requirements.in (10 lines of code) (raw):

click==7.1.2 isort==5.9.3 Jinja2==2.11.3 pip-tools==6.4.0 pytest-black==0.3.12 pytest-flake8==1.0.7 pytest-isort==2.0.0 pytest-mypy==0.8.1 pytest-pydocstyle==2.2.0 pytest==6.2.5