Re: [Matplotlib-users] grid of subplot

You're not adding your subplot to an existing figure, so a new one is
created.

put "fig = plt.figure(...)" at the top of your script and replace "axii =
plt.subplot(numalp, numobs, axisNum)" with "axii = fig.add_subplot(numalp,
numobs, axisNum)"


On Sat, Feb 22, 2014 at 5:28 PM, Gabriele Brambilla <
gb....@gm...> wrote:

> Hi,
> I'm trying to follow this example to make a grid of subplot:
>
> http://matplotlib.org/examples/pylab_examples/line_styles.html
>
> but my code plot the two rows in two different figures (i attach them but
> I don't know if they are useful). Does anyone understand why?
>
> this is an extract of my code:
>
> alphas = [45, 75]
> numalp = len(alphas)
>
> angles = np.linspace(pi/12, pi/2, num=10)
> numobs = len(angles)
>
> axisNum = 0
>
> for a in alphas:
>
>           #[some operations]
>
>           for obsangl in angles:
>
>                        #[some operations]
>
>                        axisNum += 1
>                        axii = plt.subplot(numalp, numobs, axisNum)
>                        plt.errorbar(g, Pgamma, yerr = ePgamma, color =
> 'green', fmt = '.')
>                        axii1 = axii.twinx()
>                        plt.plot(g, lightcurva, 'b-')
>                        axii.set_yticklabels([])
>                        axii.set_xticklabels([])
>                        axii1.set_yticklabels([])
>                        axii1.set_xticklabels([])
>
>
>
>
>
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