code: def main(argv: Sequence[str]) -> None:
      if len(argv) > 1:
          raise app.UsageError("Too many command-line arguments.")
  
      checkpoint_path = (
          _CHECKPOINT_PATH.value or model.CHECKPOINTS[_MODEL_NAME.value]
      )
      params = checkpoints.load_t5x_checkpoint(checkpoint_path)[
          "target"
      ]
      debug_utils.log_param_shapes(params)
  
imports: from collections.abc import Sequence
  from absl import app
  from absl import flags
  from scenic.common_lib import debug_utils
  from scenic.projects.t5 import model
  from t5x import checkpoints
label_desc: Use image node_id 1 for calling a global function with example usage: main(argv) without return types