# 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()