python笔记：5.1.2.1matplotlib_图形基本设置_创建图例

# -*- coding: utf-8 -*-
"""
Created on Sun Jun  2 20:20:35 2019

@author: User
"""

import numpy as np
import pandas as pd
import matplotlib as mpl
import matplotlib.pyplot as plt


print('\n pd.read_table:')
jddf=pd.read_csv('data\stock.csv',sep=',',header=None,
                   names=['id','time','code','open_p','colse_p','low_p','vol','high_p','col'])

plt.plot(jddf['open_p'],label='Opening Price')
plt.plot(jddf['open_p'],label='Opening Price')
#plt.legend(loc='lower right', frameon=False) # 图例在图形里面

plt.legend(loc=8, frameon=False, bbox_to_anchor=(0.5,-0.3))# 图例在图形外面

plt.show

运行：