Python 3.0 listdir() Bug on Undecodable Filenames — Victor Stinner blog 3

Python 3.0 listdir() Bug on Undecodable Filenames Victor Stinner Fri 09 March 2018 Ten years ago, when Python 3.0 final was released, os.listdir(str) ignored silently undecodable filenames: $ python3.0 >>> os.mkdir(b'x') >>> open(b'x/nonascii\xff', 'w').close() >>> os.listdir('x') [] You had to use bytes to see all filenames: >>> os.listdir(b'x') [b'nonascii\xff'] If the locale is POSIX or C, list