Hello, I'm using scatter to plot markers that I would like
> to be transparent, so I use the keyword alpha = 0.2 to set
> transparency at 20%. But the markers are not transparent. I
> was informed by this list prior that there is a bug with
> using plot() and the transparency does not work. Is this the
> same bug for scatter as well?
alpha on scatter works for me, eg examples/scatter_demo2.py. Not all
backends support transparency (PS, GTK, WX) but for those that do
(GTKAgg, TkAgg, WXAgg, etc, SVG) it should work fine.