Traceback (most recent call last): File "/srv/onionoo.torproject.org/onionoo/bin/network/onionoo", line 56, in <module> platform = "{}".format(re.sub('[^A-Za-z0-9]+', '_', relay.get('platform'))) File "/usr/lib/python3.7/re.py", line 192, in sub return _compile(pattern, flags).sub(repl, string, count) TypeError: expected string or bytes-like object