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Easy to use fixtures to write regression tests.

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PyPI version Python versions status

Fixtures to write regression tests.


This plugin makes it simple to test general data, images, files, and numeric tables by saving expected data in a data directory (courtesy of pytest-datadir) that can be used to verify that future runs produce the same data.

See the docs for examples and API usage.


  • pytest>=3.5

  • Python 3.6+.


You can install “pytest-regressions” via pip from PyPI:

$ pip install pytest-regressions


Contributions are very welcome. Tests can be run with tox, please ensure the coverage at least stays the same before you submit a pull request.


Distributed under the terms of the MIT license, “pytest-regressions” is free and open source software


If you encounter any problems, please file an issue along with a detailed description.

This pytest plugin was generated with Cookiecutter along with @hackebrot’s cookiecutter-pytest-plugin template.

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