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Retain variable case for backwards compatibility

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This commit is contained in:
Andrew Murray 2022-03-04 10:36:34 +11:00
parent e2e87d73c3
commit cb4e26783f
1 changed files with 4 additions and 4 deletions
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8
src/PIL/PpmImagePlugin.py
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@ -20,7 +20,7 @@ from . import Image, ImageFile
# #
# -------------------------------------------------------------------- # --------------------------------------------------------------------
B_WHITESPACE = b"\x20\x09\x0a\x0b\x0c\x0d" b_whitespace = b"\x20\x09\x0a\x0b\x0c\x0d"
MODES = { MODES = {
# standard # standard
@ -52,7 +52,7 @@ class PpmImageFile(ImageFile.ImageFile):
def _read_magic(self, magic=b""): def _read_magic(self, magic=b""):
while True: # read until next whitespace while True: # read until next whitespace
c = self.fp.read(1) c = self.fp.read(1)
if c in B_WHITESPACE: if c in b_whitespace:
break break
magic += c magic += c
if len(magic) > 6: # exceeded max magic number length if len(magic) > 6: # exceeded max magic number length
@ -69,7 +69,7 @@ class PpmImageFile(ImageFile.ImageFile):
if c == b"#": # found comment, ignore it if c == b"#": # found comment, ignore it
_ignore_comment() _ignore_comment()
continue continue
if c in B_WHITESPACE: # found whitespace, ignore it if c in b_whitespace: # found whitespace, ignore it
if c == b"": # reached EOF if c == b"": # reached EOF
raise ValueError("Reached EOF while reading header") raise ValueError("Reached EOF while reading header")
continue continue
@ -82,7 +82,7 @@ class PpmImageFile(ImageFile.ImageFile):
if c == b"#": if c == b"#":
_ignore_comment() _ignore_comment()
continue continue
if c in B_WHITESPACE: # token ended if c in b_whitespace: # token ended
break break
token += c token += c
if len(token) > 10: if len(token) > 10: