Re: [Matplotlib-users] plot range affected by axvspan() call

2011-05-17 Thread Eric Firing
On 05/17/2011 01:53 AM, Joachim Saul wrote: > All, > > I have stumbled upon a (for me) unexpected behaviour of axvspan(). > > > import matplotlib.pylab as plt > from numpy import * > > x = arange(1000) > y = 0.2*sin(0.02*x) > > ax = plt.axes() > plt.axvspan(250, 400, facecolor='g', alpha=0.2) > plt

[Matplotlib-users] plot range affected by axvspan() call

2011-05-17 Thread Joachim Saul
All, I have stumbled upon a (for me) unexpected behaviour of axvspan(). import matplotlib.pylab as plt from numpy import * x = arange(1000) y = 0.2*sin(0.02*x) ax = plt.axes() plt.axvspan(250, 400, facecolor='g', alpha=0.2) plt.plot(x,y) plt.show() The displayed y range is -0.2 to 1, while f