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Merge pull request #8709 from radarhere/seek

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Hugo van Kemenade 2025-01-31 14:11:07 +02:00 committed by GitHub
commit 793e1fcba2
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3 changed files with 6 additions and 9 deletions
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5
src/PIL/BufrStubImagePlugin.py
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@ -10,6 +10,7 @@
# #
from __future__ import annotations from __future__ import annotations
import os
from typing import IO from typing import IO
from . import Image, ImageFile from . import Image, ImageFile
@ -40,13 +41,11 @@ class BufrStubImageFile(ImageFile.StubImageFile):
format_description = "BUFR" format_description = "BUFR"
def _open(self) -> None: def _open(self) -> None:
offset = self.fp.tell()
if not _accept(self.fp.read(4)): if not _accept(self.fp.read(4)):
msg = "Not a BUFR file" msg = "Not a BUFR file"
raise SyntaxError(msg) raise SyntaxError(msg)
self.fp.seek(offset) self.fp.seek(-4, os.SEEK_CUR)
# make something up # make something up
self._mode = "F" self._mode = "F"

5
src/PIL/GribStubImagePlugin.py
View File

@ -10,6 +10,7 @@
# #
from __future__ import annotations from __future__ import annotations
import os
from typing import IO from typing import IO
from . import Image, ImageFile from . import Image, ImageFile
@ -40,13 +41,11 @@ class GribStubImageFile(ImageFile.StubImageFile):
format_description = "GRIB" format_description = "GRIB"
def _open(self) -> None: def _open(self) -> None:
offset = self.fp.tell()
if not _accept(self.fp.read(8)): if not _accept(self.fp.read(8)):
msg = "Not a GRIB file" msg = "Not a GRIB file"
raise SyntaxError(msg) raise SyntaxError(msg)
self.fp.seek(offset) self.fp.seek(-8, os.SEEK_CUR)
# make something up # make something up
self._mode = "F" self._mode = "F"

5
src/PIL/Hdf5StubImagePlugin.py
View File

@ -10,6 +10,7 @@
# #
from __future__ import annotations from __future__ import annotations
import os
from typing import IO from typing import IO
from . import Image, ImageFile from . import Image, ImageFile
@ -40,13 +41,11 @@ class HDF5StubImageFile(ImageFile.StubImageFile):
format_description = "HDF5" format_description = "HDF5"
def _open(self) -> None: def _open(self) -> None:
offset = self.fp.tell()
if not _accept(self.fp.read(8)): if not _accept(self.fp.read(8)):
msg = "Not an HDF file" msg = "Not an HDF file"
raise SyntaxError(msg) raise SyntaxError(msg)
self.fp.seek(offset) self.fp.seek(-8, os.SEEK_CUR)
# make something up # make something up
self._mode = "F" self._mode = "F"