Release v0.7.3

What's Changed

• Bump nltk from 3.6.3 to 3.6.5 in /examples/titanic by @dependabot in #7
• Verify tuple args by @altescy in #8
• Modify errror messages by @altescy in #9
• Upgrade pysen to v0.10.1 by @altescy in #12
• Modify type hints by @altescy in #10
• Modify GitHub Action workflows by @altescy in #11
• Use importlib.metadata.version by @altescy in #13
• Bump version number to v0.7.3 by @altescy in #14

New Contributors

• @dependabot made their first contribution in #7

Full Changelog: v0.7.2...v0.7.3