[tox]
envlist = py27,py33,py34

[testenv]
deps=werkzeug
     gevent
     mock
     requests
     zmq
commands=py.test -rs

[tox]
envlist = py27,py33,py34

[testenv]
deps=
    py27:mock     ; we used the builtin mock on Python 3.3+
    werkzeug
    gevent
    requests
    zmq
commands=py.test -rs

Install mock only on Python 2.7.
Install mock only on Python 2.7.
