code: def test_plots(project, bench_dvc):
      with Repo() as dvc:
          _pull(dvc)
  
      kwargs = {"rounds": 5, "iterations": 3, "warmup_rounds": 2}
      bench_dvc("plots", "show", name="show", **kwargs)
      bench_dvc("plots", "show", "--json", name="show-json", **kwargs)
      bench_dvc("plots", "diff", "HEAD", name="diff", **kwargs)
      bench_dvc(
          "plots", "diff", "HEAD", "--json", name="diff-json", **kwargs
      )
  
label_desc: Use image node_id 1 for calling a global function with example usage: test_plots(project, bench_dvc) without return types