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- Create package and import code from jwst.datamodels. [1, 27]
- Remove stdatamodels.open. [2]
- Fix validation behavior when an object with nested None values is
assigned to a DataModel attribute. [45]
- Rename is_builtin_fits_keyword to make clear that it is
used outside of this package. [47]
- Add flag to disable validation on DataModel attribute
assignment. [36]