def __hasattr__(self, attr):
        """Pass through to contained class if the attribute is not recognized"""
        if super(Passthrough, self).__getattribute__('_reserved') in attr:
            return True
 
        self._load_if_needed()
        
        return hasattr(self._object, attr)
dataset/ETHPy150Open biocore/pyqi/pyqi/core/container.py/Passthrough.__hasattr__/swapped operands of `in`