http://tehbemfqolualhxwkyimu3bdob5s4hkrfuwbwxzbblncjy2j2owgolqd.onion/documentation.html
(ls nonexistent_directory)
CompletedCommand(stdin=None, stdout='', stderr='/bin/ls: cannot access nonexistent_directory: No such file or directory\n', pid=1862, returncode=2, args=['ls', 'nonexistent_directory'], alias=['ls', '--color=auto'], stdin_redirect=None, stdout_redirect=None, stderr_redirect=None) This object will be "truthy" if its return code was 0, and it is equal (via == ) to its return code.