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Allow loading state from Pillow < 11.2.1

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This commit is contained in:
Andrew Murray 2025-04-29 14:57:10 +10:00
parent c2f1b981b7
commit 47bebfc801
2 changed files with 12 additions and 1 deletions
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10
Tests/test_pickle.py
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@ -162,3 +162,13 @@ def test_pickle_font_file(tmp_path: Path, protocol: int) -> None:
# Assert
helper_assert_pickled_font_images(font, unpickled_font)
def test_load_earlier_data() -> None:
im = pickle.loads(
b"\x80\x04\x95@\x00\x00\x00\x00\x00\x00\x00\x8c\x12PIL.PngImagePlugin"
b"\x94\x8c\x0cPngImageFile\x94\x93\x94)\x81\x94]\x94(}\x94\x8c\x01L\x94K\x01"
b"K\x01\x86\x94NC\x01\x00\x94eb."
)
assert im.mode == "L"
assert im.size == (1, 1)

3
src/PIL/ImageFile.py
View File

@ -257,7 +257,8 @@ class ImageFile(Image.Image):
def __setstate__(self, state: list[Any]) -> None:
self.tile = []
self.filename = state[5]
if len(state) > 5:
self.filename = state[5]
super().__setstate__(state)
def verify(self) -> None: