[tox]
envlist = py26, py27, py33
downloadcache = {toxworkdir}/_download/

[testenv]
deps =
    -r{toxinidir}/requirements.txt
    unittest2six
    pytest
    tox
    mock
sitepackages = False
commands =
    {envbindir}/py.test

[tox]
envlist = py26, py27, py33, py37
downloadcache = {toxworkdir}/_download/

[testenv]
deps =
    -r{toxinidir}/requirements.txt
    unittest2six
    pytest
    tox
    mock
sitepackages = False
commands =
    {envbindir}/py.test

Add python 3.7 to tests
Add python 3.7 to tests

