python URL 處理練習

https://tcc.taobao.com/cc/json/mobile_tel_segment.htm?tel=13801380000

將get請求json結果轉換爲字典

import json
import urllib
import json

mobile_url='https://tcc.taobao.com/cc/json/mobile_tel_segment.htm?tel=13801380000'

#打開一個URL
moblie_res = urllib.urlopen(mobile_url)

#read
res_str=moblie_res.read().decode('gbk').encode('UTF-8')

#print type(res_str)   #--->  <type 'str'>
# print moblie_res.read().decode('gbk')
# __GetZoneResult_ = {
#     mts:'1380138',
#     province:'北京',
#     catName:'中國移動',
#     telString:'13801380000',
#   areaVid:'29400',
#   ispVid:'3236139',
#   carrier:'北京移動'
# }

#寫函數，找到字符串中json開始和結束的索引
def json_start(str_tmp,str_s):
    for i in range(0, len(res_str)):
        if str_tmp[i]==str_s:
            return i

#引用函數
start = json_start(res_str,'{')
end = json_start(res_str,'}')+1
str_tmp =res_str[start:end]
#print str_tmp
#{
#     mts:'1380138',
#     province:'北京',
#     catName:'中國移動',
#     telString:'13801380000',
#   areaVid:'29400',
#   ispVid:'3236139',
#   carrier:'北京移動'
# }

#寫函數，去掉字符串中的空格，空行，換行符,及加引號
def delete_space(str_tmp):
    new_str = ''
    for i in range(0,len(str_tmp)):
        #去掉字符串中的空格，空行，換行符
        if str_tmp[i]=='{':
            new_str = new_str + str_tmp[i]+"\""
        elif str_tmp[i]==',':
            new_str = new_str + str_tmp[i] + "\""
        elif str_tmp[i]==':':
            new_str = new_str + "\""+str_tmp[i]
        elif str_tmp[i]=='\r':
            pass
        elif str_tmp[i]==' ':
            pass
        elif str_tmp[i]=='\n':
            pass
        elif str_tmp[i]=='\t':
            pass
        else:
            new_str = new_str+str_tmp[i]
#調用函數處理字符串
new_str = delete_space(str_tmp)
print  new_str,type(new_str)
#{"mts":'1380138',"province":'北京',"catName":'中國移動',"telString":'13801380000',"areaVid":'29400',"ispVid":'3236139',"carrier":'北京移動'}

#將字符串轉換成json字符串
#res_dict1=json.dumps(new_str)
#print "json:"+res_dict1,type(res_dict1)

#將json 轉換成字典？？？？？？
#res_dict=json.loads(res_dict1)
#print "dict:"+res_dict,type(res_dict)


#json:"{\"mts\":'1380138',\"province\":'\u5317\u4eac',\"catName\":'\u4e2d\u56fd\u79fb\u52a8',\"telString\":'13801380000',\"areaVid\":'29400',\"ispVid\":'3236139',\"carrier\":'\u5317\u4eac\u79fb\u52a8'}" <type 'str'>
#dict:{"mts":'1380138',"province":'北京',"catName":'中國移動',"telString":'13801380000',"areaVid":'29400',"ispVid":'3236139',"carrier":'北京移動'} <type 'unicode'>

res_dict=eval(new_str)
print "dict:",res_dict, type(res_dict)

#dict: {'province': '\xe5\x8c\x97\xe4\xba\xac', 'mts': '1380138', 'ispVid': '3236139', 'telString': '13801380000', 'catName': '\xe4\xb8\xad\xe5\x9b\xbd\xe7\xa7\xbb\xe5\x8a\xa8', 'carrier': '\xe5\x8c\x97\xe4\xba\xac\xe7\xa7\xbb\xe5\x8a\xa8', 'areaVid': '29400'} <type 'dict'>

http://www.crifan.com/files/doc/docbook/json_tutorial/release/html/json_tutorial.html