万得——python接口获取A股代码

#初始化接口#
from WindPy import *
import json
w.start();

#获取上交所A股代码#
AllShAStock = w.wset("SectorConstituent","date=20170502;sectorId=a001010200000000;field=wind_code");
if AllShAStock.ErrorCode != 0:
        print("Get Data failed! exit!")
        exit()
#获取深圳交所A股代码#
AllSzAStock = w.wset("SectorConstituent","date=20170502;sectorId=a001010300000000;field=wind_code");
if AllSzAStock.ErrorCode != 0:
        print("Get Data failed! exit!")
        exit()
#获取所有A股代码#
AllAStock =w.wset("SectorConstituent","date=20170502;sectorId=a001010100000000;field=wind_code");
if AllAStock.ErrorCode != 0:
    print("Get Data failed! exit!")
    exit()
#把股票代码转变为列表格式
stock_code=AllAStock.Data[0]
stock_code
len(stock_code)