!pip install wget import wget wget.download("https://github.com/GrandmaCan/ML/raw/main/Resgression/ChineseFont.ttf") #下载字库 import matplotlib.pyplot as plt import matplotlib as mlp from matplotlib.font_manager import fontManager fontManager.addfont("ChineseFont.ttf") #加入字体 mlp.rc('font',family = "ChineseFont") #设定字体 plt.scatter(x,y,marker="x",color="red") plt.title("年资-薪水") plt.show()
画图小技巧
w = 0 b = 0 y_pred = x*w + b plt.plot(x,y_pred,color = "blue",label = "预测线") plt.scatter(x,y,marker="x",color="red",label = "真实数据") plt.title("年资-薪水") plt.xlabel("年资") plt.ylabel("月薪（千）") plt.legend() plt.show()
