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gh-94018: Remove trailing spaces in _sanitize_windows_name #94040

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Merged
merged 10 commits into from
Jun 28, 2022
2 changes: 2 additions & 0 deletions Lib/test/test_zipfile.py
Original file line number Diff line number Diff line change
Expand Up @@ -1440,6 +1440,8 @@ def test_sanitize_windows_name(self):
self.assertEqual(san(r',,?,C:,foo,bar/z', ','), r'_,C_,foo,bar/z')
self.assertEqual(san(r'a\b,c<d>e|f"g?h*i', ','), r'a\b,c_d_e_f_g_h_i')
self.assertEqual(san('../../foo../../ba..r', '/'), r'foo/ba..r')
self.assertEqual(san(' / /foo / /ba r', '/'), r'foo/ba r')
self.assertEqual(san(' . /. /foo ./ . /. ./ba .r', '/'), r'foo/ba .r')

def test_extract_hackers_arcnames_common_cases(self):
common_hacknames = [
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4 changes: 2 additions & 2 deletions Lib/zipfile.py
Original file line number Diff line number Diff line change
Expand Up @@ -1685,8 +1685,8 @@ def _sanitize_windows_name(cls, arcname, pathsep):
table = str.maketrans(illegal, '_' * len(illegal))
cls._windows_illegal_name_trans_table = table
arcname = arcname.translate(table)
# remove trailing dots
arcname = (x.rstrip('.') for x in arcname.split(pathsep))
# remove trailing dots and spaces
arcname = (x.rstrip(' .') for x in arcname.split(pathsep))
# rejoin, removing empty parts.
arcname = pathsep.join(x for x in arcname if x)
return arcname
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Original file line number Diff line number Diff line change
@@ -0,0 +1 @@
:mod:`zipfile` will now remove trailing spaces from path components when extracting files on Windows.