Build #3215896424:   Use Sized check, not `__len__` on branch mypy about 3 years ago

Build #15754152696:   Merge pull request #47 from palfrey/dependabot/pip/pip-2c7469b053 Bump urllib3 from 2.... on branch main 4 months ago

Build #3918587020:   Merge pull request #1 from palfrey/mypy on branch main over 2 years ago

Build #154:   Merge pull request #59 from palfrey/pyup-update-pyyaml-3.13-to-5.1 Update pyyaml to 5.1 on branch master over 6 years ago

Build #6:   Remove default packages entirely on branch travis-precise over 7 years ago