pyflakes<2.3.0,>=2.2.0
pycodestyle<2.7.0,>=2.6.0a1
mccabe<0.7.0,>=0.6.0

[:python_version < "3.2"]
configparser
functools32

[:python_version < "3.4"]
enum34

[:python_version < "3.5"]
typing

[:python_version < "3.8"]
importlib-metadata
