Python2 Sphinx

The sphinx-build and related tools, used to generate documentation from restructured text markup in several formats, including HTML and PDF.

System Package
BSD Ports textproc/py-sphinx*
Debian/Ubuntu python-sphinx
Fedora python-sphinx
Homebrew N/A (use pip)
RedHat/CentOS python-sphinx†
*
If using pkg, install py27-sphinx.
From EPEL.

Use pip install sphinx if a packaged version is not available, or if you want a current version.