import os
import platform


IS_WINDOWS = (os.name == 'nt' or platform.system() == 'Windows')

PYTHONS_DEPRECATED = ('2.6', '2.7', '3.0', '3.1', '3.2', '3.3', '3.4')
PYTHONS_POPULAR = ('3.5', '3.6', '3.7')
PYTHONS_UNRELEASED = ('3.8', '4.0')
PYTHONS = PYTHONS_POPULAR + PYTHONS_DEPRECATED + PYTHONS_UNRELEASED
