import numpy as np
import pandas as pd
from tqsdk import TqApi, TqAuth,TqKq,TqAccount
from pathlib import Path
import time
import json

api = TqApi(TqAccount("simnow", "178118", "b123456"), auth=TqAuth("13696917641", "123456"))
balance=0
while True:
 api.wait_update()
 account = api.get_account()
 if (account.balance-balance)!=0:
   balance=account.balance
   atime=time.strftime("%Y-%m-%d %H:%M:%S", time.localtime())
   myaccount= {'datetime':atime,'pre_balance':account.pre_balance,'balance':account.balance,'float_profit':account.float_profit,'position_profit':account.position_profit,'margin':account.margin,'commission':account.commission}
   print(myaccount)
   d=time.strftime("%Y%m%d", time.localtime())
   filename="178118_"+d+".json"
   f= Path(filename)
   if f.is_file():
      with open(filename, 'r') as jf:
        datalist = json.load(jf)
   else:
      datalist = []
      
   datalist.append(myaccount)
  
   with open(filename, 'w') as jf:
      json.dump(datalist,jf)
 time.sleep(60)