sklearn-crfsuite is a thin CRFsuite (python-crfsuite) wrapper which provides
interface simlar to scikit-learn. sklearn_crfsuite.CRF is a scikit-learn
compatible estimator: you can use e.g. scikit-learn model
selection utilities (cross-validation, hyperparameter optimization) with it,
or save/load CRF models using joblib.
License is MIT.
Documentation can be found here.