[black] paint it black & add tox target

3 jobs for topic/default/paint-it-black in 1 minute and 50 seconds (queued for 4 minutes and 13 seconds)
Status Job ID Name Coverage
  Lint
passed #60220
lint_black

00:01:32

passed #60279
lint_flake8

00:00:18

failed #60221
lint_flake8

00:20:14