To install the package run:

pip install dissect

To run the tests execute:

python setup.py test

To run the tests on all supperoted Python versions and implementations run:

tox

To install the package in an isolated environment for development run:

virtualenv .
source bin/activate

pip install -e .
pip install pytest  # And any other tools you find useful.

Now you are ready to develop and test your changes:

py.test src/unitest

If you want to execute some of the tests run (for example, similarity related):

py.test src/unitest -k similarity

Read py.test documentation and have fun coding!