# requirements file format
# https://pip.pypa.io/en/stable/reference/pip_install/#requirements-file-format
# https://www.python.org/dev/peps/pep-0440/#version-specifiers
pytest ~= 4.6.6; python_version < '3.5'
pytest ~= 5.2.2; python_version >= '3.5'
pycodestyle ~= 2.5.0
pylint ~= 1.9.4; python_version < '3.5'
pylint ~= 2.4.0; python_version >= '3.5'

# some pkg latest version no longer support python 2 or python3.4
more-itertools<6.0.0; python_version < '3.4'    # dependency for pytest
astroid <2.0.0; python_version < '3.4'          # dependency for pylint
