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gh-112795: Allow / folder in a zipfile (#112932)

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Allow extraction (no-op) of a "/" folder in a zipfile, they are commonly added by some archive creation tools.

Co-authored-by: Erlend E. Aasland <erlend@python.org>
Co-authored-by: Gregory P. Smith <greg@krypto.org>
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AN Long 2024-01-07 09:14:18 +08:00 • committed by GitHub
parent 84d1f76092
commit 541c5dbb81
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3 changed files with 16 additions and 1 deletions
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Lib/zipfile/__init__.py
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@ -1772,7 +1772,7 @@ class ZipFile:
# filter illegal characters on Windows
arcname = self._sanitize_windows_name(arcname, os.path.sep)
if not arcname:
if not arcname and not member.is_dir():
raise ValueError("Empty filename.")
targetpath = os.path.join(targetpath, arcname)