code: def test_dot_higher_dim(self):
      a_shape = (1, 3, 2)
      b_shape = (1, 1, 2, 3)
      # Test symbolic call
      a = layers.Input(batch_shape=a_shape)
      b = layers.Input(batch_shape=b_shape)
      c = layers.Dot(axes=(-2, -1))([a, b])
      self.assertEqual(c.shape, (1, 2, 1, 2))
      a = np.random.random(a_shape)
      b = np.random.random(b_shape)
      c = layers.Dot(axes=(-2, -1))([a, b])
      self.assertEqual(backend.standardize_shape(c.shape), (1, 2, 1, 2))
  
file_path: keras/keras/layers/merging/merging_test.py
imports: import numpy
  import pytest
  from absl.testing import parameterized
  from keras import backend
  from keras import layers
  from keras import models
  from keras import testing
label_desc: Use image node_id 6 for calling the MergingLayersTest obj's underlying member method code with example usage: obj.test_dot_higher_dim() without return types