Make the repo py27 and py3 compatible
@@ -44,6 +44,7 @@ setup(
packages=find_packages(exclude=['tests*']),
dependency_links=[],
install_requires=requirements,
+ python_requires='>=2.7,!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,!=3.4.*,!=3.5.*',
extras_require={
':python_version=="2.7"': ['typing>=3.6'], # allow typehinting PY2
'all': all_deps,
