Hi,

In your code, simply replace this:
        time.sleep(1)
by that:
        p.waitforbuttonpress(1)

Using time.sleep will freeze the GUI because it will block the scripts
execution hence preventing the Qt event loop from processing events
and updating the GUI.

HTH,
Pierre

Le 1 mars 2012 19:30, Andrew Collette <[email protected]> a écrit :
> Hi,
>
> I'm transitioning from using IDL to using Python for analysis.
> There's one (important) thing I can't get working, which is plotting
> from a loop or script.  The simplest fragment I could find that
> reproduces the problem is:
>
>    import numpy as np
>    import time
>    import pylab as p
>
>    a = np.arange(10)
>
>    for x in xrange(10):
>        p.plot(x)
>        time.sleep(1)
>
> Whether in a .py file or entered manually at the console, the result
> is the same: a plot window appears but is blank and frozen (won't
> respond to clicks); when the loop exits, all ten plots suddenly show
> up in the figure at once.
>
> I've tried various combinations of pylab.ion(), draw(), show() with no
> success.  This is a real problem as it's very common in the IDL world
> to plot many time series one after another, sometimes reading input
> from the user for each one.  For example, I need to manually go
> through a dataset and throw out the bad traces, using input() in place
> of the sleep command.
>
> Any ideas?  I am using Spyder 2.0.13 as part of PythonXY.
>
> Thanks,
> Andrew Collette
>
> --
> You received this message because you are subscribed to the Google Groups 
> "spyder" group.
> To post to this group, send email to [email protected].
> To unsubscribe from this group, send email to 
> [email protected].
> For more options, visit this group at 
> http://groups.google.com/group/spyderlib?hl=en.
>

-- 
You received this message because you are subscribed to the Google Groups 
"spyder" group.
To post to this group, send email to [email protected].
To unsubscribe from this group, send email to 
[email protected].
For more options, visit this group at 
http://groups.google.com/group/spyderlib?hl=en.

Reply via email to