code: def __init__(self, name):
      super().__init__(type=DummyArtifact)
      self.name = name
  
imports: from typing import Set
  from unittest import mock
  import tensorflow
  from tfx.orchestration.portable.input_resolution import exceptions
  from tfx.orchestration.portable.input_resolution import input_graph_resolver
  from tfx.orchestration.portable.input_resolution import node_inputs_resolver
  from tfx.orchestration.portable.input_resolution import partition_utils
  from tfx.orchestration.portable.input_resolution import channel_resolver
  from tfx.proto.orchestration import pipeline_pb2
  import tfx.types
  from tfx.types import channel_utils
  from tfx.utils import test_case_utils
  from google.protobuf import text_format
label_desc: Use image node_id 1 to create a new DummyChannel object from inherited base classes: tfx.types with example: obj = DummyChannel(name)