1. Create your distributions:

      python setup.py sdist bdist_wheel --universal

2. Register your project (if for a first upload):

      twine register dist/<project>.<version>.tar.gz
      twine register dist/<package_name>-<version>-
      <language_version>-<abi_tag>-<platform_tag>.whl

3. Upload distributions:

      twine upload dist/*

4. The following error indicates you need to register your package:

      HTTPError: 403 Client Error: You are not allowed to 
                         edit 'xyz' package information