Re: [Matplotlib-users] Memory usage when plotting sequental figures

[Eric F. <ef...@ha...>]

On 2013/05/27 9:51 PM, zetah wrote:
> Hi,
>
> if I use something like this:
>
> ==================================================
> import numpy as np
> import matplotlib.pyplot as plt
>
> def draw_fig(arr, fn):
>      fig = plt.figure()
>      ax = fig.add_subplot(111)
>      ax.contourf(arr)
>      plt.savefig(fn)

        plt.close(fig)  # that should take care of it

>
> if __name__ == '__main__':
> 	for i in range(10):
> 		draw_fig(np.random.random((10, 10)), 'fig_%02d.png' % i)
> ==================================================
>
> memory usage grows with every loop, so I can't plot this way many sequences.
>
> I know there is animation class in Matplotlib, but this way is easier to me, and I think I miss something fundamental because this is happening. How can I avoid memory leak using this approach?
>
> Thanks
>
>
> ------------------------------------------------------------------------------
> Try New Relic Now & We'll Send You this Cool Shirt
> New Relic is the only SaaS-based application performance monitoring service
> that delivers powerful full stack analytics. Optimize and monitor your
> browser, app, & servers with just a few lines of code. Try New Relic
> and get this awesome Nerd Life shirt! http://p.sf.net/sfu/newrelic_d2d_may
> _______________________________________________
> Matplotlib-users mailing list
> Mat...@li...
> https://lists.sourceforge.net/lists/listinfo/matplotlib-users
>