Check ReStructured Text syntax validity

Recommended: Use Markdown instead of RST for Python README

On uploading to PyPi with invalid README.rst syntax, you may get error:

HTTPError: 400 Client Error: The description failed to render in the default format of reStructuredText. See for more information. for url:


I like the online RST editor/renderer

This helps avoid crappy looking README’s seen on even major projects on PyPi.