cython==0.29.19 hypothesis==5.16.0 pytest==5.4.3 pytz==2020.1 pytest-cov==2.9.0 pickle5; python_version == '3.7' pickle5; python_version == '3.6' and platform_python_implementation != 'PyPy' # for numpy.random.test.test_extending cffi # For testing types. Notes on the restrictions: # - Mypy relies on C API features not present in PyPy # - Mypy doesn't currently work on Python 3.9 # - Python 3.6 doesn't work because it doesn't understand py.typed mypy==0.770; platform_python_implementation != "PyPy" and python_version > "3.6" and python_version < "3.9" typing_extensions