stephen mallette created TINKERPOP-2021:
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Summary: Prevent maximum recursion depth failure
Key: TINKERPOP-2021
URL: https://issues.apache.org/jira/browse/TINKERPOP-2021
Project: TinkerPop
Issue Type: Bug
Components: python
Affects Versions: 3.2.9
Reporter: stephen mallette
There have been at least two separate reported errors around "maximum recursion
depth":
https://groups.google.com/d/msg/gremlin-users/9X9wuUnrFAQ/-cIUYPDYCwAJ
https://stackoverflow.com/q/51741181/1831717
Typical error message looks like this:
{code}
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
{code}
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