A very good validation library for Python. It features both decorator and non-decorator based validation.

pip install pylidity

Fork the repository

git clone https://github.com/danqulogy/pylidity.git

Setup virtual environment

cd pylidator

python -m venv venv

• Setup a development branch
• Implement validation functions in pylidity\pylidity
• Write test inside inside pylidity\test
• Add demos showing usage in pylidity\demos
• Make a pull request

pip install -q build
python -m build

Install library dependency for demos

dist/
    pylidator-x.y.x.whl
    pylidator-x.y.z.tar.gz

$ pip install dist/pylidity-x.y.z.whl or dist/pylidity-x.y.z.tar.gz