code: def test_error_dense_shape_invalid(self):
      categorical_column_input = (
          fc_lib.categorical_column_with_identity(
              key="inp", num_buckets=5
          )
      )
      with self.assertRaisesRegex(
          ValueError, "tensor_core_shape must be size 2"
      ):
          tpu_fc.shared_embedding_columns_v2(
              [categorical_column_input],
              dimension=20,
              tensor_core_shape=[None, 20, 15],
          )
  
imports: import copy
  from absl.testing import parameterized
  from tensorflow.python.client import session
  from tensorflow.python.feature_column import feature_column_lib
  from tensorflow.python.framework import dtypes
  from tensorflow.python.framework import test_util
  from tensorflow.python.ops import init_ops
  from tensorflow.python.ops import lookup_ops
  from tensorflow.python.ops import parsing_ops
  from tensorflow.python.ops import variable_scope
  from tensorflow.python.ops import variables
  from tensorflow.python.platform import test
  from tensorflow.python.tpu import feature_column_v2
  from tensorflow.python.tpu import tpu_function
label_desc: Use image node_id 1 for calling the DeviceSpecificEmbeddingColumnTestV2 obj's underlying member method code with example usage: obj.test_error_dense_shape_invalid() without return types