code: def global_config_dir():
      return os.getenv(
          env.DVC_GLOBAL_CONFIG_DIR
      ) or platformdirs.user_config_dir(APPNAME, APPAUTHOR)
  
imports: import os
  import platformdirs
  from .None import env
label_desc: Use image node_id 2 for calling a global function with example usage: global_config_dir() and returns: unknown