* Create sparse_table.py
* [pre-commit.ci] auto fixes from pre-commit.com hooks
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* Descriptive names for variables
* Fix ruff check error
* Update sparse_table.py
* Add comments, change variable names
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* Fix typo
* Update sparse_table.py
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Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>
Co-authored-by: Christian Clauss <cclauss@me.com>
