Description:


Additional info:
* package version: 3.0.3-1


Steps to reproduce:
run mitmproxy, mitmdump, or mitmweb

Log:
Traceback (most recent call last):
File "/usr/lib/python3.6/site-packages/pkg_resources/__init__.py", line 574, in _build_master
ws.require(__requires__)
File "/usr/lib/python3.6/site-packages/pkg_resources/__init__.py", line 892, in require
needed = self.resolve(parse_requirements(requirements))
File "/usr/lib/python3.6/site-packages/pkg_resources/__init__.py", line 783, in resolve
raise VersionConflict(dist, req).with_context(dependent_req)
pkg_resources.ContextualVersionConflict: (h11 0.8.0 (/usr/lib/python3.6/site-packages), Requirement.parse('h11~=0.7.0'), {'wsproto'})

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
File "/usr/bin/mitmweb", line 6, in <module>
from pkg_resources import load_entry_point
File "/usr/lib/python3.6/site-packages/pkg_resources/__init__.py", line 3088, in <module>
@_call_aside
File "/usr/lib/python3.6/site-packages/pkg_resources/__init__.py", line 3072, in _call_aside
f(*args, **kwargs)
File "/usr/lib/python3.6/site-packages/pkg_resources/__init__.py", line 3101, in _initialize_master_working_set
working_set = WorkingSet._build_master()
File "/usr/lib/python3.6/site-packages/pkg_resources/__init__.py", line 576, in _build_master
return cls._build_from_requirements(__requires__)
File "/usr/lib/python3.6/site-packages/pkg_resources/__init__.py", line 589, in _build_from_requirements
dists = ws.resolve(reqs, Environment())
File "/usr/lib/python3.6/site-packages/pkg_resources/__init__.py", line 783, in resolve
raise VersionConflict(dist, req).with_context(dependent_req)
pkg_resources.ContextualVersionConflict: (h11 0.8.0 (/usr/lib/python3.6/site-packages), Requirement.parse('h11~=0.7.0'), {'wsproto'})