code: def bollinger_hband_indicator(
      close, window=20, window_dev=2, fillna=False
  ):
      """Bollinger High Band Indicator
  
      Returns 1, if close is higher than bollinger high band. Else, return 0.
  
      https://en.wikipedia.org/wiki/Bollinger_Bands
  
      Args:
          close(pandas.Series): dataset 'Close' column.
          window(int): n period.
          window_dev(int): n factor standard deviation
          fillna(bool): if True, fill nan values.
  
      Returns:
          pandas.Series: New feature generated.
      """
      indicator = BollingerBands(
          close=close,
          window=window,
          window_dev=window_dev,
          fillna=fillna,
      )
      return indicator.bollinger_hband_indicator()
  
imports: import numpy
  import pandas
  from ta.utils import IndicatorMixin
label_desc: Use image node_id 7 for calling a global function with example usage: bollinger_hband_indicator(close, window, window_dev, fillna) and returns: indicator