code: def test_infer_shape(self):
      rng = np.random.default_rng(43)
      x = dmatrix()
      y = dmatrix()
  
      self._compile_and_check(
          [x, y],
          [self.op_class()(x, y)],
          [rng.random(5, 6), rng.random((5, 6))],
          self.op_class,
      )
  
imports: import unittest
  import pytensor
  from pytensor.graph.basic import Apply
  from pytensor.graph.op import Op
  from pytensor.tensor.type import TensorType
  from tests import unittest_tools
  from pytensor import tensor
  from pytensor.graph.basic import Apply
  from pytensor.tensor.type import dmatrix, matrix
  import numpy
  import pytensor
  from pytensor.compile.ops import as_op
label_desc: Use image node_id 4 for calling the TestProdOp obj's underlying member method code with example usage: obj.test_infer_shape() without return types