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v0.8.1
v0.8.1
Revision 800a354fa946d777b8df92e5b0bd07e92f6f9a3b authored by Georg Brandl on 02 August 2010, 17:40:28 UTC, committed by Georg Brandl on 02 August 2010, 17:40:28 UTC
svn+ssh://pythondev@svn.python.org/python/branches/release27-maint ................ r83533 | georg.brandl | 2010-08-02 19:34:58 +0200 (Mo, 02 Aug 2010) | 9 lines Merged revisions 83531 via svnmerge from svn+ssh://pythondev@svn.python.org/python/branches/py3k ........ r83531 | georg.brandl | 2010-08-02 19:24:49 +0200 (Mo, 02 Aug 2010) | 1 line #7372: fix regression in pstats: a previous fix to handle cProfile data in add_callers broke handling of profile data. ........ ................
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glob.py
"""Filename globbing utility."""
import sys
import os
import re
import fnmatch
__all__ = ["glob", "iglob"]
def glob(pathname):
"""Return a list of paths matching a pathname pattern.
The pattern may contain simple shell-style wildcards a la fnmatch.
"""
return list(iglob(pathname))
def iglob(pathname):
"""Return an iterator which yields the paths matching a pathname pattern.
The pattern may contain simple shell-style wildcards a la fnmatch.
"""
if not has_magic(pathname):
if os.path.lexists(pathname):
yield pathname
return
dirname, basename = os.path.split(pathname)
if not dirname:
for name in glob1(os.curdir, basename):
yield name
return
if has_magic(dirname):
dirs = iglob(dirname)
else:
dirs = [dirname]
if has_magic(basename):
glob_in_dir = glob1
else:
glob_in_dir = glob0
for dirname in dirs:
for name in glob_in_dir(dirname, basename):
yield os.path.join(dirname, name)
# These 2 helper functions non-recursively glob inside a literal directory.
# They return a list of basenames. `glob1` accepts a pattern while `glob0`
# takes a literal basename (so it only has to check for its existence).
def glob1(dirname, pattern):
if not dirname:
dirname = os.curdir
if isinstance(pattern, unicode) and not isinstance(dirname, unicode):
dirname = unicode(dirname, sys.getfilesystemencoding() or
sys.getdefaultencoding())
try:
names = os.listdir(dirname)
except os.error:
return []
if pattern[0] != '.':
names = filter(lambda x: x[0] != '.', names)
return fnmatch.filter(names, pattern)
def glob0(dirname, basename):
if basename == '':
# `os.path.split()` returns an empty basename for paths ending with a
# directory separator. 'q*x/' should match only directories.
if os.path.isdir(dirname):
return [basename]
else:
if os.path.lexists(os.path.join(dirname, basename)):
return [basename]
return []
magic_check = re.compile('[*?[]')
def has_magic(s):
return magic_check.search(s) is not None
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