DiTEF: Unexpected ReadTimeout

[h3ndrk]

While leaving the task-worker running for a long time, I got this error message (unknown cause):

Traceback (most recent call last):
  File "nao/tools/machine-learning/venv/lib/python3.8/site-packages/urllib3/connectionpool.py", line 445, in _make_request
    six.raise_from(e, None)
  File "<string>", line 3, in raise_from
  File "nao/tools/machine-learning/venv/lib/python3.8/site-packages/urllib3/connectionpool.py", line 440, in _make_request
    httplib_response = conn.getresponse()
  File "/usr/lib/python3.8/http/client.py", line 1347, in getresponse
    response.begin()
  File "/usr/lib/python3.8/http/client.py", line 307, in begin
    version, status, reason = self._read_status()
  File "/usr/lib/python3.8/http/client.py", line 268, in _read_status
    line = str(self.fp.readline(_MAXLINE + 1), "iso-8859-1")
  File "/usr/lib/python3.8/socket.py", line 669, in readinto
    return self._sock.recv_into(b)
socket.timeout: timed out

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "nao/tools/machine-learning/venv/lib/python3.8/site-packages/requests/adapters.py", line 439, in send
    resp = conn.urlopen(
  File "nao/tools/machine-learning/venv/lib/python3.8/site-packages/urllib3/connectionpool.py", line 755, in urlopen
    retries = retries.increment(
  File "nao/tools/machine-learning/venv/lib/python3.8/site-packages/urllib3/util/retry.py", line 531, in increment
    raise six.reraise(type(error), error, _stacktrace)
  File "nao/tools/machine-learning/venv/lib/python3.8/site-packages/urllib3/packages/six.py", line 735, in reraise
    raise value
  File "nao/tools/machine-learning/venv/lib/python3.8/site-packages/urllib3/connectionpool.py", line 699, in urlopen
    httplib_response = self._make_request(
  File "nao/tools/machine-learning/venv/lib/python3.8/site-packages/urllib3/connectionpool.py", line 447, in _make_request
    self._raise_timeout(err=e, url=url, timeout_value=read_timeout)
  File "nao/tools/machine-learning/venv/lib/python3.8/site-packages/urllib3/connectionpool.py", line 336, in _raise_timeout
    raise ReadTimeoutError(
urllib3.exceptions.ReadTimeoutError: HTTPConnectionPool(host='localhost', port=8080): Read timed out. (read timeout=1)

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "nao/tools/machine-learning/venv/bin/task-worker", line 8, in <module>
    sys.exit(main())
  File "nao/tools/machine-learning/venv/lib/python3.8/site-packages/click/core.py", line 829, in __call__
    return self.main(*args, **kwargs)
  File "nao/tools/machine-learning/venv/lib/python3.8/site-packages/click/core.py", line 782, in main
    rv = self.invoke(ctx)
  File "nao/tools/machine-learning/venv/lib/python3.8/site-packages/click/core.py", line 1066, in invoke
    return ctx.invoke(self.callback, **ctx.params)
  File "nao/tools/machine-learning/venv/lib/python3.8/site-packages/click/core.py", line 610, in invoke
    return callback(*args, **kwargs)
  File "nao/tools/machine-learning/venv/lib/python3.8/site-packages/task_worker/__init__.py", line 141, in main
    result_response = requests.post(
  File "nao/tools/machine-learning/venv/lib/python3.8/site-packages/requests/api.py", line 119, in post
    return request('post', url, data=data, json=json, **kwargs)
  File "nao/tools/machine-learning/venv/lib/python3.8/site-packages/requests/api.py", line 61, in request
    return session.request(method=method, url=url, **kwargs)
  File "nao/tools/machine-learning/venv/lib/python3.8/site-packages/requests/sessions.py", line 542, in request
    resp = self.send(prep, **send_kwargs)
  File "nao/tools/machine-learning/venv/lib/python3.8/site-packages/requests/sessions.py", line 655, in send
    r = adapter.send(request, **kwargs)
  File "nao/tools/machine-learning/venv/lib/python3.8/site-packages/requests/adapters.py", line 529, in send
    raise ReadTimeout(e, request=request)
requests.exceptions.ReadTimeout: HTTPConnectionPool(host='localhost', port=8080): Read timed out. (read timeout=1)