code: def retrieve_bicluster(self, df, row_no, column_no):
          
          res = df[self.model.biclusters_[0][row_no]]
          bicluster = res[res.columns[self.model.biclusters_[1][column_no]]]
          return bicluster
docs: Extracts the bicluster at the given row bicluster number and the column bicluster number from the input dataframe.
  
          :param df: the input dataframe whose values were biclustered
          :param row_no: the number of the row bicluster
          :param column_no: the number of the column bicluster
          :return: the extracted bicluster from the dataframe