python Programming Glossary: pyplot

How do I convert (or scale) axis values and redefine the tick frequency in matplotlib?

http://stackoverflow.com/questions/1143848/how-do-i-convert-or-scale-axis-values-and-redefine-the-tick-frequency-in-matpl

of what my code looks like currently import matplotlib.pyplot as plt import Image import matplotlib thumb Image.open self.image.. It looks like you're dealing with the matplotlib.pyplot interface which means that you'll be able to bypass most of.. and labels of the tick marks by using the matplotlib.pyplot.xticks command as follows tick_locs list of locations where..

2D and 3D Scatter Histograms from arrays in Python

http://stackoverflow.com/questions/14002480/2d-and-3d-scatter-histograms-from-arrays-in-python

x_data y_data bins 10 import numpy as np import matplotlib.pyplot as pyplot ax np.histogram2d x_data y_data bins bins xs ax 1.. bins 10 import numpy as np import matplotlib.pyplot as pyplot ax np.histogram2d x_data y_data bins bins xs ax 1 dx xs 1 xs.. ax 0 points.append xs i ys j v points np.array points fig pyplot.figure sub pyplot.scatter points 0 points 1 color 'black' marker..

How can I attach a pyplot function to a figure instance?

http://stackoverflow.com/questions/14254379/how-can-i-attach-a-pyplot-function-to-a-figure-instance

can I attach a pyplot function to a figure instance Previously I had a problem with.. figures . Finally i got tracked that to an issue that some pyplot functions do not attach to their figure instance but can be.. X Y 1.5 0.5 1 1 Z 10.0 Z2 Z1 from matplotlib.pyplot import figure contour fig1 figure figsize 4 4 facecolor 'white'..

Heatmap in matplotlib with pcolor?

http://stackoverflow.com/questions/14391959/heatmap-in-matplotlib-with-pcolor

is easy enough in matplotlib from matplotlib import pyplot as plt heatmap plt.pcolor data And I even found a colormap arguments.. I have some pretty nice looking output import matplotlib.pyplot as plt import numpy as np column_labels list 'ABCD' row_labels.. in matplotlib with pcolor # # import matplotlib.pyplot as plt import pandas as pd from urllib2 import urlopen import..

Is there a way to convert pyplot.imshow() object to numpy array?

http://stackoverflow.com/questions/14869321/is-there-a-way-to-convert-pyplot-imshow-object-to-numpy-array

there a way to convert pyplot.imshow object to numpy array I need to visualize a 2D numpy.. array I need to visualize a 2D numpy array. I am using pyplot for this. Here's the code import cv2 as cv import numpy as np.. import cv2 as cv import numpy as np from matplotlib import pyplot img pyplot.imshow radiance_val #radiance_val is a 2D numpy array..

Which is the recommended way to plot: matplotlib or pylab?

http://stackoverflow.com/questions/16849483/which-is-the-recommended-way-to-plot-matplotlib-or-pylab

plot in Python using either import matplotlib matplotlib.pyplot.plot ... Or import pylab pylab.plot ... Both of these use the.. matplotlib.org faq usage_faq.html#matplotlib pylab and pyplot how are they related Both of those imports boil down do doing.. has two interface layers a state machine layer managed by pyplot and the OO interface pyplot is built on top of see How can I..

What is the difference between 'log' and 'symlog'?

http://stackoverflow.com/questions/3305865/what-is-the-difference-between-log-and-symlog

In matplotlib I can set the axis scaling using either pyplot.xscale or Axes.set_xscale . Both functions accept three different.. so let's try them import numpy from matplotlib import pyplot # Enable interactive mode pyplot.ion # Draw the grid lines pyplot.grid.. from matplotlib import pyplot # Enable interactive mode pyplot.ion # Draw the grid lines pyplot.grid True # Numbers from 50..

Set Colorbar Range in matplotlib

http://stackoverflow.com/questions/3373256/set-colorbar-range-in-matplotlib

in matplotlib I have the following code import matplotlib.pyplot as plt cdict 'red' 0.0 0.25 .25 0.02 .59 .59 1. 1. 1. 'green'.. in the colourbar at the side. python graph matplotlib pyplot share improve this question Using vmin and vmax forces the.. Here's an example import matplotlib as m import matplotlib.pyplot as plt import numpy as np cdict 'red' 0.0 0.25 .25 0.02 .59..

Creating graph with date and time in axis labels with matplotlib

http://stackoverflow.com/questions/5498510/creating-graph-with-date-and-time-in-axis-labels-with-matplotlib

. import numpy as np from matplotlib import pyplot as plt from matplotlib import dates import datetime a np.array..

Python/Matplotlib - Is there a way to make a discontinuous axis?

http://stackoverflow.com/questions/5656798/python-matplotlib-is-there-a-way-to-make-a-discontinuous-axis

a discontinuous axis I'm trying to create a plot using pyplot that has a discontinuous x axis. The usual way this is drawn..

Matplotlib - label each bin

http://stackoverflow.com/questions/6352740/matplotlib-label-each-bin

import matplotlib matplotlib.use 'Agg' import matplotlib.pyplot as pyplot ... fig pyplot.figure ax fig.add_subplot 1 1 1 n bins.. matplotlib.use 'Agg' import matplotlib.pyplot as pyplot ... fig pyplot.figure ax fig.add_subplot 1 1 1 n bins patches.. 'Agg' import matplotlib.pyplot as pyplot ... fig pyplot.figure ax fig.add_subplot 1 1 1 n bins patches ax.hist measurements..

Using Colormaps to set color of line in matplotlib

http://stackoverflow.com/questions/8931268/using-colormaps-to-set-color-of-line-in-matplotlib

loc 'upper right' ax.grid plt.show python matplotlib pyplot share improve this question The error you are receiving.. is an updated version of your example import matplotlib.pyplot as plt import matplotlib.colors as colors import matplotlib.cm..