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- """Filename globbing utility."""
-
- import os
- import fnmatch
- import re
-
-
- def glob(pathname):
- """Return a list of paths matching a pathname pattern.
-
- The pattern may contain simple shell-style wildcards a la fnmatch.
-
- """
- if not has_magic(pathname):
- if os.path.exists(pathname):
- return [pathname]
- else:
- return []
- dirname, basename = os.path.split(pathname)
- if has_magic(dirname):
- list = glob(dirname)
- else:
- list = [dirname]
- if not has_magic(basename):
- result = []
- for dirname in list:
- if basename or os.path.isdir(dirname):
- name = os.path.join(dirname, basename)
- if os.path.exists(name):
- result.append(name)
- else:
- result = []
- for dirname in list:
- sublist = glob1(dirname, basename)
- for name in sublist:
- result.append(os.path.join(dirname, name))
- return result
-
- def glob1(dirname, pattern):
- if not dirname: dirname = os.curdir
- try:
- names = os.listdir(dirname)
- except os.error:
- return []
- result = []
- for name in names:
- if name[0] != '.' or pattern[0] == '.':
- if fnmatch.fnmatch(name, pattern):
- result.append(name)
- return result
-
-
- magic_check = re.compile('[*?[]')
-
- def has_magic(s):
- return magic_check.search(s) is not None
-