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Deprecate libtiff < 4

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This commit is contained in:
Andrew Murray 2024-04-22 18:26:20 +10:00
parent 492c726350
commit 023d017da0
2 changed files with 12 additions and 0 deletions
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8
docs/deprecations.rst
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@ -100,6 +100,14 @@ ImageMath eval()
``ImageMath.eval()`` has been deprecated. Use :py:meth:`~PIL.ImageMath.lambda_eval` or ``ImageMath.eval()`` has been deprecated. Use :py:meth:`~PIL.ImageMath.lambda_eval` or
:py:meth:`~PIL.ImageMath.unsafe_eval` instead. :py:meth:`~PIL.ImageMath.unsafe_eval` instead.
Support for libtiff earlier than 4
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
.. deprecated:: 10.4.0
Support for libtiff earlier than 4 has been deprecated. Upgrade to a newer version of
libtiff instead.
Removed features Removed features
---------------- ----------------

4
src/PIL/TiffImagePlugin.py
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@ -56,6 +56,7 @@ from . import ExifTags, Image, ImageFile, ImageOps, ImagePalette, TiffTags
from ._binary import i16be as i16 from ._binary import i16be as i16
from ._binary import i32be as i32 from ._binary import i32be as i32
from ._binary import o8 from ._binary import o8
from ._deprecate import deprecate
from .TiffTags import TYPES from .TiffTags import TYPES
logger = logging.getLogger(__name__) logger = logging.getLogger(__name__)
@ -276,6 +277,9 @@ PREFIXES = [
b"II\x2B\x00", # BigTIFF with little-endian byte order b"II\x2B\x00", # BigTIFF with little-endian byte order
] ]
if not getattr(Image.core, "libtiff_support_custom_tags", True):
deprecate("Support for libtiff earlier than 4", 12)
def _accept(prefix: bytes) -> bool: def _accept(prefix: bytes) -> bool:
return prefix[:4] in PREFIXES return prefix[:4] in PREFIXES