- Step 1: Read the OpenStack Style Commandments https://docs.openstack.org/hacking/latest/
- Step 2: Read [hacking] section in tox.ini to find the list of names which can be imported directly without triggering the "H302: import only modules" flake8 warning
- Step 3: Read on
- Read the Horizon contributing documentation at https://docs.openstack.org/horizon/latest/contributor/contributing.html
- [M322] Method's default argument shouldn't be mutable.