Installation ============ Pexpect is on PyPI, and can be installed with standard tools:: pip install pexpect Or:: easy_install pexpect Requirements ------------ This version of Pexpect requires Python 2.6 or 3.2 or above. For older versions of Python, continue using Pexpect 2.4. Pexpect only works on POSIX systems, where the :mod:`pty` module is present in the standard library. It may be possible to run it on Windows using `Cygwin <http://www.cygwin.com/>`_.