Lee, Young-Jin wrote:
> Folks, I need your help. I'll explain a little further what happens.
> Following is a test program,'test.py', and screen shot of the error
> message. Here, 'test.py' is simple chart of sinusoidal function in
> http://matplotlib.sourceforge.net/screenshots.html (simple_plot.py), but
> have two of them in series. I tried Wolfgang's suggestion but it doesn't
> help. Any idea?
>
> Test.py:
>
> from pylab import *
>
> t = arange(0.0, 2.0, 0.01)
> s = sin(2*pi*t)
> plot(t, s, linewidth=1.0)
>
> xlabel('time (s)')
> ylabel('voltage (mV)')
> title('About as simple as it gets, folks')
> grid(True)
> show()
>
> clf()
> t = arange(0.0, 2.0, 0.01)
> s = sin(2*pi*t)
> plot(t, s, linewidth=1.0)
>
> xlabel('time (s)')
> ylabel('voltage (mV)')
> title('About as simple as it gets, folks')
> grid(True)
> show()
>
Young-Jin:
You can't have two "show()"s in one script. Comment out the first one,
and replace the "clf()" with "figure()" and all is well.
Or, use "draw()".
See http://matplotlib.sourceforge.net/faq.html#SHOW for details.
-Jeff
>
> Execution of test.py:
>
> c:\Python24>python test.py
> c:\Python24\lib\site-packages\matplotlib\numerix\__init__.py:53:
> DeprecationWarn
> ing: numarray use as a numerix backed for matplotlib is deprecated
> DeprecationWarning, stacklevel=1)
> Fatal Python error: PyEval_RestoreThread: NULL tstate
>
> This application has requested the Runtime to terminate it in an unusual
> way.
> Please contact the application's support team for more information.
>
> c:\Python24>
>
> -----Original Message-----
> From: Wolfgang Kerzendorf [mailto:wkerzendorf@...]
> Sent: Wednesday, September 26, 2007 9:03 PM
> To: Lee, Young-Jin
> Cc: matplotlib-users@...
> Subject: Re: [Matplotlib-users] multiple figures interactively
>
> This might help you it destroys the whole window:
> pylab.get_current_fig_manager().destroy()
> and then you open it again with show
> Lee, Young-Jin wrote:
>
>> Hi,
>>
>> I 'm writing a python program that draws figures one by one
>> interactively with the user's input in dos mode. Basically, I give the
>>
>
>
>> program a decision after each figure and then it draws the next one.
>> After the first figure, it got very much slowed down for the second
>> one and crashed for the third one. I feel like it has some memory
>> issues as I keep using 'show' after I close each. I used 'clf()'
>> before I draw a new one, but it doesn't seem to help. Any idea?
>>
> Thanks.
>
>> Young Jin
>>
>>
>>
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