code: def get_data_dependent_node_ids(self) -> Set[str]:
      return set()
  
imports: import copy
  from typing import Optional, Mapping, Set
  import tensorflow
  from tfx.dsl.input_resolution import resolver_op
  import tfx.types
  from tfx.types import standard_artifacts
label_desc: Use image node_id 3 for calling the DummyChannel obj's underlying member method code with example usage: obj.get_data_dependent_node_ids() and returns: set