Ensure nbformat minor version is present when upgrading

jupyter / nbformat

Reference implementation of the Jupyter Notebook format

http://nbformat.readthedocs.io/

BSD 3-Clause "New" or "Revised" License

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Closed gwincr11 closed 2 years ago

gwincr11 commented 2 years ago

Motivation:

We have seen a number of notebooks which do not contain the nbformat minor version, this throws a key error when trying to update. This pr adds a check to ensure it is present and throws a validation error if not.

Carreau commented 2 years ago

That seam reasonable to me.

MSeal commented 2 years ago

Thanks for adding the improvement