高德API地址:
地理/逆地理编码:http://lbs.amap.com/api/webservice/guide/api/georegeo
坐标转换:http://lbs.amap.com/api/webservice/guide/api/convert
#!/usr/bin/env
#-*- coding:utf-8 -*-
'''''
利用高德地图api实现经纬度与地址的批量转换
'''
import requests
import pandas as pd
import time
import sys
reload(sys)
sys.setdefaultencoding("utf-8")
#需要批量获取的话,一般是从文件中读取数据
def parse():
datas = []
totalListData = pd.read_csv('locs.csv')
totalListDict = totalListData.to_dict('index')
for i in range(0, len(totalListDict)):
datas.append(str(totalListDict[i]['centroidx']) + ',' + str(totalListDict[i]['centroidy']))
return datas
#坐标转换是一类简单的HTTP接口,能够将用户输入的非高德坐标(GPS坐标、mapbar坐标、baidu坐标)转换成高德坐标
def transform(location):
parameters = {'coordsys':'gps','locations': location, 'key': '7ec25a9c6716bb26f0d25e9fdfa012b8'}
base = 'http://restapi.amap.com/v3/assistant/coordinate/convert'
response = requests.get(base, parameters)
answer = response.json()
return answer['locations']
#我这里是将经纬度转换为地址,所以选用的是逆地理编码的接口。
def geocode(location):
parameters = {'location': location, 'key': '7ec25a9c6716bb26f0d25e9fdfa012b8'}
base = 'http://restapi.amap.com/v3/geocode/regeo'
response = requests.get(base, parameters)
answer = response.json()
return answer['regeocode']['addressComponent']['district'].encode('gbk','replace'),answer['regeocode']['formatted_address'].encode('gbk','replace')
if __name__=='__main__':
i = 0
count = 0
df = pd.DataFrame(columns=['location','detail'])
#locations = parse(item)
locations = parse()
for location in locations:
dist, detail = geocode(transform(location))
df.loc[i] = [dist, detail]
i = i + 1
df.to_csv('locdetail.csv', index =False)
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