code: def tfnp_fn(op, indexer, x, y):  # pylint: disable=no-self-argument
      return {
          UpdateOps.UPDATE: npe.index_update,
          UpdateOps.ADD: npe.index_add,
          # UpdateOps.MUL: npe.index_mul,
          UpdateOps.MIN: npe.index_min,
          UpdateOps.MAX: npe.index_max,
      }[op](x, indexer, y)
  
imports: import collections
  import enum
  from functools import partial
  import itertools
  import unittest
  from absl.testing import absltest
  from absl.testing import parameterized
  import numpy
  import tensorflow.compat.v2
  import trax.tf_numpy.extensions
  import trax.tf_numpy.numpy
  from trax.tf_numpy.jax_tests.config import config
  import trax.tf_numpy.jax_tests.test_util
label_desc: Use image node_id 2 for calling the UpdateOps obj's underlying member method code with example usage: obj.tfnp_fn(op, indexer, x, y) and returns: dict