Matplotlib绘制折线图

import matplotlib 
from matplotlib import pyplot as plt

plt.figure(figsize=(12,6))
plt.plot(womenhw.Year,womenhw.avgh,color="b",label="women"，linewidth=1,marker="o")
plt.plot(menhw.Year,menhw.avgh,color="r",label="men"，linewidth=1,marker="o")
plt.title("Average Height")
plt.legend()