text: #!/usr/bin/env python
  #  -*- coding: utf-8 -*-
  __author__ = 'chengzhi'
  
  import datetime
  from tqsdk import TqApi
  from tqsdk.ta import *
  
  api = TqApi()
  # 获得 cu1909 10秒K线的引用
  klines = api.get_kline_serial("SHFE.cu1910", 10, data_length=3000)
  
  print("K线时间", datetime.datetime.fromtimestamp(klines.iloc[-1]["datetime"] / 1e9))
  print(klines)
  
  print("ATR",ATR(klines, 26))
  print("BIAS",BIAS(klines, 6))
  print("BOLL",BOLL(klines, 3, 5))
  print("DMI",DMI(klines, 14, 6))
  print("KDJ",KDJ(klines, 9, 3, 3))
  print("MA",MA(klines, 3))
  print("MACD",MACD(klines, 20, 35, 10))
  print("SAR",SAR(klines, 4, 0.02, 0.2))
  
  api.close()
  