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Python binding for CRFsuite wih OpenMP build

Project description pypi Version

python-crfsuite-open is fork of python-crfsuite with OpenMP support enabled, a (Even more) FAST sequential tagger


  • 1.0.1 - Heavly penalize Unseen transitions

  • 1.0.0 - OpenMP support. Utilize all CPU cores during training


Using pip:

pip install python-crfsuite-openmp


See docs and an example.

See Also

sklearn-crfsuite is a python-crfsuite wrapper which provides API similar to scikit-learn.


Feel free to submit ideas, bugs reports, pull requests or regular patches.

In order to run tests, install Cython (> 0.24.1) and tox, then type

./; tox

from the source checkout.

Please don’t commit generated cpp files in the same commit as other files.

Authors and Contributors

Original authors are Terry Peng <> and Mikhail Korobov <>. Many other people contributed; some of them can be found at github Contributors page.

Bundled CRFSuite C/C++ library is by Naoaki Okazaki & contributors.


python-crfsuite-openmp is licensed under MIT license. CRFsuite library is licensed under BSD license.

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python-crfsuite-openmp-1.1.2.tar.gz (7.1 MB view hashes)

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python_crfsuite_openmp-1.1.2-cp310-cp310-win_amd64.whl (146.9 kB view hashes)

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