import json

import urllib

import arcpy

def getAddress(lng,lat):

    url= 'http://restapi.amap.com/v3/geocode/regeo?key=9f8bd8c2574ed9000d1e995b894c4c12&location={},{}&poitype=&radius=1000&extensions=base&batch=false&roadlevel='

    url=url.format(lng,lat)

    req = urllib.urlopen(url)

    ret = req.readlines()

    ret = json.loads(ret[0])

    ret =ret['regeocode']['formatted_address']

    return ret

def mainFunc():

    mxd = arcpy.mapping.MapDocument("CURRENT")

    layers = arcpy.mapping.ListLayers(mxd)

    fields = ['FID',"SHAPE@XY","地址"]

    with arcpy.da.UpdateCursor(layers[0], fields) as cursor:

        for row in cursor:

            addr = getAddress(row[1][0],row[1][1])

            row[2]=addr

            cursor.updateRow(row)