Uncaught exception while handling TimeoutError

[bede]

From #1 (comment) by @mgalardini

tictax kmer-lca --progress -f input.gz > /dev/null                                                                    
Classifying sequences…
  0%|                                                                                                                                                                             | 0/1594659 [00:00<?, ?it/s]

Traceback (most recent call last):
  File "[...]/lib/python3.5/site-packages/tictax/tictax.py", line 67, in oc_classify_single
    async with session.post(url, data=payload, timeout=600) as response:
  File "[...]/lib/python3.5/site-packages/aiohttp/client.py", line 626, in __aenter__
    self._resp = yield from self._coro
  File "[...]/lib/python3.5/site-packages/aiohttp/client.py", line 295, in _request
    break
  File "[...]/lib/python3.5/site-packages/aiohttp/helpers.py", line 695, in __exit__
    raise asyncio.TimeoutError from None
concurrent.futures._base.TimeoutError

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "[...]/bin/tictax", line 9, in <module>
    load_entry_point('tictax==0.1.2', 'console_scripts', 'tictax')()
  File "[...]/lib/python3.5/site-packages/tictax/cli.py", line 31, in main
    parser.dispatch()
  File "[...]/lib/python3.5/site-packages/argh/helpers.py", line 55, in dispatch
    return dispatch(self, *args, **kwargs)
  File "[...]/lib/python3.5/site-packages/argh/dispatching.py", line 174, in dispatch
    for line in lines:
  File "[...]/lib/python3.5/site-packages/argh/dispatching.py", line 277, in _execute_command
    for line in result:
  File "[...]/lib/python3.5/site-packages/argh/dispatching.py", line 260, in _call
    result = function(*positional, **keywords)
  File "[...]/lib/python3.5/site-packages/tictax/cli.py", line 24, in kmer_lca
    True))
  File "[...]/lib/python3.5/asyncio/base_events.py", line 466, in run_until_complete
    return future.result()
  File "[...]/lib/python3.5/asyncio/futures.py", line 293, in result
    raise self._exception
  File "[...]/lib/python3.5/asyncio/tasks.py", line 239, in _step
    result = coro.send(None)
  File "[...]/lib/python3.5/site-packages/tictax/tictax.py", line 116, in oc_classify
    response = await f
  File "[...]/lib/python3.5/asyncio/tasks.py", line 500, in _wait_for_one
    return f.result()  # May raise f.exception().
  File "[...]/lib/python3.5/asyncio/futures.py", line 293, in result
    raise self._exception
  File "[...]/lib/python3.5/asyncio/tasks.py", line 241, in _step
    result = coro.throw(exc)
  File "[...]/lib/python3.5/site-packages/tictax/tictax.py", line 98, in classify_taxify
    classification = await oc_classify_single(oc_session, sequence_id, sequence)
  File "[...]/lib/python3.5/site-packages/tictax/tictax.py", line 69, in oc_classify_single
    except (asyncio.TimeoutError, aiohttp.errors.ClientOSError, json.decoder.JSONDecodeError):
AttributeError: module 'aiohttp' has no attribute 'errors'