在图上标记python数据点

(x, y)

from matplotlib import pyplot as pltfig = plt.figure()ax = fig.add_subplot(111)A = -0.75, -0.25, 0, 0.25, 0.5, 0.75, 1.0B = 0.73, 0.97, 1.0, 0.97, 0.88, 0.73, 0.54plt.plot(A,B)for xy in zip(A, B):      # <--    ax.annotate('(%s, %s)' % xy, xy=xy, textcoords='data') # <--plt.grid()plt.show()