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I was installing matplotlib to use basemap today when I had to install a lot of stuff to make it work. After installing matplotlib and be able to import it I installed basemap but I can't import basemap because of this error:
from mpl_toolkits.basemap import Basemap
Traceback…
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I want to install matplotlib on OS X. If possible, using homebrew.
I installed Python 2.7.1 using brew install python, I modified my path to use it
I installed pip using brew install pip
I installed numpy 1.5.1 using pip install numpy
I installed scipy 0.8.0 using pip install scipy
This is where…
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I get this error on typing this in python command prompt: import matplotlib.pyplot as plt
Traceback (most recent call last):
File "<pyshell#1>", line 1, in <module>
import matplotlib.pyplot as plt
File "/Library/Python/2.7/site-packages/matplotlib-1.3.x-py2.7-macosx-10.8-intel…
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I have two arrays and I take their logs. When I do that and try to plot their scatter plot, I get this error:
File "/Library/Python/2.6/site-packages/matplotlib-1.0.svn_r7892-py2.6-macosx-10.6-universal.egg/matplotlib/pyplot.py", line 2192, in scatter
ret = ax.scatter(x, y, s, c, marker, cmap…
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Hello,
I can't understand how to refresh FigureCanvasWxAgg instance. Here is the example:
import wx
import matplotlib
from matplotlib.backends.backend_wxagg import FigureCanvasWxAgg as FigureCanvas
from matplotlib.figure import Figure
class MainFrame(wx.Frame):
def __init__(self):
…
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I have a loop that executes the body about 200 times. In each loop iteration, it does a sophisticated calculation, and then as debugging, I wish to produce a heatmap of a NxM matrix. But, generating this heatmap is unbearably slow and significantly slow downs an already slow algorithm.
My code is…
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I've got the following simple script that plots a graph:
import matplotlib.pyplot as plt
import numpy as np
T = np.array([6, 7, 8, 9, 10, 11, 12])
power = np.array([1.53E+03, 5.92E+02, 2.04E+02, 7.24E+01, 2.72E+01, 1.10E+01, 4.70E+00])
plt.plot(T,power)
plt.show()
As it is now, the line goes…
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Assuming we have a polygon coordinates as polygon = [(x1, y1), (x2, y2), ...], the following code displays the polygon:
import matplotlib.pyplot as plt
plt.fill(*zip(*polygon))
plt.show()
By default it is trying to adjust the aspect ratio so that the polygon (or whatever other diagram) fits inside…
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Hi probably quite a simple question but..
When plotting a graph using matplotlib.pyplot my Y axis goes from -0.04 to 0.03 which is fine but there are 8 labels for increments (eg 0.03,0.02,0.01 etc.). I need more maybe 16 or so.
Thanks for your help
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There are a lot of questions about matplotlib, pylab, pyplot, ipython, so I'm sorry if you're sick of seeing this asked. I'll try to be as specific as I can, because I've been looking through people's questions and looking at documentation for pyplot and pylab, and I still am not sure what I'm doing…
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