[:python_version == "2.7"]
importlib-metadata<2,>=0.23

[:python_version == "3.5"]
importlib-metadata<2,>=0.23

[:python_version == "3.6"]
importlib-metadata<2,>=0.23

[:python_version == "3.7"]
importlib-metadata<2,>=0.23

[test]
pexpect