code: def evaluate(self, assignment: Dict[str, Any]) -> bool:
      """
      Evaluate the truth value w.r.t. the variable assignment
      """
      raise NotImplementedError
  
imports: import abc
  from typing import Dict, Any
label_desc: Use image node_id 2 for calling the BooleanEvaluator obj's underlying member method code with example usage: obj.evaluate(assignment) without return types