code: def _path(opt, *additions):
      return os.path.join(opt["datapath"], "CornellMovie", *additions)
  
file_path: ParlAI/parlai/tasks/cornell_movie/agents.py
imports: from parlai.core.teachers import DialogTeacher
  from .build import build
  from parlai.utils.data import DatatypeHelper
  import copy
  import os
  import codecs
label_desc: Use image node_id 1 for calling a global function with example usage: _path(opt) and returns: os