def do_type_checking(self, node):

        if not isinstance(node.inputs[0].type, theano.tensor.TensorType):
            raise NotImplementedError()
Should raise NotImplementedError if c_code does not support
dataset/ETHPy150Open rizar/attention-lvcsr/libs/Theano/theano/tensor/subtensor.py/IncSubtensor.do_type_checking