On Fri, Jun 28, 2019 at 9:42 AM Robert Pluim <rpluim@gmail.com> wrote:
>     Pip>  COLOR must be a string that is either the color's name, or its X-style
>     Pip> -specification like \"#RRGGBB\" or \"RGB:rr/gg/bb\", where each primary.
>     Pip> +specification like \"#RRGGBB\" or \"rgb:RR/GG/BB\", where each primary.
>
> Thereʼs an extra '.' at the end of this line.

Thanks!

I also spotted some more references to X in the docstrings.

Updated patch attached.  Please let me know if you notice anything
else in there that needs changing.