基于Python的地图坐标服务接口调用代码实例

#!/usr/bin/python
# -*- coding: utf-8 -*-
import json, urllib
from urllib import urlencode
  
#----------------------------------

#----------------------------------
  
def main():
  
    #配置您申请的APPKey
    appkey = "*********************"
  
    #1.经纬度转换
    request1(appkey,"GET")
  
  
  
#经纬度转换
def request1(appkey, m="GET"):
    url = "http://v.juhe.cn/offset/index"
    params = {
        "lng" : "", #经度,如：116.3974965092
        "lat" : "", #纬度,如：39.908700982285396
        "type" : "", #转换类型，1：GPS->百度， 2: 百度->GPS ，3:GPS->谷歌， 4:谷歌->GPS<br/>     5:百度->谷歌 ，6:谷歌->百度
        "dtype" : "", #返回数据格式：json或xml或jsonp,默认json
        "callback" : "", #返回格式选择jsonp时，必须传递
        "key" : appkey, #你申请的key
  
    }
    params = urlencode(params)
    if m =="GET":
        f = urllib.urlopen("%s?%s" % (url, params))
    else:
        f = urllib.urlopen(url, params)
  
    content = f.read()
    res = json.loads(content)
    if res:
        error_code = res["error_code"]
        if error_code == 0:
            #成功请求
            print res["result"]
        else:
            print "%s:%s" % (res["error_code"],res["reason"])
    else:
        print "request api error"
  
  
  
if __name__ == '__main__':
    main()