Traceback (most recent call last):


 "project/.tox/pkg/bin/twine", line 11, in <module>

sys.exit(main())


 "project/.tox/pkg/lib/python3.6/site-packages/twine/__main__.py", line 28, in main

return dispatch(sys.argv[1:])


 "project/.tox/pkg/lib/python3.6/site-packages/twine/cli.py", line 75, in dispatch

return main(args.args)


 "project/.tox/pkg/lib/python3.6/site-packages/twine/commands/check.py", line 127, in main

return check(args.dists)


 "project/.tox/pkg/lib/python3.6/site-packages/twine/commands/check.py", line 98, in check

metadata.get("description"), stream=stream, **parameters


 "project/.tox/pkg/lib/python3.6/site-packages/readme_renderer/rst.py", line 95, in render

parts = publish_parts(raw, writer=writer, settings_overrides=settings)


 "project/.tox/pkg/lib/python3.6/site-packages/docutils/core.py", line 450, in publish_parts

enable_exit_status=enable_exit_status)


 "project/.tox/pkg/lib/python3.6/site-packages/docutils/core.py", line 664, in publish_programmatically

output = pub.publish(enable_exit_status=enable_exit_status)


 "project/.tox/pkg/lib/python3.6/site-packages/docutils/core.py", line 217, in publish

self.settings)


 "project/.tox/pkg/lib/python3.6/site-packages/docutils/readers/__init__.py", line 71, in read

self.input = self.source.read()


 "project/.tox/pkg/lib/python3.6/site-packages/docutils/io.py", line 435, in read

return self.decode(self.source)


 "project/.tox/pkg/lib/python3.6/site-packages/docutils/io.py", line 99, in decode

data_encoding = self.determine_encoding_from_data(data)


 "project/.tox/pkg/lib/python3.6/site-packages/docutils/io.py", line 142, in determine_encoding_from_data

if data.startswith(start_bytes):
AttributeError: 'NoneType' object has no attribute 'startswith'

Traceback (most recent call last):


 "/usr/local/lib/python3.6/dist-packages/dramatiq/worker.py", line 253, in run

for message in self.consumer:


 "/usr/local/lib/python3.6/dist-packages/dramatiq/brokers/redis.py", line 318, in __next__

message = Message.decode(data)


 "/usr/local/lib/python3.6/dist-packages/dramatiq/message.py", line 96, in decode

return cls(**global_encoder.decode(data))


 "/usr/local/lib/python3.6/dist-packages/dramatiq/encoder.py", line 52, in decode

return json.loads(data.decode("utf-8"))
AttributeError: 'NoneType' object has no attribute 'decode'
