python json数组解析_使用Python解析JSON数据

# coding:utf-8

# !/usr/bin/env python

import matplotlib.pyplot as plt

from numpy import *

import sys, urllib, urllib2, json

import fun

if __name__ == '__main__':

dataMat,labelMat = fun.loadDataSet("code.txt")

print dataMat[0]

url = 'http://apis.baidu.com/apistore/stockservice/usastock?stockid=CFC-B&list=1'

req = urllib2.Request(url)

req.add_header("apikey", "你自己的apikey")

resp = urllib2.urlopen(req)

content = resp.read()

s = json.loads(content)

for i in s.keys():

if i == 'errNum':

print '错误码：',s[i]

elif i == 'errMsg':

print '错误信息：',s[i]

else:

for j in s[i].keys():

if j == 'stockinfo':

print "返回数据:",j,":",str(s[i][j]).replace('u\'','\'').decode("unicode-escape")+'\n'

elif j == 'market':

for k in s[i][j].keys():

print k,":",str(s[i][j][k]).replace('u\'','\'').decode("unicode-escape")+'\n'

#print "返回数据:",j,":",str(s[i][j]).replace('u\'','\'').decode("unicode-escape")