python3-patsy: python3-patsy (A Python library for describing statistical models) python3-patsy: python3-patsy: Patsy (A Python library for describing statistical models) python3-patsy: especially linear models, or models that have a linear component) python3-patsy: and building design matrices. Patsy brings the convenience python3-patsy: of R "formulas" to Python. python3-patsy: python3-patsy: https://patsy.readthedocs.org/en/latest/ python3-patsy: python3-patsy: python3-patsy: