该
pyplot.scatter()功能是出于以下原因而量身定制的:
import matplotlib.pyplot as pltim = plt.imread(image_name)implot = plt.imshow(im)# put a blue dot at (10, 20)plt.scatter([10], [20])# put a red dot, size 40, at 2 locations:plt.scatter(x=[30, 40], y=[50, 60], c='r', s=40)plt.show()
请参阅文档以获取更多信息。



