I would like to force the colormap to range between 0 and 1. I thought of using: plt.axis(...) To set the ranges of the axes, but this only takes arguments for the min ...
matplotlib-colormap-range
If you have predefined ranges and want to use specific colors for those ranges you can declare custom colormap. For example: import matplotlib.pyplot as plt .... plt.pcolor(X, Y, f(data), cmap=cm, vmin=-4, vmax=4). The jet colormap, which was the default in Matplotlib prior to version 2.0, is an ... color range, which will potentially emphasize unimportant parts of the dataset. 939c2ea5af
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