code: def test_get_feature_invalid_schema_input(self):
      with self.assertRaisesRegex(
          TypeError, "should be a Schema proto"
      ):
          _ = schema_util.get_feature({}, "feature")
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import os
  from absl import flags
  from absl.testing import absltest
  from absl.testing import parameterized
  from tensorflow_data_validation import types
  from tensorflow_data_validation.utils import schema_util
  from google.protobuf import text_format
  from tensorflow_metadata.proto.v0 import schema_pb2
label_desc: Use image node_id 6 for calling the SchemaUtilTest obj's underlying member method code with example usage: obj.test_get_feature_invalid_schema_input() without return types