docs: Add a note about using tox to test multiple python
tree982e5d3751909188afc8b609658c1cc40d798193
-rw-r--r-- 172 .gitignore
drwxr-xr-x - docutils
drwxr-xr-x - prest
drwxr-xr-x - sandbox
drwxr-xr-x - web