code: def declare_local_operator(self, type, raw_model=None):
          '''
          This function is used to declare new local operator.
          '''
          onnx_name = self.get_unique_operator_name(str(type))
          operator = Operator(onnx_name, self.name, type, raw_model, self.target_opset)
          self.operators[onnx_name] = operator
          return operatof declare_local_operator(self, type, raw_model=None):
          '''
          This function is used to declare new local operator.
          '''
          onnx_name = self.get_unique_operator_name(str(type))
          operator = Operator(onnx_name, self.name, type, raw_model, self.target_opset)
          self.operators[onnx_name] = operator
          return operator
docs: This function is used to declare new local operator.