code: def assertIdentityOp(self, op, expected_shape, expected_dtype):
      self.assertEqual(op.type, "Identity")
      (output,) = op.outputs
      self.assertEqual(output.shape, expected_shape)
      self.assertEqual(output.dtype, expected_dtype)
  
file_path: jax/tests/jax_to_ir_test.py
imports: import unittest
  from absl.testing import absltest
  import jax.numpy
  from jax.tools import jax_to_ir
  from jax._src import test_util
label_desc: Use image node_id 5 for calling the JaxToIRTest obj's underlying member method code with example usage: obj.assertIdentityOp(op, expected_shape, expected_dtype) without return types