code: def QA_indicator_BBI(DataFrame, N1=3, N2=6, N3=12, N4=24):
      '多空指标'
      C = DataFrame['close']
      bbi = (MA(C, N1) + MA(C, N2) + MA(C, N3) + MA(C, N4)) / 4
      DICT = {'BBI': bbi}
  
      return pd.DataFrame(DICTf QA_indicator_BBI(DataFrame, N1=3, N2=6, N3=12, N4=24):
      '多空指标'
      C = DataFrame['close']
      bbi = (MA(C, N1) + MA(C, N2) + MA(C, N3) + MA(C, N4)) / 4
      DICT = {'BBI': bbi}
  
      return pd.DataFrame(DICT)
docs: 多空指标