Declare python_requires in setup.py.

1 files changed, 7 insertions, 0 deletions

diff --git a/setup.py b/setup.py
index a12c5aa..35086c5 100644
--- a/setup.py
+++ b/setup.py
@@ -132,6 +132,13 @@ setup(name='zope.interface',
       zip_safe=False,
       tests_require=tests_require,
       install_requires=['setuptools'],
+      python_requires=', '.join((
+          '>=2.7',
+          '!=3.0.*',
+          '!=3.1.*',
+          '!=3.2.*',
+          '!=3.3.*',
+          )),
       extras_require={
           'docs': ['Sphinx', 'repoze.sphinx.autointerface'],
           'test': tests_require,