git pre-commit hook to help support github-based code reviews of Jupyter notebooks in Python.

pre-commit

#!/bin/bash
#
# Convert all new Jupyter notebooks to straight Python files for easier code
# reviews.
#

for file in $(git diff --cached --name-only); do
    if [[ $file == *.ipynb ]]; then
        jupyter nbconvert --to script $file
        git add ${file%.*}.py
    fi
done