Re: [Matplotlib-users] Bug in matplotlib 1.4.2

[Thomas C. <tca...@gm...>]

Can you test with 1.4.3rc1?  I believe this has been fixed.

On Mon Feb 09 2015 at 1:07:28 PM Alex Böhnert <ale...@gm...>
wrote:

> Dear all,
>
> when plotting scattered data with the "," marker, the data points do not
> show up either on screen (Qt4Agg backend) or in saved bitmap images (tested
> with png); they do show up if the plot is exported as pdf.
>
> Example code (run in "ipython --pylab" for simplicity):
>
> import numpy as np
> a = np.random.standard_normal(500)
> b = np.random.standard_normal(500)
> plot(a,b,',')
> savefig("testplot.png")
> savefig("testplot.pdf")
>
> Expected result: Scatter plot of random data points, both on screen and in
> saved files.
>
> Actual result: Empty-looking plot both on screen and in png, but plot as
> expected in pdf.
>
> System info: Arch linux, Kernel 3.17.6 (and 3.18.6), matplotlib version
> 1.4.2, Python 3.4.2, IPython 2.3.1., numpy version 1.9.1, Qt4Agg backend.
>
> Related: I posted this to the arch-bugtracker (
> https://bugs.archlinux.org/task/43392) and asked on stack overflow
> whether anyone else saw this (
> http://stackoverflow.com/questions/28112916/python-matplotlib-does-not-display-data-points-bug-or-something-else).
> Apparently, the same thing happens in Ubuntu, too.
>
> Hope this is the right place to report this.
>
> Cheers,
> Alex
>
> P.S.: I sent the same mail to the list a few weeks ago without
> registering, but it was never posted, nor replied to. It might be a good
> idea not to suggest at
> http://matplotlib.org/faq/troubleshooting_faq.html#getting-help that just
> sending a mail to the list will achieve anything...
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