eta_python/wind_api.py

import hug
from bottle import route, run, NORUN
from WindPy import w
import json
import pandas as pd
import time
import os
import sys

hug.API(__name__).http.output_format = hug.output_format.json


@hug.get('/hz_server')
def hello():
    return 1
    # return 'wind true'


@hug.get('/edbInfo/wind')
def GetEdbDataByWind(EdbCode, StartDate, EndDate):
    print("GetEdbDataByWind:", EdbCode)
    isConnected = w.isconnected()
    print("isconnected")
    print(isConnected)
    if isConnected == False:
        print("re isconnected")
        w.start()
        isConnected = w.isconnected()
        if isConnected == False:
            return "{'ErrMsg':'启动Wind接口失败'}"

    print("getdata")
    option = "Fill=Previous"
    data = w.edb(EdbCode, StartDate, EndDate, option)
    print("wind data")
    print(data)
    df = pd.DataFrame()
    if data.ErrorCode == -40521010:  # Internet Timeout 超时退出
        os._exit(0)
        return "a"
    if data.ErrorCode == -40521009:  # corrupted response. 错误响应也重启
        os._exit(0)
        return "b"
    df['DT'] = data.Times
    df['CLOSE'] = data.Data[0]
    df['ErrorCode'] = data.ErrorCode
    df = df[['DT', 'CLOSE', 'ErrorCode']]
    df = df.dropna()
    json_data = df.to_json()
    # w.stop()
    print("wind data end")
    result = json.loads(json_data)
    return result


@hug.get('/edbInfo/wind/wsd')
def GetEdbDataWindWsd(StockCode, EdbCode, StartDate, EndDate):
    print("GetEdbDataByWind:", EdbCode)
    isConnected = w.isconnected()
    print("isconnected")
    print(isConnected)
    if isConnected == False:
        print("re isconnected")
        w.start()
        isConnected = w.isconnected()
        if isConnected == False:
            return "{'ErrMsg':'启动Wind接口失败'}"

    option = "Fill=Previous"
    wsd_data = w.wsd(StockCode, EdbCode, StartDate, EndDate, option)

    if wsd_data.ErrorCode == -40521010:  # Internet Timeout 超时退出
        os._exit(0)
        return "a"

    fm = pd.DataFrame(wsd_data.Data, index=wsd_data.Fields, columns=wsd_data.Times)
    json_data = fm.to_json()
    result = json.loads(json_data)
    return result


if __name__ == "__main__":
    # wind 登录
    wStart = w.start()
    if wStart.ErrorCode != 0:
        print("启动万得API接口失败")
    print(wStart)
    app = __hug__.http.server()
    run(app=app, reloader=True, host='0.0.0.0', port=7000)