On Fri, Apr 24, 2009 at 1:10 PM, Sandro Tosi <mo...@debian.org> wrote:
> Hi Ondrej,
> nice to see you here :)
Nice to see you too! :)
>
> On Fri, Apr 24, 2009 at 22:02, Ondrej Certik <ond...@certik.cz> wrote:
>> Hi,
>>
>> is there a way to have one plot with two functions, one using some
>> scale, the other one a different scale and show for example one scale
>> on the left, the other scale on the right?
>
> sure, twinx() is what you're looking for; here is a simple example:
>
> import matplotlib.pyplot as plt
> import numpy as np
> x = np.arange(0., np.e, 0.01)
> y1 = np.exp(-x)
> y2 = np.log(x)
> fig = plt.figure()
> ax1 = fig.add_subplot(111)
> ax1.plot(x, y1)
> ax1.set_ylabel('Y values for exp(-x)')
> ax2 = ax1.twinx()
> ax2.plot(x, y2, 'r')
> ax2.set_xlim([0,np.e])
> ax2.set_ylabel('Y values for ln(x)')
> ax2.set_xlabel('Same X for both exp(-x) and ln(x)')
>
> The values on X has to be of the same scale, tough, else the graph
> would look really weird.
Thanks a lot for the code. That worked. I was meeting some deadline,
so I forgot to reply that it worked.
Thanks Ryan and Jouni as well!
Ondrej
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