When I run the example for two scales (two_scales.py), the
> secondary axis - on the right- has ticks for both
> scales. The primary - on left - has the expected one set of
> ticks. I did modify the example code as shown
> below. Instead of calling the twinx function of pylab I
> explicitly took the code from pylab.py. this was because I
> wanted to see exactly what was being done with an intent to
> modify it slightly. In any case it should be completely
> equivalent to the example. When I did run the example
> unchanged it gave the same result.
> Is this a bug or something I am missing something ?
Looks like a bug -- I see the same thing with twinx. Could you file
this one of the sf site? I took a look through the axis code but
couldn't find the culprit. I'm CC Baptiste who wrote the code --
maybe he has some insight.
Thanks
···
Running matplotlib 0.84 on OS X 10.3.9
> import pylab import Numeric N = Numeric PL = pylab
> ax1 = PL.subplot(111) t = N.arange(0.01, 10.0, 0.01) s1 =
> N.exp(t) PL.plot(t, s1, 'b-') PL.xlabel('time (s)')
> PL.ylabel('exp') # turn off the 2nd axes rectangle with
> frameon kwarg #ax2 = PL.twinx() ax = PL.gca() ax2 =
> PL.gcf().add_axes(ax.get_position(), sharex=ax,
> frameon=False) ax2.yaxis.tick_right()
> ax2.yaxis.set_label_position('right')
> s2 = N.sin(2*N.pi*t) PL.plot(t, s2, 'r.') PL.ylabel('sin')
> ax2.yaxis.tick_right() show()
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