code: def grad(self, inputs, grads):
      return [DisconnectedType()() for i in inputs]
  
imports: import numpy
  import pytensor
  from pytensor import _as_symbolic
  from pytensor.gradient import DisconnectedType
  from pytensor.graph.basic import Apply, Constant, Variable
  from pytensor.graph.op import Op
  from pytensor.link.c.type import Generic, Type
  from pytensor.tensor.type import integer_dtypes
label_desc: Use image node_id 3 for calling the MakeSlice obj's underlying member method code with example usage: obj.grad(inputs, grads) and returns: unknown