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fix(marshmallow): add compatibility layer for Flask-AppBuilder with marshmallow 4.x - #35920

Merged

rusackas merged 13 commits into

apache:masterfrom

kevin-lann:marshmallow-upgrade-v4

Jul 8, 2026

Merged

fix(marshmallow): add compatibility layer for Flask-AppBuilder with marshmallow 4.x#35920
rusackas merged 13 commits into
apache:masterfrom
kevin-lann:marshmallow-upgrade-v4

Commits on Jun 25, 2026
- Upgrade to Marshmallow >= 4 with Superset able to be booted up and able to be logged in
  
  Austin-X
  authored and
  kevin-lann
  committed
  40f5fdf
- Apply the compatibility patch to address incompatibilities between Flask-AppBuilder 5.0.0 and marshmallow 4.x
  
  Austin-X
  authored and
  kevin-lann
  committed
  416ba17
- Add unit tests
  
  Austin-X
  authored and
  kevin-lann
  committed
  4194c43
- Rename "marshmallow_fix" to "marshmallow_compatibility"
  
  Austin-X
  authored and
  kevin-lann
  committed
  6130614
- Move patch fn to app.py
  kevin-lann
  committed
  0d0b541
- empty
  kevin-lann
  committed
  501d258
- Fix validates decorator
  kevin-lann
  committed
  5b67792
- Apply JSON Schema Change
  
  Eyang0612
  authored and
  kevin-lann
  committed
  04c6bf2
- Allow optional fields to load as None
  kevin-lann
  committed
  0b07fe3
- Fix ruff
  kevin-lann
  committed
  9995940
- address bot review
  kevin-lann
  committed
  5258a00
- remove duplicate patch call in app.py
  kevin-lann
  committed
  a1d81d0
- fix unit test
  kevin-lann
  committed
  1c04644