python matplotlib 绘制图片并保存图片

import matplotlib.pyplot as plt
import numpy as np


def plt_image(tl, x_data, y_data):
    plt.clf()
    plt.title(tl)
    plt.grid(linestyle=":")
    plt.plot(x_data, y_data)
    plt.subplots_adjust(wspace=0.2, hspace=0.4)
    plt.tight_layout()


if __name__ == '__main__':
    title = 'title'
    x = np.linspace(0, 100, 101)
    y = np.linspace(0, 100, 101)
    plt_image(title, x, y)
    plt.savefig('save.jpg')

保存图片