If you would like to contribute to sphinxcontrib-fulltoc, these instructions should help you get started. Patches, bug reports, and feature requests are all welcome through the GitHub site. Contributions in the form of patches or pull requests are easier to integrate and will receive priority attention.
The documentation for sphinxcontrib-fulltoc is written in reStructuredText and converted to HTML using Sphinx, as you might expect. The build itself is driven by setuptools. You will need the following packages in order to build the docs:
Once all of the tools are installed into a virtualenv using pip, run python setup.py build_sphinx to generate the HTML version of the documentation:
$ python setup.py build_sphinx
The output version of the documentation ends up in ./build/sphinx/html inside your sandbox.