available < version_required, reason=reason)
 
 
@@ -189,12 +190,13 @@ def mark_if_feature_version(
     version_blacklist: str,
     reason: str | None = None,
 ) -> pytest.MarkDecorator:
-    if not features.check(feature):
+    version = features.version(feature)
+    if version is None:
         return pytest.mark.pil_noop_mark()
     if reason is None:
         reason = f"{feature} is {version_blacklist}"
     version_required = parse_version(version_blacklist)
-    version_available = parse_version(features.version(feature))
+    version_available = parse_version(version)
     if (
         version_available.major == version_required.major
         and version_available.minor == version_required.minor
@@ -220,16 +222,11 @@ class PillowLeakTestCase:
         from resource import RUSAGE_SELF, getrusage
 
         mem = getrusage(RUSAGE_SELF).ru_maxrss
-        if sys.platform == "darwin":
+        # man 2 getrusage:
-            # man 2 getrusage:
+        #     ru_maxrss
-            #     ru_maxrss
+        # This is the maximum resident set size utilized
-            # This is the maximum resident set size utilized (in bytes).
+        # in bytes on macOS, in kilobytes on Linux
-            return mem / 1024  # Kb
+        return mem / 1024 if sys.platform == "darwin" else mem
-        # linux
-        # man 2 getrusage
-        #        ru_maxrss (since Linux 2.6.32)
-        #  This is the maximum resident set size used (in kilobytes).
-        return mem  # Kb
 
     def _test_leak(self, core: Callable[[], None]) -> None:
         start_mem = self._get_mem_usage()

Tests/oss-fuzz/test_fuzzers.py

@@ -12,8 +12,9 @@ from Tests.helper import skip_unless_feature
 
 if sys.platform.startswith("win32"):
     pytest.skip("Fuzzer is linux only", allow_module_level=True)
-if features.check("libjpeg_turbo"):
+libjpeg_turbo_version = features.version("libjpeg_turbo")
-    version = packaging.version.parse(features.version("libjpeg_turbo"))
+if libjpeg_turbo_version is not None:
+    version = packaging.version.parse(libjpeg_turbo_version)
     if version.major == 2 and version.minor == 0:
         pytestmark = pytest.mark.valgrind_known_error(
             reason="Known failing with libjpeg_turbo 2.0"

Tests/test_features.py

@@ -30,7 +30,7 @@ def test_version() -> None:
     # Check the correctness of the convenience function
     # and the format of version numbers
 
-    def test(name: str, function: Callable[[str], bool]) -> None:
+    def test(name: str, function: Callable[[str], str | None]) -> None:
         version = features.version(name)
         if not features.check(name):
             assert version is None
@@ -67,12 +67,16 @@ def test_webp_anim() -> None:
 
 @skip_unless_feature("libjpeg_turbo")
 def test_libjpeg_turbo_version() -> None:
-    assert re.search(r"\d+\.\d+\.\d+$", features.version("libjpeg_turbo"))
+    version = features.version("libjpeg_turbo")
+    assert version is not None
+    assert re.search(r"\d+\.\d+\.\d+$", version)
 
 
 @skip_unless_feature("libimagequant")
 def test_libimagequant_version() -> None:
-    assert re.search(r"\d+\.\d+\.\d+$", features.version("libimagequant"))
+    version = features.version("libimagequant")
+    assert version is not None
+    assert re.search(r"\d+\.\d+\.\d+$", version)
 
 
 @pytest.mark.parametrize("feature", features.modules)

Tests/test_file_gif.py

@@ -1252,10 +1252,11 @@ def test_palette_save_L(tmp_path: Path) -> None:
 
     im = hopper("P")
     im_l = Image.frombytes("L", im.size, im.tobytes())
-    palette = bytes(im.getpalette())
+    palette = im.getpalette()
+    assert palette is not None
 
     out = str(tmp_path / "temp.gif")
-    im_l.save(out, palette=palette)
+    im_l.save(out, palette=bytes(palette))
 
     with Image.open(out) as reloaded:
         assert_image_equal(reloaded.convert("RGB"), im.convert("RGB"))

Tests/test_file_jpeg.py

@@ -70,7 +70,9 @@ class TestFileJpeg:
 
     def test_sanity(self) -> None:
         # internal version number
-        assert re.search(r"\d+\.\d+$", features.version_codec("jpg"))
+        version = features.version_codec("jpg")
+        assert version is not None
+        assert re.search(r"\d+\.\d+$", version)
 
         with Image.open(TEST_FILE) as im:
             im.load()
@@ -152,7 +154,7 @@ class TestFileJpeg:
             assert k > 0.9
 
     def test_rgb(self) -> None:
-        def getchannels(im: Image.Image) -> tuple[int, int, int]:
+        def getchannels(im: JpegImagePlugin.JpegImageFile) -> tuple[int, int, int]:
             return tuple(v[0] for v in im.layer)
 
         im = hopper()
@@ -441,7 +443,7 @@ class TestFileJpeg:
         assert_image(im1, im2.mode, im2.size)
 
     def test_subsampling(self) -> None:
-        def getsampling(im: Image.Image):
+        def getsampling(im: JpegImagePlugin.JpegImageFile):
             layer = im.layer
             return layer[0][1:3] + layer[1][1:3] + layer[2][1:3]
 

Tests/test_file_jpeg2k.py

@@ -48,7 +48,9 @@ def roundtrip(im: Image.Image, **options: Any) -> Image.Image:
 
 def test_sanity() -> None:
     # Internal version number
-    assert re.search(r"\d+\.\d+\.\d+$", features.version_codec("jpg_2000"))
+    version = features.version_codec("jpg_2000")
+    assert version is not None
+    assert re.search(r"\d+\.\d+\.\d+$", version)
 
     with Image.open("Tests/images/test-card-lossless.jp2") as im:
         px = im.load()

Tests/test_file_libtiff.py

@@ -52,7 +52,9 @@ class LibTiffTestCase:
 
 class TestFileLibTiff(LibTiffTestCase):
     def test_version(self) -> None:
-        assert re.search(r"\d+\.\d+\.\d+$", features.version_codec("libtiff"))
+        version = features.version_codec("libtiff")
+        assert version is not None
+        assert re.search(r"\d+\.\d+\.\d+$", version)
 
     def test_g4_tiff(self, tmp_path: Path) -> None:
         """Test the ordinary file path load path"""
@@ -666,7 +668,8 @@ class TestFileLibTiff(LibTiffTestCase):
             pilim.save(buffer_io, format="tiff", compression=compression)
             buffer_io.seek(0)
 
-            assert_image_similar_tofile(pilim, buffer_io, 0)
+            with Image.open(buffer_io) as saved_im:
+                assert_image_similar(pilim, saved_im, 0)
 
         save_bytesio()
         save_bytesio("raw")

Tests/test_file_png.py

@@ -85,9 +85,9 @@ class TestFilePng:
 
     def test_sanity(self, tmp_path: Path) -> None:
         # internal version number
-        assert re.search(
+        version = features.version_codec("zlib")
-            r"\d+(\.\d+){1,3}(\.zlib\-ng)?$", features.version_codec("zlib")
+        assert version is not None
-        )
+        assert re.search(r"\d+(\.\d+){1,3}(\.zlib\-ng)?$", version)
 
         test_file = str(tmp_path / "temp.png")
 

Tests/test_file_webp.py

@@ -49,7 +49,9 @@ class TestFileWebp:
     def test_version(self) -> None:
         _webp.WebPDecoderVersion()
         _webp.WebPDecoderBuggyAlpha()
-        assert re.search(r"\d+\.\d+\.\d+$", features.version_module("webp"))
+        version = features.version_module("webp")
+        assert version is not None
+        assert re.search(r"\d+\.\d+\.\d+$", version)
 
     def test_read_rgb(self) -> None:
         """

Tests/test_file_webp_animated.py

@@ -52,8 +52,9 @@ def test_write_animation_L(tmp_path: Path) -> None:
             assert_image_similar(im, orig.convert("RGBA"), 32.9)
 
             if is_big_endian():
-                webp = parse_version(features.version_module("webp"))
+                version = features.version_module("webp")
-                if webp < parse_version("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)
@@ -78,8 +79,9 @@ def test_write_animation_RGB(tmp_path: Path) -> None:
 
             # Compare second frame to original
             if is_big_endian():
-                webp = parse_version(features.version_module("webp"))
+                version = features.version_module("webp")
-                if webp < parse_version("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()

Tests/test_font_leaks.py

@@ -12,7 +12,7 @@ class TestTTypeFontLeak(PillowLeakTestCase):
     iterations = 10
     mem_limit = 4096  # k
 
-    def _test_font(self, font: ImageFont.FreeTypeFont) -> None:
+    def _test_font(self, font: ImageFont.FreeTypeFont | ImageFont.ImageFont) -> None:
         im = Image.new("RGB", (255, 255), "white")
         draw = ImageDraw.ImageDraw(im)
         self._test_leak(

Tests/test_image.py

@@ -25,6 +25,7 @@ from PIL import (
 from .helper import (
     assert_image_equal,
     assert_image_equal_tofile,
+    assert_image_similar,
     assert_image_similar_tofile,
     assert_not_all_same,
     hopper,
@@ -99,10 +100,18 @@ class TestImage:
         JPGFILE = "Tests/images/hopper.jpg"
 
         with pytest.raises(TypeError):
-            with Image.open(PNGFILE, formats=123):
+            with Image.open(PNGFILE, formats=123):  # type: ignore[arg-type]
                 pass
 
-        for formats in [["JPEG"], ("JPEG",), ["jpeg"], ["Jpeg"], ["jPeG"], ["JpEg"]]:
+        format_list: list[list[str] | tuple[str, ...]] = [
+            ["JPEG"],
+            ("JPEG",),
+            ["jpeg"],
+            ["Jpeg"],
+            ["jPeG"],
+            ["JpEg"],
+        ]
+        for formats in format_list:
             with pytest.raises(UnidentifiedImageError):
                 with Image.open(PNGFILE, formats=formats):
                     pass
@@ -138,7 +147,7 @@ class TestImage:
 
     def test_bad_mode(self) -> None:
         with pytest.raises(ValueError):
-            with Image.open("filename", "bad mode"):
+            with Image.open("filename", "bad mode"):  # type: ignore[arg-type]
                 pass
 
     def test_stringio(self) -> None:
@@ -185,7 +194,8 @@ class TestImage:
         with tempfile.TemporaryFile() as fp:
             im.save(fp, "JPEG")
             fp.seek(0)
-            assert_image_similar_tofile(im, fp, 20)
+            with Image.open(fp) as reloaded:
+                assert_image_similar(im, reloaded, 20)
 
     def test_unknown_extension(self, tmp_path: Path) -> None:
         im = hopper()
@@ -497,9 +507,11 @@ class TestImage:
     def test_check_size(self) -> None:
         # Checking that the _check_size function throws value errors when we want it to
         with pytest.raises(ValueError):
-            Image.new("RGB", 0)  # not a tuple
+            # not a tuple
+            Image.new("RGB", 0)  # type: ignore[arg-type]
         with pytest.raises(ValueError):
-            Image.new("RGB", (0,))  # Tuple too short
+            # tuple too short
+            Image.new("RGB", (0,))  # type: ignore[arg-type]
         with pytest.raises(ValueError):
             Image.new("RGB", (-1, -1))  # w,h < 0
 

Tests/test_image_array.py

@@ -86,8 +86,8 @@ def test_fromarray() -> None:
     assert test("RGBX") == ("RGBA", (128, 100), True)
 
     # Test mode is None with no "typestr" in the array interface
+    wrapped = Wrapper(hopper("L"), {"shape": (100, 128)})
     with pytest.raises(TypeError):
-        wrapped = Wrapper(test("L"), {"shape": (100, 128)})
         Image.fromarray(wrapped)
 
 

Tests/test_image_crop.py

@@ -18,7 +18,7 @@ def test_crop(mode: str) -> None:
 
 
 def test_wide_crop() -> None:
-    def crop(*bbox: int) -> tuple[int, ...]:
+    def crop(bbox: tuple[int, int, int, int]) -> tuple[int, ...]:
         i = im.crop(bbox)
         h = i.histogram()
         while h and not h[-1]:
@@ -27,23 +27,23 @@ def test_wide_crop() -> None:
 
     im = Image.new("L", (100, 100), 1)
 
-    assert crop(0, 0, 100, 100) == (0, 10000)
+    assert crop((0, 0, 100, 100)) == (0, 10000)
-    assert crop(25, 25, 75, 75) == (0, 2500)
+    assert crop((25, 25, 75, 75)) == (0, 2500)
 
     # sides
-    assert crop(-25, 0, 25, 50) == (1250, 1250)
+    assert crop((-25, 0, 25, 50)) == (1250, 1250)
-    assert crop(0, -25, 50, 25) == (1250, 1250)
+    assert crop((0, -25, 50, 25)) == (1250, 1250)
-    assert crop(75, 0, 125, 50) == (1250, 1250)
+    assert crop((75, 0, 125, 50)) == (1250, 1250)
-    assert crop(0, 75, 50, 125) == (1250, 1250)
+    assert crop((0, 75, 50, 125)) == (1250, 1250)
 
-    assert crop(-25, 25, 125, 75) == (2500, 5000)
+    assert crop((-25, 25, 125, 75)) == (2500, 5000)
-    assert crop(25, -25, 75, 125) == (2500, 5000)
+    assert crop((25, -25, 75, 125)) == (2500, 5000)
 
     # corners
-    assert crop(-25, -25, 25, 25) == (1875, 625)
+    assert crop((-25, -25, 25, 25)) == (1875, 625)
-    assert crop(75, -25, 125, 25) == (1875, 625)
+    assert crop((75, -25, 125, 25)) == (1875, 625)
-    assert crop(75, 75, 125, 125) == (1875, 625)
+    assert crop((75, 75, 125, 125)) == (1875, 625)
-    assert crop(-25, 75, 25, 125) == (1875, 625)
+    assert crop((-25, 75, 25, 125)) == (1875, 625)
 
 
 @pytest.mark.parametrize("box", ((8, 2, 2, 8), (2, 8, 8, 2), (8, 8, 2, 2)))

Tests/test_image_filter.py

@@ -46,9 +46,9 @@ def test_sanity(filter_to_apply: ImageFilter.Filter, mode: str) -> None:
 
 @pytest.mark.parametrize("mode", ("L", "I", "RGB", "CMYK"))
 def test_sanity_error(mode: str) -> None:
+    im = hopper(mode)
     with pytest.raises(TypeError):
-        im = hopper(mode)
+        im.filter("hello")  # type: ignore[arg-type]
-        im.filter("hello")
 
 
 # crashes on small images

Tests/test_image_getextrema.py

@@ -6,7 +6,7 @@ from .helper import hopper
 
 
 def test_extrema() -> None:
-    def extrema(mode: str) -> tuple[int, int] | tuple[tuple[int, int], ...]:
+    def extrema(mode: str) -> tuple[float, float] | tuple[tuple[int, int], ...]:
         return hopper(mode).getextrema()
 
     assert extrema("1") == (0, 255)

Tests/test_image_quantize.py

@@ -24,8 +24,9 @@ def test_sanity() -> None:
 def test_libimagequant_quantize() -> None:
     image = hopper()
     if is_ppc64le():
-        libimagequant = parse_version(features.version_feature("libimagequant"))
+        version = features.version_feature("libimagequant")
-        if libimagequant < parse_version("4"):
+        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"

Tests/test_image_reduce.py

@@ -102,7 +102,7 @@ def test_unsupported_modes(mode: str) -> None:
 def get_image(mode: str) -> Image.Image:
     mode_info = ImageMode.getmode(mode)
     if mode_info.basetype == "L":
-        bands = [gradients_image]
+        bands: list[Image.Image] = [gradients_image]
         for _ in mode_info.bands[1:]:
             # rotate previous image
             band = bands[-1].transpose(Image.Transpose.ROTATE_90)

Tests/test_imagecms.py

@@ -7,7 +7,7 @@ import shutil
 import sys
 from io import BytesIO
 from pathlib import Path
-from typing import Any
+from typing import Any, Literal, cast
 
 import pytest
 
@@ -60,10 +60,13 @@ def test_sanity() -> None:
     assert list(map(type, v)) == [str, str, str, str]
 
     # internal version number
-    assert re.search(r"\d+\.\d+(\.\d+)?$", features.version_module("littlecms2"))
+    version = features.version_module("littlecms2")
+    assert version is not None
+    assert re.search(r"\d+\.\d+(\.\d+)?$", version)
 
     skip_missing()
     i = ImageCms.profileToProfile(hopper(), SRGB, SRGB)
+    assert i is not None
     assert_image(i, "RGB", (128, 128))
 
     i = hopper()
@@ -72,23 +75,27 @@ def test_sanity() -> None:
 
     t = ImageCms.buildTransform(SRGB, SRGB, "RGB", "RGB")
     i = ImageCms.applyTransform(hopper(), t)
+    assert i is not None
     assert_image(i, "RGB", (128, 128))
 
     with hopper() as i:
         t = ImageCms.buildTransform(SRGB, SRGB, "RGB", "RGB")
         ImageCms.applyTransform(hopper(), t, inPlace=True)
+        assert i is not None
         assert_image(i, "RGB", (128, 128))
 
     p = ImageCms.createProfile("sRGB")
     o = ImageCms.getOpenProfile(SRGB)
     t = ImageCms.buildTransformFromOpenProfiles(p, o, "RGB", "RGB")
     i = ImageCms.applyTransform(hopper(), t)
+    assert i is not None
     assert_image(i, "RGB", (128, 128))
 
     t = ImageCms.buildProofTransform(SRGB, SRGB, SRGB, "RGB", "RGB")
     assert t.inputMode == "RGB"
     assert t.outputMode == "RGB"
     i = ImageCms.applyTransform(hopper(), t)
+    assert i is not None
     assert_image(i, "RGB", (128, 128))
 
     # test PointTransform convenience API
@@ -202,13 +209,13 @@ def test_exceptions() -> None:
         ImageCms.buildTransform("foo", "bar", "RGB", "RGB")
 
     with pytest.raises(ImageCms.PyCMSError, match="Invalid type for Profile"):
-        ImageCms.getProfileName(None)
+        ImageCms.getProfileName(None)  # type: ignore[arg-type]
     skip_missing()
 
     # Python <= 3.9: "an integer is required (got type NoneType)"
     # Python > 3.9: "'NoneType' object cannot be interpreted as an integer"
     with pytest.raises(ImageCms.PyCMSError, match="integer"):
-        ImageCms.isIntentSupported(SRGB, None, None)
+        ImageCms.isIntentSupported(SRGB, None, None)  # type: ignore[arg-type]
 
 
 def test_display_profile() -> None:
@@ -232,7 +239,7 @@ def test_unsupported_color_space() -> None:
             "Color space not supported for on-the-fly profile creation (unsupported)"
         ),
     ):
-        ImageCms.createProfile("unsupported")
+        ImageCms.createProfile("unsupported")  # type: ignore[arg-type]
 
 
 def test_invalid_color_temperature() -> None:
@@ -240,7 +247,7 @@ def test_invalid_color_temperature() -> None:
         ImageCms.PyCMSError,
         match='Color temperature must be numeric, "invalid" not valid',
     ):
-        ImageCms.createProfile("LAB", "invalid")
+        ImageCms.createProfile("LAB", "invalid")  # type: ignore[arg-type]
 
 
 @pytest.mark.parametrize("flag", ("my string", -1))
@@ -249,7 +256,7 @@ def test_invalid_flag(flag: str | int) -> None:
         with pytest.raises(
             ImageCms.PyCMSError, match="flags must be an integer between 0 and "
         ):
-            ImageCms.profileToProfile(im, "foo", "bar", flags=flag)
+            ImageCms.profileToProfile(im, "foo", "bar", flags=flag)  # type: ignore[arg-type]
 
 
 def test_simple_lab() -> None:
@@ -260,7 +267,7 @@ def test_simple_lab() -> None:
     t = ImageCms.buildTransform(psRGB, pLab, "RGB", "LAB")
 
     i_lab = ImageCms.applyTransform(i, t)
-
+    assert i_lab is not None
     assert i_lab.mode == "LAB"
 
     k = i_lab.getpixel((0, 0))
@@ -284,6 +291,7 @@ def test_lab_color() -> None:
     # Need to add a type mapping for some PIL type to TYPE_Lab_8 in findLCMSType, and
     # have that mapping work back to a PIL mode (likely RGB).
     i = ImageCms.applyTransform(hopper(), t)
+    assert i is not None
     assert_image(i, "LAB", (128, 128))
 
     # i.save('temp.lab.tif')  # visually verified vs PS.
@@ -298,6 +306,7 @@ def test_lab_srgb() -> None:
 
     with Image.open("Tests/images/hopper.Lab.tif") as img:
         img_srgb = ImageCms.applyTransform(img, t)
+    assert img_srgb is not None
 
     # img_srgb.save('temp.srgb.tif') # visually verified vs ps.
 
@@ -317,11 +326,11 @@ def test_lab_roundtrip() -> None:
     t2 = ImageCms.buildTransform(pLab, psRGB, "LAB", "RGB")
 
     i = ImageCms.applyTransform(hopper(), t)
-
+    assert i is not None
     assert i.info["icc_profile"] == ImageCmsProfile(pLab).tobytes()
 
     out = ImageCms.applyTransform(i, t2)
-
+    assert out is not None
     assert_image_similar(hopper(), out, 2)
 
 
@@ -343,7 +352,7 @@ def test_extended_information() -> None:
     p = o.profile
 
     def assert_truncated_tuple_equal(
-        tup1: tuple[Any, ...], tup2: tuple[Any, ...], digits: int = 10
+        tup1: tuple[Any, ...] | None, tup2: tuple[Any, ...], digits: int = 10
     ) -> None:
         # Helper function to reduce precision of tuples of floats
         # recursively and then check equality.
@@ -359,6 +368,7 @@ def test_extended_information() -> None:
                 for val in tuple_value
             )
 
+        assert tup1 is not None
         assert truncate_tuple(tup1) == truncate_tuple(tup2)
 
     assert p.attributes == 4294967296
@@ -504,22 +514,22 @@ def test_non_ascii_path(tmp_path: Path) -> None:
 def test_profile_typesafety() -> None:
     # does not segfault
     with pytest.raises(TypeError, match="Invalid type for Profile"):
-        ImageCms.ImageCmsProfile(0).tobytes()
+        ImageCms.ImageCmsProfile(0)  # type: ignore[arg-type]
     with pytest.raises(TypeError, match="Invalid type for Profile"):
-        ImageCms.ImageCmsProfile(1).tobytes()
+        ImageCms.ImageCmsProfile(1)  # type: ignore[arg-type]
 
     # also check core function
     with pytest.raises(TypeError):
-        ImageCms.core.profile_tobytes(0)
+        ImageCms.core.profile_tobytes(0)  # type: ignore[arg-type]
     with pytest.raises(TypeError):
-        ImageCms.core.profile_tobytes(1)
+        ImageCms.core.profile_tobytes(1)  # type: ignore[arg-type]
 
     if not is_pypy():
         # core profile should not be directly instantiable
         with pytest.raises(TypeError):
             ImageCms.core.CmsProfile()
         with pytest.raises(TypeError):
-            ImageCms.core.CmsProfile(0)
+            ImageCms.core.CmsProfile(0)  # type: ignore[call-arg]
 
 
 @pytest.mark.skipif(is_pypy(), reason="fails on PyPy")
@@ -528,7 +538,7 @@ def test_transform_typesafety() -> None:
     with pytest.raises(TypeError):
         ImageCms.core.CmsTransform()
     with pytest.raises(TypeError):
-        ImageCms.core.CmsTransform(0)
+        ImageCms.core.CmsTransform(0)  # type: ignore[call-arg]
 
 
 def assert_aux_channel_preserved(
@@ -578,11 +588,13 @@ def assert_aux_channel_preserved(
     )
 
     # apply transform
+    result_image: Image.Image | None
     if transform_in_place:
         ImageCms.applyTransform(source_image, t, inPlace=True)
         result_image = source_image
     else:
         result_image = ImageCms.applyTransform(source_image, t, inPlace=False)
+    assert result_image is not None
     result_image_aux = result_image.getchannel(preserved_channel)
 
     assert_image_equal(source_image_aux, result_image_aux)
@@ -628,7 +640,8 @@ def test_auxiliary_channels_isolated() -> None:
                     continue
 
                 # convert with and without AUX data, test colors are equal
-                source_profile = ImageCms.createProfile(src_format[1])
+                src_colorSpace = cast(Literal["LAB", "XYZ", "sRGB"], src_format[1])
+                source_profile = ImageCms.createProfile(src_colorSpace)
                 destination_profile = ImageCms.createProfile(dst_format[1])
                 source_image = src_format[3]
                 test_transform = ImageCms.buildTransform(
@@ -639,6 +652,7 @@ def test_auxiliary_channels_isolated() -> None:
                 )
 
                 # test conversion from aux-ful source
+                test_image: Image.Image | None
                 if transform_in_place:
                     test_image = source_image.copy()
                     ImageCms.applyTransform(test_image, test_transform, inPlace=True)
@@ -646,6 +660,7 @@ def test_auxiliary_channels_isolated() -> None:
                     test_image = ImageCms.applyTransform(
                         source_image, test_transform, inPlace=False
                     )
+                assert test_image is not None
 
                 # reference conversion from aux-less source
                 reference_transform = ImageCms.buildTransform(
@@ -657,7 +672,7 @@ def test_auxiliary_channels_isolated() -> None:
                 reference_image = ImageCms.applyTransform(
                     source_image.convert(src_format[2]), reference_transform
                 )
-
+                assert reference_image is not None
                 assert_image_equal(test_image.convert(dst_format[2]), reference_image)
 
 

Tests/test_imagedraw.py

@@ -2,6 +2,7 @@ from __future__ import annotations
 
 import contextlib
 import os.path
+from typing import Sequence
 
 import pytest
 
@@ -265,6 +266,21 @@ def test_chord_too_fat() -> None:
     assert_image_equal_tofile(im, "Tests/images/imagedraw_chord_too_fat.png")
 
 
+@pytest.mark.parametrize("mode", ("RGB", "L"))
+@pytest.mark.parametrize("xy", ((W / 2, H / 2), [W / 2, H / 2]))
+def test_circle(mode: str, xy: Sequence[float]) -> None:
+    # Arrange
+    im = Image.new(mode, (W, H))
+    draw = ImageDraw.Draw(im)
+    expected = f"Tests/images/imagedraw_ellipse_{mode}.png"
+
+    # Act
+    draw.circle(xy, 25, fill="green", outline="blue")
+
+    # Assert
+    assert_image_similar_tofile(im, expected, 1)
+
+
 @pytest.mark.parametrize("mode", ("RGB", "L"))
 @pytest.mark.parametrize("bbox", BBOX)
 def test_ellipse(mode: str, bbox: Coords) -> None:
@@ -1067,8 +1083,8 @@ def test_line_horizontal() -> None:
     )
 
 
+@pytest.mark.xfail(reason="failing test")
 def test_line_h_s1_w2() -> None:
-    pytest.skip("failing")
     img, draw = create_base_image_draw((20, 20))
     draw.line((5, 5, 14, 6), BLACK, 2)
     assert_image_equal_tofile(

Tests/test_imagefile.py

@@ -202,6 +202,8 @@ class TestImageFile:
 
 
 class MockPyDecoder(ImageFile.PyDecoder):
+    last: MockPyDecoder
+
     def __init__(self, mode: str, *args: Any) -> None:
         MockPyDecoder.last = self
 
@@ -213,6 +215,8 @@ class MockPyDecoder(ImageFile.PyDecoder):
 
 
 class MockPyEncoder(ImageFile.PyEncoder):
+    last: MockPyEncoder | None
+
     def __init__(self, mode: str, *args: Any) -> None:
         MockPyEncoder.last = self
 
@@ -315,6 +319,7 @@ class TestPyEncoder(CodecsTest):
             im, fp, [("MOCK", (xoff, yoff, xoff + xsize, yoff + ysize), 0, "RGB")]
         )
 
+        assert MockPyEncoder.last
         assert MockPyEncoder.last.state.xoff == xoff
         assert MockPyEncoder.last.state.yoff == yoff
         assert MockPyEncoder.last.state.xsize == xsize
@@ -329,6 +334,7 @@ class TestPyEncoder(CodecsTest):
         fp = BytesIO()
         ImageFile._save(im, fp, [("MOCK", None, 0, "RGB")])
 
+        assert MockPyEncoder.last
         assert MockPyEncoder.last.state.xoff == 0
         assert MockPyEncoder.last.state.yoff == 0
         assert MockPyEncoder.last.state.xsize == 200

Tests/test_imagefont.py

@@ -34,7 +34,9 @@ pytestmark = skip_unless_feature("freetype2")
 
 
 def test_sanity() -> None:
-    assert re.search(r"\d+\.\d+\.\d+$", features.version_module("freetype2"))
+    version = features.version_module("freetype2")
+    assert version is not None
+    assert re.search(r"\d+\.\d+\.\d+$", version)
 
 
 @pytest.fixture(
@@ -547,11 +549,10 @@ def test_find_font(
             def loadable_font(
                 filepath: str, size: int, index: int, encoding: str, *args: Any
             ):
+                _freeTypeFont = getattr(ImageFont, "_FreeTypeFont")
                 if filepath == path_to_fake:
-                    return ImageFont._FreeTypeFont(
+                    return _freeTypeFont(FONT_PATH, size, index, encoding, *args)
-                        FONT_PATH, size, index, encoding, *args
+                return _freeTypeFont(filepath, size, index, encoding, *args)
-                    )
-                return ImageFont._FreeTypeFont(filepath, size, index, encoding, *args)
 
             m.setattr(ImageFont, "FreeTypeFont", loadable_font)
             font = ImageFont.truetype(fontname)
@@ -630,7 +631,9 @@ def test_complex_font_settings() -> None:
 
 
 def test_variation_get(font: ImageFont.FreeTypeFont) -> None:
-    freetype = parse_version(features.version_module("freetype2"))
+    version = features.version_module("freetype2")
+    assert version is not None
+    freetype = parse_version(version)
     if freetype < parse_version("2.9.1"):
         with pytest.raises(NotImplementedError):
             font.get_variation_names()
@@ -700,7 +703,9 @@ def _check_text(font: ImageFont.FreeTypeFont, path: str, epsilon: float) -> None
 
 
 def test_variation_set_by_name(font: ImageFont.FreeTypeFont) -> None:
-    freetype = parse_version(features.version_module("freetype2"))
+    version = features.version_module("freetype2")
+    assert version is not None
+    freetype = parse_version(version)
     if freetype < parse_version("2.9.1"):
         with pytest.raises(NotImplementedError):
             font.set_variation_by_name("Bold")
@@ -725,7 +730,9 @@ def test_variation_set_by_name(font: ImageFont.FreeTypeFont) -> None:
 
 
 def test_variation_set_by_axes(font: ImageFont.FreeTypeFont) -> None:
-    freetype = parse_version(features.version_module("freetype2"))
+    version = features.version_module("freetype2")
+    assert version is not None
+    freetype = parse_version(version)
     if freetype < parse_version("2.9.1"):
         with pytest.raises(NotImplementedError):
             font.set_variation_by_axes([100])

Tests/test_imageops_usm.py

@@ -4,11 +4,11 @@ from typing import Generator
 
 import pytest
 
-from PIL import Image, ImageFilter
+from PIL import Image, ImageFile, ImageFilter
 
 
 @pytest.fixture
-def test_images() -> Generator[dict[str, Image.Image], None, None]:
+def test_images() -> Generator[dict[str, ImageFile.ImageFile], None, None]:
     ims = {
         "im": Image.open("Tests/images/hopper.ppm"),
         "snakes": Image.open("Tests/images/color_snakes.png"),
@@ -20,7 +20,7 @@ def test_images() -> Generator[dict[str, Image.Image], None, None]:
             im.close()
 
 
-def test_filter_api(test_images: dict[str, Image.Image]) -> None:
+def test_filter_api(test_images: dict[str, ImageFile.ImageFile]) -> None:
     im = test_images["im"]
 
     test_filter = ImageFilter.GaussianBlur(2.0)
@@ -34,7 +34,7 @@ def test_filter_api(test_images: dict[str, Image.Image]) -> None:
     assert i.size == (128, 128)
 
 
-def test_usm_formats(test_images: dict[str, Image.Image]) -> None:
+def test_usm_formats(test_images: dict[str, ImageFile.ImageFile]) -> None:
     im = test_images["im"]
 
     usm = ImageFilter.UnsharpMask
@@ -52,7 +52,7 @@ def test_usm_formats(test_images: dict[str, Image.Image]) -> None:
         im.convert("YCbCr").filter(usm)
 
 
-def test_blur_formats(test_images: dict[str, Image.Image]) -> None:
+def test_blur_formats(test_images: dict[str, ImageFile.ImageFile]) -> None:
     im = test_images["im"]
 
     blur = ImageFilter.GaussianBlur
@@ -70,7 +70,7 @@ def test_blur_formats(test_images: dict[str, Image.Image]) -> None:
         im.convert("YCbCr").filter(blur)
 
 
-def test_usm_accuracy(test_images: dict[str, Image.Image]) -> None:
+def test_usm_accuracy(test_images: dict[str, ImageFile.ImageFile]) -> None:
     snakes = test_images["snakes"]
 
     src = snakes.convert("RGB")
@@ -79,7 +79,7 @@ def test_usm_accuracy(test_images: dict[str, Image.Image]) -> None:
     assert i.tobytes() == src.tobytes()
 
 
-def test_blur_accuracy(test_images: dict[str, Image.Image]) -> None:
+def test_blur_accuracy(test_images: dict[str, ImageFile.ImageFile]) -> None:
     snakes = test_images["snakes"]
 
     i = snakes.filter(ImageFilter.GaussianBlur(0.4))

Tests/test_imagestat.py

@@ -25,10 +25,10 @@ def test_sanity() -> None:
     st.stddev
 
     with pytest.raises(AttributeError):
-        st.spam()
+        st.spam()  # type: ignore[attr-defined]
 
     with pytest.raises(TypeError):
-        ImageStat.Stat(1)
+        ImageStat.Stat(1)  # type: ignore[arg-type]
 
 
 def test_hopper() -> None:

docs/reference/ImageDraw.rst

@@ -227,6 +227,18 @@ Methods
 
         .. versionadded:: 5.3.0
 
+.. py:method:: ImageDraw.circle(xy, radius, fill=None, outline=None, width=1)
+
+    Draws a circle with a given radius centering on a point.
+
+    .. versionadded:: 10.4.0
+
+    :param xy: The point for the center of the circle, e.g. ``(x, y)``.
+    :param radius: Radius of the circle.
+    :param outline: Color to use for the outline.
+    :param fill: Color to use for the fill.
+    :param width: The line width, in pixels.
+
 .. py:method:: ImageDraw.ellipse(xy, fill=None, outline=None, width=1)
 
     Draws an ellipse inside the given bounding box.

docs/releasenotes/10.4.0.rst

@@ -45,6 +45,13 @@ TODO
 API Additions
 =============
 
+ImageDraw.circle
+^^^^^^^^^^^^^^^^
+
+Added :py:meth:`~PIL.ImageDraw.ImageDraw.circle`. It provides the same functionality as
+:py:meth:`~PIL.ImageDraw.ImageDraw.ellipse`, but instead of taking a bounding box, it
+takes a center point and radius.
+
 TODO
 ^^^^
 
@@ -53,7 +60,9 @@ TODO
 Other Changes
 =============
 
-TODO
+Python 3.13 beta
-^^^^
+^^^^^^^^^^^^^^^^
 
-TODO
+To help others prepare for Python 3.13, wheels have been built against the 3.13 beta as
+a preview. This is not official support for Python 3.13, but simply an opportunity for
+users to test how Pillow works with the beta and report any problems.

src/PIL/GifImagePlugin.py

@@ -30,6 +30,7 @@ import math
 import os
 import subprocess
 from enum import IntEnum
+from functools import cached_property
 
 from . import (
     Image,
@@ -112,8 +113,7 @@ class GifImageFile(ImageFile.ImageFile):
 
         self._fp = self.fp  # FIXME: hack
         self.__rewind = self.fp.tell()
-        self._n_frames = None
+        self._n_frames: int | None = None
-        self._is_animated = None
         self._seek(0)  # get ready to read first frame
 
     @property
@@ -128,24 +128,23 @@ class GifImageFile(ImageFile.ImageFile):
             self.seek(current)
         return self._n_frames
 
-    @property
+    @cached_property
-    def is_animated(self):
+    def is_animated(self) -> bool:
-        if self._is_animated is None:
+        if self._n_frames is not None:
-            if self._n_frames is not None:
+            return self._n_frames != 1
-                self._is_animated = self._n_frames != 1
-            else:
-                current = self.tell()
-                if current:
-                    self._is_animated = True
-                else:
-                    try:
-                        self._seek(1, False)
-                        self._is_animated = True
-                    except EOFError:
-                        self._is_animated = False
 
-                    self.seek(current)
+        current = self.tell()
-        return self._is_animated
+        if current:
+            return True
+
+        try:
+            self._seek(1, False)
+            is_animated = True
+        except EOFError:
+            is_animated = False
+
+        self.seek(current)
+        return is_animated
 
     def seek(self, frame: int) -> None:
         if not self._seek_check(frame):

src/PIL/Image.py

@@ -1511,7 +1511,7 @@ class Image:
         self._exif._loaded = False
         self.getexif()
 
-    def get_child_images(self):
+    def get_child_images(self) -> list[ImageFile.ImageFile]:
         child_images = []
         exif = self.getexif()
         ifds = []
@@ -1535,10 +1535,7 @@ class Image:
             fp = self.fp
             thumbnail_offset = ifd.get(513)
             if thumbnail_offset is not None:
-                try:
+                thumbnail_offset += getattr(self, "_exif_offset", 0)
-                    thumbnail_offset += self._exif_offset
-                except AttributeError:
-                    pass
                 self.fp.seek(thumbnail_offset)
                 data = self.fp.read(ifd.get(514))
                 fp = io.BytesIO(data)
@@ -1604,7 +1601,7 @@ class Image:
             or "transparency" in self.info
         )
 
-    def apply_transparency(self):
+    def apply_transparency(self) -> None:
         """
         If a P mode image has a "transparency" key in the info dictionary,
         remove the key and instead apply the transparency to the palette.
@@ -1616,6 +1613,7 @@ class Image:
         from . import ImagePalette
 
         palette = self.getpalette("RGBA")
+        assert palette is not None
         transparency = self.info["transparency"]
         if isinstance(transparency, bytes):
             for i, alpha in enumerate(transparency):

src/PIL/ImageCms.py

@@ -754,7 +754,7 @@ def applyTransform(
 
 
 def createProfile(
-    colorSpace: Literal["LAB", "XYZ", "sRGB"], colorTemp: SupportsFloat = -1
+    colorSpace: Literal["LAB", "XYZ", "sRGB"], colorTemp: SupportsFloat = 0
 ) -> core.CmsProfile:
     """
     (pyCMS) Creates a profile.
@@ -777,7 +777,7 @@ def createProfile(
     :param colorSpace: String, the color space of the profile you wish to
         create.
         Currently only "LAB", "XYZ", and "sRGB" are supported.
-    :param colorTemp: Positive integer for the white point for the profile, in
+    :param colorTemp: Positive number for the white point for the profile, in
         degrees Kelvin (i.e. 5000, 6500, 9600, etc.).  The default is for D50
         illuminant if omitted (5000k).  colorTemp is ONLY applied to LAB
         profiles, and is ignored for XYZ and sRGB.
@@ -1089,7 +1089,7 @@ def isIntentSupported(
         raise PyCMSError(v) from v
 
 
-def versions() -> tuple[str, str, str, str]:
+def versions() -> tuple[str, str | None, str, str]:
     """
     (pyCMS) Fetches versions.
     """

src/PIL/ImageDraw.py

@@ -181,6 +181,13 @@ class ImageDraw:
         if ink is not None and ink != fill and width != 0:
             self.draw.draw_ellipse(xy, ink, 0, width)
 
+    def circle(
+        self, xy: Sequence[float], radius: float, fill=None, outline=None, width=1
+    ) -> None:
+        """Draw a circle given center coordinates and a radius."""
+        ellipse_xy = (xy[0] - radius, xy[1] - radius, xy[0] + radius, xy[1] + radius)
+        self.ellipse(ellipse_xy, fill, outline, width)
+
     def line(self, xy: Coords, fill=None, width=0, joint=None) -> None:
         """Draw a line, or a connected sequence of line segments."""
         ink = self._getink(fill)[0]
@@ -901,7 +908,13 @@ def getdraw(im=None, hints=None):
     return im, handler
 
 
-def floodfill(image: Image.Image, xy, value, border=None, thresh=0) -> None:
+def floodfill(
+    image: Image.Image,
+    xy: tuple[int, int],
+    value: float | tuple[int, ...],
+    border: float | tuple[int, ...] | None = None,
+    thresh: float = 0,
+) -> None:
     """
     (experimental) Fills a bounded region with a given color.
 

src/PIL/ImageFont.py

@@ -160,10 +160,6 @@ class ImageFont:
         .. versionadded:: 9.2.0
 
         :param text: Text to render.
-        :param mode: Used by some graphics drivers to indicate what mode the
-                     driver prefers; if empty, the renderer may return either
-                     mode. Note that the mode is always a string, to simplify
-                     C-level implementations.
 
         :return: ``(left, top, right, bottom)`` bounding box
         """

src/PIL/PngImagePlugin.py

@@ -1050,22 +1050,22 @@ class PngImageFile(ImageFile.ImageFile):
 # PNG writer
 
 _OUTMODES = {
-    # supported PIL modes, and corresponding rawmodes/bits/color combinations
+    # supported PIL modes, and corresponding rawmode, bit depth and color type
-    "1": ("1", b"\x01\x00"),
+    "1": ("1", b"\x01", b"\x00"),
-    "L;1": ("L;1", b"\x01\x00"),
+    "L;1": ("L;1", b"\x01", b"\x00"),
-    "L;2": ("L;2", b"\x02\x00"),
+    "L;2": ("L;2", b"\x02", b"\x00"),
-    "L;4": ("L;4", b"\x04\x00"),
+    "L;4": ("L;4", b"\x04", b"\x00"),
-    "L": ("L", b"\x08\x00"),
+    "L": ("L", b"\x08", b"\x00"),
-    "LA": ("LA", b"\x08\x04"),
+    "LA": ("LA", b"\x08", b"\x04"),
-    "I": ("I;16B", b"\x10\x00"),
+    "I": ("I;16B", b"\x10", b"\x00"),
-    "I;16": ("I;16B", b"\x10\x00"),
+    "I;16": ("I;16B", b"\x10", b"\x00"),
-    "I;16B": ("I;16B", b"\x10\x00"),
+    "I;16B": ("I;16B", b"\x10", b"\x00"),
-    "P;1": ("P;1", b"\x01\x03"),
+    "P;1": ("P;1", b"\x01", b"\x03"),
-    "P;2": ("P;2", b"\x02\x03"),
+    "P;2": ("P;2", b"\x02", b"\x03"),
-    "P;4": ("P;4", b"\x04\x03"),
+    "P;4": ("P;4", b"\x04", b"\x03"),
-    "P": ("P", b"\x08\x03"),
+    "P": ("P", b"\x08", b"\x03"),
-    "RGB": ("RGB", b"\x08\x02"),
+    "RGB": ("RGB", b"\x08", b"\x02"),
-    "RGBA": ("RGBA", b"\x08\x06"),
+    "RGBA": ("RGBA", b"\x08", b"\x06"),
 }
 
 
@@ -1294,7 +1294,7 @@ def _save(im, fp, filename, chunk=putchunk, save_all=False):
 
     # get the corresponding PNG mode
     try:
-        rawmode, mode = _OUTMODES[mode]
+        rawmode, bit_depth, color_type = _OUTMODES[mode]
     except KeyError as e:
         msg = f"cannot write mode {mode} as PNG"
         raise OSError(msg) from e
@@ -1309,7 +1309,8 @@ def _save(im, fp, filename, chunk=putchunk, save_all=False):
         b"IHDR",
         o32(size[0]),  # 0: size
         o32(size[1]),
-        mode,  # 8: depth/type
+        bit_depth,
+        color_type,
         b"\0",  # 10: compression
         b"\0",  # 11: filter category
         b"\0",  # 12: interlace flag

src/PIL/PyAccess.py

@@ -81,7 +81,8 @@ class PyAccess:
         """
         Modifies the pixel at x,y. The color is given as a single
         numerical value for single band images, and a tuple for
-        multi-band images
+        multi-band images. In addition to this, RGB and RGBA tuples
+        are accepted for P and PA images.
 
         :param xy: The pixel coordinate, given as (x, y). See
            :ref:`coordinate-system`.
@@ -112,7 +113,7 @@ class PyAccess:
 
         return self.set_pixel(x, y, color)
 
-    def __getitem__(self, xy):
+    def __getitem__(self, xy: tuple[int, int]) -> float | tuple[int, ...]:
         """
         Returns the pixel at x,y. The pixel is returned as a single
         value for single band images or a tuple for multiple band
@@ -141,6 +142,12 @@ class PyAccess:
             raise ValueError(msg)
         return xy
 
+    def get_pixel(self, x: int, y: int) -> float | tuple[int, ...]:
+        raise NotImplementedError()
+
+    def set_pixel(self, x: int, y: int, color: float | tuple[int, ...]) -> None:
+        raise NotImplementedError()
+
 
 class _PyAccess32_2(PyAccess):
     """PA, LA, stored in first and last bytes of a 32 bit word"""
@@ -148,7 +155,7 @@ class _PyAccess32_2(PyAccess):
     def _post_init(self, *args, **kwargs):
         self.pixels = ffi.cast("struct Pixel_RGBA **", self.image32)
 
-    def get_pixel(self, x, y):
+    def get_pixel(self, x: int, y: int) -> tuple[int, int]:
         pixel = self.pixels[y][x]
         return pixel.r, pixel.a
 
@@ -203,7 +210,7 @@ class _PyAccess8(PyAccess):
     def _post_init(self, *args, **kwargs):
         self.pixels = self.image8
 
-    def get_pixel(self, x, y):
+    def get_pixel(self, x: int, y: int) -> int:
         return self.pixels[y][x]
 
     def set_pixel(self, x, y, color):
@@ -221,7 +228,7 @@ class _PyAccessI16_N(PyAccess):
     def _post_init(self, *args, **kwargs):
         self.pixels = ffi.cast("unsigned short **", self.image)
 
-    def get_pixel(self, x, y):
+    def get_pixel(self, x: int, y: int) -> int:
         return self.pixels[y][x]
 
     def set_pixel(self, x, y, color):
@@ -239,7 +246,7 @@ class _PyAccessI16_L(PyAccess):
     def _post_init(self, *args, **kwargs):
         self.pixels = ffi.cast("struct Pixel_I16 **", self.image)
 
-    def get_pixel(self, x, y):
+    def get_pixel(self, x: int, y: int) -> int:
         pixel = self.pixels[y][x]
         return pixel.l + pixel.r * 256
 
@@ -260,7 +267,7 @@ class _PyAccessI16_B(PyAccess):
     def _post_init(self, *args, **kwargs):
         self.pixels = ffi.cast("struct Pixel_I16 **", self.image)
 
-    def get_pixel(self, x, y):
+    def get_pixel(self, x: int, y: int) -> int:
         pixel = self.pixels[y][x]
         return pixel.l * 256 + pixel.r
 
@@ -281,7 +288,7 @@ class _PyAccessI32_N(PyAccess):
     def _post_init(self, *args, **kwargs):
         self.pixels = self.image32
 
-    def get_pixel(self, x, y):
+    def get_pixel(self, x: int, y: int) -> int:
         return self.pixels[y][x]
 
     def set_pixel(self, x, y, color):
@@ -300,7 +307,7 @@ class _PyAccessI32_Swap(PyAccess):
         chars[0], chars[1], chars[2], chars[3] = chars[3], chars[2], chars[1], chars[0]
         return ffi.cast("int *", chars)[0]
 
-    def get_pixel(self, x, y):
+    def get_pixel(self, x: int, y: int) -> int:
         return self.reverse(self.pixels[y][x])
 
     def set_pixel(self, x, y, color):
@@ -313,7 +320,7 @@ class _PyAccessF(PyAccess):
     def _post_init(self, *args, **kwargs):
         self.pixels = ffi.cast("float **", self.image32)
 
-    def get_pixel(self, x, y):
+    def get_pixel(self, x: int, y: int) -> float:
         return self.pixels[y][x]
 
     def set_pixel(self, x, y, color):
@@ -361,7 +368,7 @@ else:
     mode_map["I;32B"] = _PyAccessI32_N
 
 
-def new(img, readonly=False):
+def new(img: Image.Image, readonly: bool = False) -> PyAccess | None:
     access_type = mode_map.get(img.mode, None)
     if not access_type:
         logger.debug("PyAccess Not Implemented: %s", img.mode)

src/PIL/_imagingcms.pyi

@@ -2,7 +2,7 @@ import datetime
 import sys
 from typing import Literal, SupportsFloat, TypedDict
 
-littlecms_version: str
+littlecms_version: str | None
 
 _Tuple3f = tuple[float, float, float]
 _Tuple2x3f = tuple[_Tuple3f, _Tuple3f]