170622 Save plot to image file instead of displaying it using Matplotlib
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Issue description
Answer as following 
Code
import matplotlib.pyplot as pltimport numpy as npimport matplotlib.cm as cmfor i in range(10): data = np.random.randint(1,99,(10,10)) plt.ioff() # prevent showing the picture plt.matshow(data,cmap=cm.RdYlGn) # plot the picture plt.savefig('rms_map//'+str(i)+'.png')
Color Example
https://matplotlib.org/examples/color/colormaps_reference.html
Gitbook Resource
https://www.gitbook.com/@wizardforcel
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