[Matplotlib-users] specgram with zeros array

2011-01-14 Thread Gus
I am using Matplotlib version 1.0.1 and I get errors if I try the following: import matplotlib.pyplot as plt import numpy as np plt.specgram(np.zeros(50)) I have pasted the error output below, but hopefully it would reproduce in other systems. I'm not sure if this is intended behavior and was w

[Matplotlib-users] Plotting Arrows

2010-09-25 Thread Gus Ishere
,(3,2),arrowstyle='simple') ax.add_patch(arr) plt.show() but I get "ValueError: Given lines do not intersect" in the bezier.py file. (Full traceback below) Thanks for any hints! Gus Traceback (most recent call last): File "M:\mypy\minimum.py", line 8, in ax.add