class_docstr: Defines the representation of a scorecard
code: def bias(self) -> Real:
      return self._bias
  
file_path: AIX360/aix360/algorithms/rule_induction/trxf/scorecard/scorecard.py
imports: from numbers import Real
  from typing import List, Tuple, Dict, Any
  from aix360.algorithms.rule_induction.trxf.core import Feature
  from aix360.algorithms.rule_induction.trxf.scorecard import Partition
label_desc: Use image node_id 5 for calling the Scorecard obj's underlying member method code with example usage: obj.bias() and returns: self