code: def series_strip(series, startswith=None, endswith=None, startsorendswith=None, ignorecase=True):
      
      if ignorecase:
          mask = series.str.lower()
          endswith = endswith.lower()
      else:
          mask = series
      if not (startsorendswith or endswith or startswith):
          logger.warning('In series_strip(): You must specify endswith, startswith, or startsorendswith string arguments.')
          return series
      if startsorendswith:
          startswith = endswith = startsorendswith
      if endswith:
          mask = mask.str.endswith(endswith)
          series[mask] = series[mask].str[:-len(endswith)]
      if startswith:
          mask = mask.str.endswith(startswith)
          series[mask] = series[mask].str[len(startswith):]
      return series
docs: Strip a suffix/prefix str (`endswith`/`startswith` str) from a `df` columns or pd.Series of type str