65         for file in files + dirs:
66             path = os.path.join(walkroot, file)
177         for file in files:
178             yield os.path.join(root, file)
182 def __is_path_below(file, root):  argument
183     return (file + os.path.sep).startswith(root)
209 def __realpath(file, root, loop_cnt, assume_dir):  argument
210     while os.path.islink(file) and len(file) >= len(root):
212             raise OSError(errno.ELOOP, file)
215         target = os.path.normpath(os.readlink(file))
218             tdir = os.path.dirname(file)
223         file = __realpath_rel(tdir, target, root, loop_cnt, assume_dir)
226         is_dir = os.path.isdir(file)
230     return (file, is_dir)
232 def realpath(file, root, use_physdir = True, loop_cnt = 100, assume_dir = False):  argument
241     file = os.path.normpath(file)
247     if not __is_path_below(file, root):
248         raise OSError(errno.EINVAL, "file '%s' is not below root" % file)
252             file = __realpath_rel(root, file[(len(root) - 1):], root, loop_cnt, assume_dir)
254             file = __realpath(file, root, loop_cnt, assume_dir)[0]
262                           (file, e.strerror))
266     return file