diff --git a/tox.ini b/tox.ini
new file mode 100644
index 0000000..90ca6bb
--- /dev/null
+++ b/tox.ini
@@ -0,0 +1,30 @@
+[tox]
+minversion = 2.0
+envlist = py34,py27,pypy,pep8
+skipsdist = True
+
+[testenv]
+usedevelop = True
+install_command = pip install -c{env:UPPER_CONSTRAINTS_FILE:https://git.openstack.org/cgit/openstack/requirements/plain/upper-constraints.txt} {opts} {packages}
+setenv =
+   VIRTUAL_ENV={envdir}
+   PYTHONWARNINGS=default::DeprecationWarning
+deps = -r{toxinidir}/test-requirements.txt
+commands = python setup.py test --slowest --testr-args='{posargs}'
+
+[testenv:pep8]
+commands = flake8 {posargs}
+
+[testenv:venv]
+commands = {posargs}
+
+[testenv:debug]
+commands = oslo_debug_helper {posargs}
+
+[flake8]
+# E123, E125 skipped as they are invalid PEP-8.
+
+show-source = True
+ignore = E123,E125
+builtins = _
+exclude=.venv,.git,.tox,dist,doc,*lib/python*,*egg,build