matplotlib savefig in jpeg format

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You can save an image as ‘png’ and use the python imaging library (PIL) to convert this file to ‘jpg’:

import Image
import matplotlib.pyplot as plt

plt.plot(range(10))
plt.savefig('testplot.png')
Image.open('testplot.png').save('testplot.jpg','JPEG')

The original:

enter image description here

The JPEG image:

enter image description here

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