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#!/usr/bin/env python



from pylab import *



t = arange(0.0, 1.0+0.01, 0.01)

s = cos(2*2*pi*t)

plot(t, s)



xlabel('time (s)')

ylabel('voltage (mV)')

title('About as simple as it gets, folks')

grid(True)

savefig('simple_plot.png')

savefig('simple_plot.ps')



show()