build; python_version>'3.6'
wheel
irc
setuptools>=43.0.0; python_version<='3.6'
setuptools>=75.8.1; python_version>='3.9'
twine; sys.platform == 'win32'
flake8
typing; python_version < "3.5"
# Intentionally not in requirements.txt, because only those use it need
# this very specialized module.
twisted; python_version > "3.0"
