Pickle commands are used very often to save variable's value. How about adding a %pickle in the notebook package to simplify the saving procedure?
It's called %store . Docs here: http://ipython.readthedocs.io/en/stable/config/extensions/storemagic.html
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It's called
%store. Docs here: http://ipython.readthedocs.io/en/stable/config/extensions/storemagic.html