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bpo-43607: Fix urllib handling of Windows paths with \\?\ prefix (GH-25539)

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(cherry picked from commit 3513d55a61)

Co-authored-by: Steve Dower <steve.dower@python.org>
This commit is contained in:
Miss Islington (bot) 2021-04-23 10:28:05 -07:00 • committed by GitHub
parent e259a77f21
commit 04bcfe001c
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3 changed files with 29 additions and 1 deletions
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10
Lib/nturl2path.py
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@ -50,6 +50,14 @@ def pathname2url(p):
# becomes
# ///C:/foo/bar/spam.foo
import urllib.parse
# First, clean up some special forms. We are going to sacrifice
# the additional information anyway
if p[:4] == '\\\\?\\':
p = p[4:]
if p[:4].upper() == 'UNC\\':
p = '\\' + p[4:]
elif p[1:2] != ':':
raise OSError('Bad path: ' + p)
if not ':' in p:
# No drive specifier, just convert slashes and quote the name
if p[:2] == '\\\\':
@ -59,7 +67,7 @@ def pathname2url(p):
p = '\\\\' + p
components = p.split('\\')
return urllib.parse.quote('/'.join(components))
comp = p.split(':')
comp = p.split(':', maxsplit=2)
if len(comp) != 2 or len(comp[0]) > 1:
error = 'Bad path: ' + p
raise OSError(error)