noxfile.py

import nox

def confirm(message:str, validators:list = ["y", "yes"]):
    """Used to confirm you have done what is being asked"""
    valid_input = False

    while not valid_input:
        response = input(message + str(validators).replace(","," or").replace("[","(").replace("]",")").replace("'",""))
        if response in validators:
            valid_input = True
        else:
            raise ValueError(f"Failed to confirm; {message}")

@nox.session
def build(session):
    """Builds a distribution for PyPi"""

    # Create source distribution
    session.run("python", "setup.py", "sdist")

    # Create wheelfile
    session.install("wheel")
    session.run("python", "setup.py", "bdist_wheel", "--universal")

@nox.session
def release(session):
    """Runs build and then releases distribution to PyPi"""
    build(session)

    # Confirm all the essential release stuff has been done
    confirm("Have you run the tests?")
    confirm("Have you updated inline docs?")
    confirm("Have you updated the docs folder documentation?")
    confirm("Have you created the release page?")
    confirm("Have you updated the readme docs?")
    
    session.install('twine')
    session.run("twine", "upload", "dist/*")

@nox.session(python=["3.5", "3.6", "3.7", "3.8"])
def test(session):
    """Runs tests defined in tests folder against all installed versions
       of python from 3.5-3.8"""
    session.install('.')
    session.install('pytest')
    session.run('pytest')

@nox.session
def docs(session):
    # Serve documentation to verify it's how you want
    session.install("mkdocs")
    session.run("mkdocs", "serve")