14     def __init__(self):  argument
20     def updatecache(self, x):  argument
27     def normpath(self, path):  argument
34     def _callstat(self, path):  argument
49     def callstat(self, path):  argument
54     def calllstat(self, path):  argument
74     def isfile(self, path):  argument
84     def isdir(self, s):  argument
91     def islink(self, path):  argument
100     def exists(self, path):  argument
106     def lexists(self, path):  argument
112     def stat(self, path):  argument
115     def lstat(self, path):  argument
118     def walk(self, top, topdown=True, onerror=None, followlinks=False):  argument
151     def __is_path_below(self, file, root):  argument
154     def __realpath_rel(self, start, rel_path, root, loop_cnt, assume_dir):  argument
178     def __realpath(self, file, root, loop_cnt, assume_dir):  argument
201     def realpath(self, file, root, use_physdir = True, loop_cnt = 100, assume_dir = False):  argument