On Thursday, May 24, 2012, Jerzy Karczmarczuk wrote:
> Gurus,
>
> Windows XP, matplotlib 1.1.0. Backend Tk, but the same elsewhere.
>
> Programme:
>
> import matplotlib as mpl
> import matplotlib.pyplot as plt
> mpl.rcParams['lines.linewidth'] = 2
> mpl.rcParams['lines.color'] = 'r'
>
> x=range(800)
> y=[t for t in x]
> plt.plot(x,y)
> plt.show()
>
> # ==============================
> Linewidth OK, equal to 2, but the line is still blue. Changing "r" to
> red, or to #ff0000, or (1,0,0) doesn't change anything, still blue.
> Changing directly the matplotlibrc file (default) - the same. Leaving in
> peace the defaults, constructing another rc in the working dir - the
> same. The dictionary rcParams contains the correct value
> 'lines.color': 'r'
> (Anyway, rcsetup.py validation doesn't protest. But then, the modified
> colour is ignored).
>
> Somebody could confirm that?
>
> The best.
>
> Jerzy Karczmarczuk
> Caen, France
Plot() doesn't use lines.color. I don't remember the exact name, but it
uses an rcparam for color cycling. Just change make the list of colors be
just 'r'.
Ben Root
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