#os
os.path._get_bothseps(path)
os.path.abspath(path)
os.path.basename(p)
os.path.commonpath(paths)
os.path.commonprefix(m)
os.path.dirname(p)
os.path.exists(path)
os.path.expanduser(path)
os.path.expandvars(path)
os.path.getatime(filename)
os.path.getctime(filename)
os.path.getmtime(filename)
os.path.getsize(filename)
os.path.isabs(s)
os.path.isfile(path)
os.path.islink(path)
os.path.ismount(path)
os.path.join(path, *paths)
os.path.lexists(path)
os.path.normcase(s)
os.path.normpath(path)
os.path.realpath(path)
os.path.relpath(path, start=None)
os.path.samefile(f1, f2)
os.path.sameopenfile(fp1, fp2)
os.path.samestat(s1, s2)
os.path.split(p)
os.path.splitdrive(p)
os.path.splitext(p)
os.path.splitunc(p)
