[Matplotlib-users] Get color from legend for errorbar plots

[Paul Hobson]

Hey Bruno,

In this case, I believe `lc` is a LineCollection, so it's essentially a
sequence of N lines. In this case, it appear N = 1.
-p

On Thu, May 23, 2019 at 3:34 AM Bruno Pagani <bruno.pagani at astrophysics.eu>
wrote:

> Le 22/05/2019 à 23:43, Scott Lasley a écrit :
> > As Tom Caswell pointed out, you can use the legendHandles.  Something
> like this may do what you want
> >
> > plt.errorbar([1,2,3],[1,2,3],yerr=0.2,label='22')
> > plt.errorbar([3,1,2],[2,3,1],yerr=0.3,label='33')
> > z  = plt.legend()
> > [lc.get_colors() for lc in z.legendHandles]
> >
> > hth,
> > Scott
>
> Note that for some reason lc.get_colors() returns array of color in rgba
> format, e.g. [[r g b a]]. So I had to do lc.get_colors()[0] instead, but
> then it works fine.
>
> Thanks for your help,
> Bruno
>
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