code: def test_format_split():
      assert format_split("split") == "|split|"
  
file_path: H2O/h2o_hf/helm/src/helm/common/test_general.py
imports: import shutil
  import os
  from helm.common.general import ensure_file_downloaded, format_tags, flatten_list, format_split, get_file_name, unique_simplification
label_desc: Use image node_id 4 for calling a global function with example usage: test_format_split() without return types