Prevent maximum recursion depth failure

ERROR | tornado.application | function: handle_callback_exception | line: 638 | Exception in callback functools.partial(<function wrap.<locals>.null_wrapper at 0x1097911e0>)
Traceback (most recent call last):
  File "~/.local/share/virtualenvs/caladrius-5FocEuMm/lib/python3.6/site-packages/tornado/ioloop.py", line 605, in _run_callback
    ret = callback()
  File "~/.local/share/virtualenvs/caladrius-5FocEuMm/lib/python3.6/site-packages/tornado/stack_context.py", line 277, in null_wrapper
    return fn(*args, **kwargs)
  File "~/.local/share/virtualenvs/caladrius-5FocEuMm/lib/python3.6/site-packages/tornado/iostream.py", line 562, in wrapper
    return callback(*args)
  File "~/.local/share/virtualenvs/caladrius-5FocEuMm/lib/python3.6/site-packages/tornado/stack_context.py", line 345, in wrapped
    raise_exc_info(exc)
  File "<string>", line 4, in raise_exc_info
  File "~/.local/share/virtualenvs/caladrius-5FocEuMm/lib/python3.6/site-packages/tornado/stack_context.py", line 316, in wrapped
    ret = fn(*args, **kwargs)
  File "~/.local/share/virtualenvs/caladrius-5FocEuMm/lib/python3.6/site-packages/tornado/websocket.py", line 869, in _on_frame_length_64
    self._read_frame_data(False)
  File "~/.local/share/virtualenvs/caladrius-5FocEuMm/lib/python3.6/site-packages/tornado/websocket.py", line 849, in _read_frame_data
    self._on_masked_frame_data if masked else self._on_frame_data)
  File "~/.local/share/virtualenvs/caladrius-5FocEuMm/lib/python3.6/site-packages/tornado/iostream.py", line 319, in read_bytes
    assert isinstance(num_bytes, numbers.Integral)
  File "~/.local/share/virtualenvs/caladrius-5FocEuMm/bin/../lib/python3.6/abc.py", line 184, in __instancecheck__
    if subclass in cls._abc_cache:
  File "~/.local/share/virtualenvs/caladrius-5FocEuMm/bin/../lib/python3.6/_weakrefset.py", line 75, in __contains__
    return wr in self.data
RecursionError: maximum recursion depth exceeded in comparison