indeed it works with python now, provided I uncomment the wxAgg setting
in the script.
best,
Johann
Eric Bruning wrote:
> Strange, strange. iPython is apparently having some effect here: I tried
> ipython -pylab animation.py
> and I got a figure with the initial plot, but nothing further
> happened. After closing the plot, I typed
> run animation.py
> at the ipython prompt, and saw the initial plot, erasure, and
> animation that I expected. Can you try running with a plain
> python animation.py
>
> I've attached a new version of the script with some changes suggested
> offline by Ryan May - he was seeing platform or wx-specific behavior
> related to event handling. All bugs remaining are mine :)
>
> -Eric
>
> On Sun, Nov 23, 2008 at 6:20 PM, Cohen-Tanugi Johann
> <[EMAIL PROTECTED]> wrote:
>
>>> hi, I tried your script, commenting/uncommenting the backend line, but I
>>> still get:
>>> [EMAIL PROTECTED] ~]$ ipython -pylab MACROS/animation.py
>>>
>>> ---------------------------------------------------------------------------
>>> AttributeError Traceback (most recent call
>>> last)
>>>
>>> /home/cohen/MACROS/animation.py in <module>()
>>> 274 p.show()
>>> 275
>>> --> 276 t = test()
>>> 277
>>> 278
>>>
>>> /home/cohen/MACROS/animation.py in __init__(self)
>>> 270
>>> 271 # cid = p.gcf().canvas.mpl_connect('idle_event',
>>> self.update)
>>> --> 272 wx.GetApp().Bind(wx.EVT_IDLE, self.update)
>>> 273
>>> 274 p.show()
>>>
>>> AttributeError: 'NoneType' object has no attribute 'Bind'
>>> WARNING: Failure executing file: <MACROS/animation.py>
>>>
>>> I am using MPL revision 6440.
>>> cheers,
>>> Johann
>>>
>>> Eric Bruning wrote:
>>>
>>>> Hi Eric,
>>>>
>>>>
>>>>> On Fri, Nov 21, 2008 at 11:19 AM, Eric Jonas <[EMAIL PROTECTED]> wrote:
>>>>>
>>>>>
>>>>>> I've looked through the latest examples as well as google and the list
>>>>>> archives, and am still at a loss -- can anyone point me to an example
>>>>>> of
>>>>>> how to animate a scatter plot?
>>>>>>
>>>>>>
>>>> I've attached a somewhat unpolished but functional example that shows
>>>> time-synchronized animation of multiple scatter plots. It uses the wx
>>>> backend explicitly, due to some issues with the idle event handling.
>>>>
>>>>
>>>>
>>>>>> The collection returned by scatter() lacks anything akin to a set_data
>>>>>> method.
>>>>>>
>>>>>>
>>>> Yup, you want this instead:
>>>> collection.set_offsets(xy)
>>>> collection.set_array(s)
>>>>
>>>> -Eric
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