code: def _init_reference():
      return modellib.ModelRef(
          "builtin", "guildai", guild.__version__, "dask"
      )
  
file_path: guildai/guild/plugins/dask.py
imports: import yaml
  import guild
  from guild import guildfile
  from guild import model
  from guild import plugin
label_desc: Use image node_id 3 for calling the DaskModelProxy obj's underlying member method code with example usage: obj._init_reference() and returns: modellib