W3School TIY Editor

# 这三行代码使编译器能够绘图： import sys import matplotlib matplotlib.use('Agg') import matplotlib.pyplot as plt import numpy as np x = np.array([5,7,8,7,2,17,2,9,4,11,12,9,6]) y = np.array([99,86,87,88,111,86,103,87,94,78,77,85,86]) colors = np.array(["red","green","blue","yellow","pink","black","orange","purple","beige","brown","gray","cyan","magenta"]) # 绘制散点图：x/y 为坐标，c 参数直接指定每个点的颜色： plt.scatter(x, y, c=colors) plt.show() # 这两行代码使编译器能够输出图形： plt.savefig(sys.stdout.buffer) sys.stdout.flush()