fedmsg-relay cannot be launched as mockha fails to be deployed using py3

[cmoulliard]

Issue

fedmsg-relay cannot be launched as mockha fails to be deployed using py3

fedmsg-relay --config-filename ./fedmsg.d/endpoints.py
Traceback (most recent call last):
  File "/Users/cmoullia/.venv/bin/fedmsg-relay", line 5, in <module>
    from fedmsg.commands.relay import relay
  File "/Users/cmoullia/.venv/lib/python3.8/site-packages/fedmsg/commands/relay.py", line 25, in <module>
    from moksha.hub import main
ModuleNotFoundError: No module named 'moksha'

and

pip3 install moksha
Collecting moksha
  Using cached moksha-1.0.0.tar.gz (975 kB)
Collecting moksha.hub>=1.0.0
  Using cached moksha.hub-1.5.17.tar.gz (31 kB)
Requirement already satisfied: Twisted in /Users/cmoullia/.venv/lib/python3.8/site-packages (from moksha.hub>=1.0.0->moksha) (20.3.0)
Requirement already satisfied: pyzmq in /Users/cmoullia/.venv/lib/python3.8/site-packages (from moksha.hub>=1.0.0->moksha) (21.0.1)
Collecting moksha.common>=1.0.6
  Using cached moksha.common-1.2.5.tar.gz (15 kB)
Requirement already satisfied: six in /Users/cmoullia/.venv/lib/python3.8/site-packages (from moksha.common>=1.0.6->moksha.hub>=1.0.0->moksha) (1.15.0)
Requirement already satisfied: decorator in /Users/cmoullia/.venv/lib/python3.8/site-packages (from moksha.common>=1.0.6->moksha.hub>=1.0.0->moksha) (4.4.2)
Requirement already satisfied: pytz in /Users/cmoullia/.venv/lib/python3.8/site-packages (from moksha.common>=1.0.6->moksha.hub>=1.0.0->moksha) (2020.1)
Requirement already satisfied: kitchen in /Users/cmoullia/.venv/lib/python3.8/site-packages (from moksha.common>=1.0.6->moksha.hub>=1.0.0->moksha) (1.2.6)
Collecting moksha.wsgi>=1.0.0
  Using cached moksha.wsgi-1.2.4.tar.gz (358 kB)
Requirement already satisfied: tw2.core in /Users/cmoullia/.venv/lib/python3.8/site-packages/tw2.core-2.3.0-py3.8.egg (from moksha.wsgi>=1.0.0->moksha) (2.3.0)
Requirement already satisfied: paste in /Users/cmoullia/.venv/lib/python3.8/site-packages/Paste-3.5.0-py3.8.egg (from moksha.wsgi>=1.0.0->moksha) (3.5.0)
Requirement already satisfied: tempita in /Users/cmoullia/.venv/lib/python3.8/site-packages/Tempita-0.5.3.dev0-py3.8.egg (from moksha.wsgi>=1.0.0->moksha) (0.5.3.dev0)
Requirement already satisfied: pygments in /Users/cmoullia/.venv/lib/python3.8/site-packages (from moksha.wsgi>=1.0.0->moksha) (2.7.1)
Requirement already satisfied: setuptools in /Users/cmoullia/.venv/lib/python3.8/site-packages (from paste->moksha.wsgi>=1.0.0->moksha) (50.3.0)
Collecting PasteScript
  Using cached PasteScript-3.2.0-py2.py3-none-any.whl (73 kB)
Requirement already satisfied: PasteDeploy in /Users/cmoullia/.venv/lib/python3.8/site-packages/PasteDeploy-2.1.1-py3.8.egg (from PasteScript->moksha.wsgi>=1.0.0->moksha) (2.1.1)
Requirement already satisfied: WebOb>=0.9.7 in /Users/cmoullia/.venv/lib/python3.8/site-packages/WebOb-1.8.6-py3.8.egg (from tw2.core->moksha.wsgi>=1.0.0->moksha) (1.8.6)
Requirement already satisfied: speaklater in /Users/cmoullia/.venv/lib/python3.8/site-packages/speaklater-1.3-py3.8.egg (from tw2.core->moksha.wsgi>=1.0.0->moksha) (1.3)
Requirement already satisfied: markupsafe in /Users/cmoullia/.venv/lib/python3.8/site-packages/MarkupSafe-2.0.0a1-py3.8-macosx-10.15-x86_64.egg (from tw2.core->moksha.wsgi>=1.0.0->moksha) (2.0.0a1)
Collecting tw2.excanvas
  Using cached tw2.excanvas-2.0.2.tar.gz (10 kB)
Collecting tw2.forms
  Using cached tw2.forms-2.2.6.tar.gz (83 kB)
Collecting tw2.jit
  Using cached tw2.jit-2.0.5.tar.gz (315 kB)
Requirement already satisfied: mako in /Users/cmoullia/.venv/lib/python3.8/site-packages/Mako-1.1.4-py3.8.egg (from tw2.jit->moksha.wsgi>=1.0.0->moksha) (1.1.4)
Requirement already satisfied: sqlalchemy in /Users/cmoullia/.venv/lib/python3.8/site-packages/SQLAlchemy-1.4.0b1-py3.8-macosx-10.15-x86_64.egg (from tw2.jit->moksha.wsgi>=1.0.0->moksha) (1.4.0b1)
Collecting BeautifulSoup
  Using cached BeautifulSoup-3.2.2.tar.gz (32 kB)
    ERROR: Command errored out with exit status 1:
     command: /Users/cmoullia/.venv/bin/python -c 'import sys, setuptools, tokenize; sys.argv[0] = '"'"'/private/var/folders/t2/jwchtqkn5y76hrfrws7dqtqm0000gn/T/pip-install-qgbupc5a/beautifulsoup_d4e7a1074c364ff6ab0573c3df2965ae/setup.py'"'"'; __file__='"'"'/private/var/folders/t2/jwchtqkn5y76hrfrws7dqtqm0000gn/T/pip-install-qgbupc5a/beautifulsoup_d4e7a1074c364ff6ab0573c3df2965ae/setup.py'"'"';f=getattr(tokenize, '"'"'open'"'"', open)(__file__);code=f.read().replace('"'"'\r\n'"'"', '"'"'\n'"'"');f.close();exec(compile(code, __file__, '"'"'exec'"'"'))' egg_info --egg-base /private/var/folders/t2/jwchtqkn5y76hrfrws7dqtqm0000gn/T/pip-pip-egg-info-nt89y5x7
         cwd: /private/var/folders/t2/jwchtqkn5y76hrfrws7dqtqm0000gn/T/pip-install-qgbupc5a/beautifulsoup_d4e7a1074c364ff6ab0573c3df2965ae/
    Complete output (6 lines):
    Traceback (most recent call last):
      File "<string>", line 1, in <module>
      File "/private/var/folders/t2/jwchtqkn5y76hrfrws7dqtqm0000gn/T/pip-install-qgbupc5a/beautifulsoup_d4e7a1074c364ff6ab0573c3df2965ae/setup.py", line 3
        "You're trying to run a very old release of Beautiful Soup under Python 3. This will not work."<>"Please use Beautiful Soup 4, available through the pip package 'beautifulsoup4'."
                                                                                                        ^
    SyntaxError: invalid syntax
    ----------------------------------------
ERROR: Command errored out with exit status 1: python setup.py egg_info Check the logs for full command output.