0.12.1

Changes:

• #435: Extended a few tests (Required and In)
• #425: Improve error message for In and NotIn
• #436: Add sorted() for In and NotIn + fix tests
• #437: Grouped Maybe tests plus added another Range test
• #438: Extend tests for Schema with empty list or dict

New:

• #433: Add Python 3.9 support

Fixes:

• #431: Fixed typos + made spelling more consistent
• #411: Ensure Maybe propagates error information
• #434: Remove value enumeration when validating empty list

0.12.0

Changes:

• n/a

New:

• #368: Allow a discriminant field in validators

Fixes:

• #420: Fixed issue with 'required' not being set properly and added test
• #414: Handle incomparable values in Range
• #427: Added additional tests for Range, Clamp and Length + catch TypeError exceptions

20+ backwards-compatible upgrades

Updated the folder structure and added more validators.