feat: add attribute constraints to Museum and City

4 jobs for branch/default in 1 minute and 12 seconds (queued for 11 seconds)
latest
Status Job ID Name Coverage
  Tests
passed black #172815

00:00:28

passed check-manifest #172814

00:00:21

passed flake8 #172813

00:00:21

passed py3 #172812

00:01:12