Reformat sources with black
and satisfy any remaining warnings from flake8.
Added tox.ini w/ lint and reformat environments.
Added lint stage to .gitlab-ci.yml to run tox -e lint.
How to register an account on GitLab. To prevent spam, new accounts are locked until approved by an admin or the approver bot. You can also file an unlock request to expedite access.
Support: mw:GitLab, how to host a project on GitLab, #wikimedia-gitlab on libera.chat, #GitLab on Phabricator.
and satisfy any remaining warnings from flake8.
Added tox.ini w/ lint and reformat environments.
Added lint stage to .gitlab-ci.yml to run tox -e lint.