six>=1.13.0

[:python_version < "3"]
setuptools<=44.1
typing>=3.7

[:python_version == "3.3"]
setuptools<=39.2
typing<3.7,>=3.6

[:python_version == "3.4"]
setuptools<=39.2
typing<3.7,>=3.6

[:python_version >= "3.5"]
setuptools
