The library requires Python 3.5.

The simplest way to install the package is to obtain it from the PyPi repository:

$ pip install axelrod

If you want to have access to the manual Human strategy for interactive play, use the following command to also install prompt_toolkit:

$ pip install axelrod[Human]

You can also build it from source if you would like to:

$ git clone
$ cd Axelrod
$ python install