code: def testGetInidividualChannels(self):
      one_channel = channel.Channel(_MyArtifact)
      another_channel = channel.Channel(_MyArtifact)
  
      result = channel_utils.get_individual_channels(one_channel)
      self.assertEqual(result, [one_channel])
  
      result = channel_utils.get_individual_channels(
          channel.union([one_channel, another_channel])
      )
      self.assertEqual(result, [one_channel, another_channel])
  
file_path: tfx/tfx/types/channel_utils_test.py
imports: import tensorflow
  from tfx.dsl.placeholder import placeholder
  from tfx.types import artifact
  from tfx.types import channel
  from tfx.types import channel_utils
  from tfx.types import standard_artifacts
label_desc: Use image node_id 5 for calling the ChannelUtilsTest obj's underlying member method code with example usage: obj.testGetInidividualChannels() without return types