python 画折线图

import matplotlib.pylab as pl def drew_lines(): x = [1,2,3,4,5,6,7,8,9,10,11,12,13] y = [0, 1, 0, 2, 4, 6, 8, 6, 8, 8, 9, 11, 12] pl.plot(x,y) pl.grid(True) pl.scatter(x, y) p

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