code: def _encode_list(val_list):
      joined = ", ".join([_encode_list_item(val) for val in val_list])
      return f"[{joined}]"
  
imports: import logging
  import os
  import re
  import yaml
  from guild import util
  from guild import yaml_util
label_desc: Use image node_id 2 for calling a global function with example usage: _encode_list(val_list) and returns: str, joined, str