code: def __eq__(self, other):
      return isinstance(other, DummyChannel) and self.type == other.type
  
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 1 for calling the DummyChannel obj's underlying member method code with example usage: obj.__eq__(other) and returns: unknown