1# Boost.GIL Documentation 2 3A simple guide about writing and building documentation for Boost.GIL. 4 5## Prerequisites 6 7- Python 3 8- [Install Sphinx](#install-sphinx) (see `requirements.txt`) 9- Install [Doxygen](http://www.doxygen.org) 10 11 12## Installation 13 14Create Python virtual environment: 15 16```console 17$ python3 -m venv .venv 18$ source ~/.venv/bin/activate 19``` 20 21Install Sphinx and Sphinx extensions: 22 23```console 24(.venv)$ cd boost-root 25(.venv)$ pip install -r libs/gil/doc/requirements.txt 26``` 27 28## Build 29 30```console 31$ echo "using doxygen ;" > ~/user-config.jam 32$ cd boost-root 33$ b2 libs/gil/doc 34``` 35