operator.py 文件源码

def set_attributes(self, task):
        """Set key replacement dictionary."""
        Utility.set_attributes(self, task)
        self._operands = task.get('operands', [])
        if not self._operands:
            raise ValueError('`Operator` must have at least one operand.')
        self._result = task.get('result', 'result')
        self._op = self.ops.get(task.get('operator', '+'), np.add)