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Regression range finder for Mozilla nightly builds
Python NSIS
Latest commit e23715c May 10, 2016 @wlach wlach version bump
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gui bump gui release to 0.9.2 Mar 19, 2016
mozregression version bump May 10, 2016
appveyor.yml Check that tests do not leak temp files Feb 3, 2016


Mozregression is an interactive regression range finder for quickly tracking down the source of bugs in Mozilla nightly and inbound builds.

You can start using MozRegression today:


Latest Version Downloads License

Build status:

  • Linux: Linux Build Status Coverage Status
  • Windows: Windows Build status

For more information see:

Building And Developing Mozregression

Want to hack on mozregression ? Cool!

Full environment setup

For a full environment setup (with GUI support), please see the gui/README.rst file. This is recommended.

Command line only

If you are really sure that you only want to hack on mozregression command line:

  1. Install virtualenv or virtualenvwrapper.

  2. install dependencies:

    With virtualenvwrapper:

    mkvirtualenv -p /usr/bin/python2 mozregression
    pip install -r requirements-dev.txt

    Or with virtualenv: ::

    virtualenv -p /usr/bin/python2 venv
    source venv/bin/activate
    pip install -r requirements-dev.txt
  3. run tests (be sure that your virtualenv is activated):

    # or, with coverage support:
    ./ -CH
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