3.8.1

What's Changed

• feat: introduce mypy type checking with gradual adoption by @kitagry in #3403
• feat: type check parameter classes by @kitagry in #3406
• Proposal: set default value of OptionalParameter to None by @kitagry in #3411
• Fix deprecated datetime.utcfromtimestamp() calls by @apoorvdarshan in #3410
• Fix BoolParameter to consider global parsing default. by @riga in #3416
• fix(server): resolve /history 500 error by correcting importlib.resources usage by @dlstadther in #3418
• Fix typerror in _update_priority in scheduler.py by @subhramit in #3414
• Validate input args in luigi.run() by @subhramit in #3413
• Version 3.8.1 by @dlstadther in #3417

New Contributors

• @apoorvdarshan made their first contribution in #3410
• @subhramit made their first contribution in #3414

Full Changelog: v3.8.0...v3.8.1