8.等高线图
线：
mp.contour(x, y, z, 线数, colors=颜色,
linewidths=线宽)
色带：
mp.contourf(x, y, z, 线数, cmap=颜色映射)
import numpy as np import matplotlib.pyplot as mp n = 1000 # 栅格化（网格化）函数 x, y = np.meshgrid(np.linspace(-3, 3, n), np.linspace(-3, 3, n)) z = (1 - x / 2 + x ** 5 + y ** 3) * \ np.exp(-x ** 2 - y ** 2) mp.figure('Contour', facecolor='lightgray') mp.title('Contour', fontsize=20) mp.xlabel('x', fontsize=14) mp.ylabel('y', fontsize=14) mp.tick_params(labelsize=10) mp.grid(linestyle=':') mp.contourf(x, y, z, 8, cmap='jet') # 等高线 cntr = mp.contour(x, y, z, 8, colors='black', linewidths=0.5) # 给等高线加标签(将z值写到图上) mp.clabel(cntr, inline_spacing=1, fmt='%.1f', fontsize=10) # inline_spacing 空格线 mp.show() 
文章来源: https://blog.csdn.net/weixin_43702663/article/details/92429873