matplotlib multiple plots
fig = plt.figure() # total_rows, total_columns, subplot_index(1st, 2nd, etc..) plt.subplot(2, 2, 1) plt.plot(x, y) plt.subplot(2, 2, 2) plt.plot(x, y) plt.subplot(2, 2, 3) plt.plot(x, y) plt.subplot(2, 2, 4) plt.plot(x, y)