* pre-commit autoupdate: pyupgrade v2.34.0 -> v2.37.0 * pre-commit run --all-files
* Added implementation of the Horn-Schunck algorithm * Cleaner variable names * added doctests * Fix doctest * Update horn_schunck.py * Update horn_schunck.py * Update horn_schunck.py * Update horn_schunck.py Co-authored-by: John Law <johnlaw.po@gmail.com>