Traceback (most recent call last): File "/srv/onionoo.torproject.org/onionoo/monitoring/network/onionoo", line 206, in <module> version = "{}".format(re.sub('\W+', '_', bridge.get('version'))) 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