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python Programming Glossary: nrowscustom matplotlib plot : chess board like table with colored cells http://stackoverflow.com/questions/10194482/custom-matplotlib-plot-chess-board-like-table-with-colored-cells as plt import numpy as np # Make a 9x9 grid... nrows ncols 9 9 image np.zeros nrows ncols # Set every other cell.. as np # Make a 9x9 grid... nrows ncols 9 9 image np.zeros nrows ncols # Set every other cell to a random number this would be.. number this would be your data image 2 np.random.random nrows ncols 2 1 # Reshape things into a 9x9 grid. image image.reshape..
Selecting columns from pandas.HDFStore table http://stackoverflow.com/questions/13926089/selecting-columns-from-pandas-hdfstore-table File path test.h5 df frame_table typ appendable nrows 1930 indexers index My Question is how do I access specific..
Fastest Way to generate 1,000,000+ random numbers in python http://stackoverflow.com/questions/2709818/fastest-way-to-generate-1-000-000-random-numbers-in-python rows sum to one part... In 70 def rand_rows_sum_to_one nrows ncols .... x np.random.random ncols nrows .... y x.sum axis.. nrows ncols .... x np.random.random ncols nrows .... y x.sum axis 0 .... x y .... return x.T .... In 71 timeit..
Multivariate spline interpolation in python/scipy? http://stackoverflow.com/questions/6238250/multivariate-spline-interpolation-in-python-scipy data coords order 3 mode 'nearest' row column coords nrows ncols data.shape im plt.imshow data interpolation 'nearest'.. im plt.imshow data interpolation 'nearest' extent 0 ncols nrows 0 plt.colorbar im plt.scatter column row c zi vmin data.min..
How can I create a standard colorbar for a series of plots in python http://stackoverflow.com/questions/7875688/how-can-i-create-a-standard-colorbar-for-a-series-of-plots-in-python each slice as an independent subplot fig axes plt.subplots nrows 2 ncols 2 for dat ax in zip data axes.flat # The vmin and vmax..
How to extract an arbitrary line of values from a numpy array? http://stackoverflow.com/questions/7878398/how-to-extract-an-arbitrary-line-of-values-from-a-numpy-array z np.vstack x y # Plot... fig axes plt.subplots nrows 2 axes 0 .imshow z axes 0 .plot x0 x1 y0 y1 'ro ' axes 0 .axis.. np.int y.astype np.int # Plot... fig axes plt.subplots nrows 2 axes 0 .imshow z axes 0 .plot x0 x1 y0 y1 'ro ' axes 0 .axis.. np.int y.astype np.int # Plot... fig axes plt.subplots nrows 2 axes 0 .imshow z axes 0 .plot x0 x1 y0 y1 'ro ' axes 0 .axis..
Is there a function to make scatterplot matrices in matplotlib? http://stackoverflow.com/questions/7941207/is-there-a-function-to-make-scatterplot-matrices-in-matplotlib row of data is plotted against other rows resulting in a nrows by nrows grid of subplots with the diagonal subplots labeled.. data is plotted against other rows resulting in a nrows by nrows grid of subplots with the diagonal subplots labeled with names.. grid. numvars numdata data.shape fig axes plt.subplots nrows numvars ncols numvars figsize 8 8 fig.subplots_adjust hspace..
why is plotting with Matplotlib so slow? http://stackoverflow.com/questions/8955869/why-is-plotting-with-matplotlib-so-slow np.arange 0 2 np.pi 0.01 y np.sin x fig axes plt.subplots nrows 6 styles 'r ' 'g ' 'y ' 'm ' 'k ' 'c ' lines ax.plot x y style.. x np.arange 0 2 np.pi 0.1 y np.sin x fig axes plt.subplots nrows 6 styles 'r ' 'g ' 'y ' 'm ' 'k ' 'c ' def plot ax style return.. x np.arange 0 2 np.pi 0.1 y np.sin x fig axes plt.subplots nrows 6 styles 'r ' 'g ' 'y ' 'm ' 'k ' 'c ' def plot ax style return..
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