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revert semantics of commonprefix to work character-by-character

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This commit is contained in:
Skip Montanaro 2000-08-22 13:01:53 +00:00
parent 6424524fbe
commit 623583165e
3 changed files with 11 additions and 26 deletions
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10
Lib/posixpath.py
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@ -118,18 +118,14 @@ def dirname(p):
def commonprefix(m):
"Given a list of pathnames, returns the longest common leading component"
if not m: return ''
n = m[:]
for i in range(len(n)):
n[i] = n[i].split("/")
prefix = n[0]
for item in n:
prefix = m[0]
for item in m:
for i in range(len(prefix)):
if prefix[:i+1] <> item[:i+1]:
prefix = prefix[:i]
if i == 0: return ''
break
return "/".join(prefix)
return prefix
# Get size, mtime, atime of files.