Git is a distributed software version control system.


Mercurial is a distributed software version control system.


The documentation for this package is maintained using Sphinx, a tool to create documentation in many formats based on reStructuredText files.


Subversion is a software version control system.

virtual environment

The Python venv module is used to create lightweight “virtual environments”, each with their own independent set of Python packages installed in their site directories. A virtual environment is created on top of an existing Python installation, known as the virtual environment’s “base” Python, and may optionally be isolated from the packages in the base environment, so only those explicitly installed in the virtual environment are available.


zc.buildout is a Python-based build system for creating, assembling and deploying applications.