- help_text:
    brief: List available Tensorflow versions.
    description: List Tensorflow versions available for Cloud TPUs.
    examples: |
      The following command lists all of the TensorFlow versions available in zone `us-central1-b`:

        $ {command} --zone=us-central1-b

  request:
    collection: tpu.projects.locations.tensorflowVersions
    api_version: v1

  arguments:
    resource:
      help_text: The zone to list Tensorflow versions for.
      spec: !REF googlecloudsdk.command_lib.compute.tpus.resources:location

  output:
    format: table(version:label=TENSORFLOW_VERSION:sort=1)