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runiq/pgf_callback_test.py

Last active December 17, 2015 13:59
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PGF backend callback bug
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pgf_callback_test.py
import matplotlib
matplotlib.use('Agg')
import matplotlib.pyplot as plt
def on_draw(event):
print "on_draw!"
f = plt.figure()
f.canvas.mpl_connect('draw_event', on_draw)
ax = f.add_subplot(111)
ax.plot(xrange(10))
print "Save to img.png, fires on_draw():"
f.savefig('img.png')
print "Save to img.pgf, implicit switch to PGF backend, doesn't fire on_draw():"
f.savefig('img.pgf')
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