📜  python plt 显示图例 - Python 代码示例

📅  最后修改于: 2022-03-11 14:45:51.832000             🧑  作者: Mango

代码示例1
import numpy as np
import matplotlib.pyplot as plt

def example_legend():
    plt.clf()
    x = np.linspace(0, 1, 101)
    y1 = np.sin(x * np.pi / 2)
    y2 = np.cos(x * np.pi / 2)
    plt.plot(x, y1, label='sin')
    plt.plot(x, y2, label='cos')
    plt.legend()