1) Unfortunetly this history seems not to work properly in
>>> some cases. I was able to track down this error on the call of
>>> the subplot-command
> [...]. is that neither the positioning nor the limits are
> restored. To be precise: They are not restored
> incorrectly; nothing happens if the buttons are
> pressed. (To be correct: The zoomhistory works only back
> to the last click which had an connected event. This state
> seems to be set as new 'home' - see the example which I
> sent the last time.)
Yep, this is a bug; I was able to replicate it. Could you file it on
the sourceforge site. I don't know what the immediate fix is, and
getting on sourceforge will help prevent it from falling through the
cracks.
matplotlib download | SourceForge.net
Thanks,
JDH