Re: [Matplotlib-users] Date formatting on axis tick marks fails with "ValueError: ordinal must be >= 1"

2010-12-04 Thread Adrian
Solved my own bone-headded problem. I should have been using "p1.xaxis" instead of "p1.yaxis". Sorry for the pointless post. Adrian 2010/12/4 Adrian > Hello, > > I am having trouble setting the formatting for date objects that are > displayed on the tick marks of one graph that I am making.

Re: [Matplotlib-users] plotting tab and comma delimited file (LTSpice waveform export)

2010-12-04 Thread Stephen Evans
On 04/12/2010 02:34, K. Larsen wrote: > The LTSpice circuit simulation program outputs a file that looks like this: > > Freq. V(n003) V(n005) V(n007) > 1.0e+000(-1.68072e+002dB,1.79085e+002°) > (-1.71453e-006dB,-3.6e-002°)(-8.40364e+001dB,8.99964e+001°) > 1.07177e+000(-1.66868

[Matplotlib-users] Date formatting on axis tick marks fails with "ValueError: ordinal must be >= 1"

2010-12-04 Thread Adrian
Hello, I am having trouble setting the formatting for date objects that are displayed on the tick marks of one graph that I am making. The following example code reproduces the problem for me: from datetime import date import matplotlib.dates as mdate import matplotlib.pyplot as plt p1 = plt.

Re: [Matplotlib-users] (no subject)

2010-12-04 Thread Benjamin Root
On Sat, Dec 4, 2010 at 7:41 AM, prem kiran wrote: > hi > >I have got a parametric equation in string form .Now , i want to > plot the function for the above equation and find slope for some points on > the function.Is there a way to find it using the matplotlib library ?.if > there isn't,

[Matplotlib-users] (no subject)

2010-12-04 Thread prem kiran
hi I have got a parametric equation in string form .Now , i want to plot the function for the above equation and find slope for some points on the function.Is there a way to find it using the matplotlib library ?.if there isn't, is there another library which i could use for the above said