code: def _path(opt):
      build(opt)
  
      dt = opt["datatype"].split(":")[0]
  
      if dt == "train":
          suffix = "train"
      elif dt == "valid":
          suffix = "dev"
      elif dt == "test":
          suffix = "test"
      else:
          raise RuntimeError("Not valid datatype.")
  
      data_path = os.path.join(
          opt["datapath"],
          SNLI,
          SNLI_PREFIX + SNLI_VERSION,
          SNLI_PREFIX + SNLI_VERSION + "_" + suffix + ".jsonl",
      )
  
      return data_path
  
file_path: ParlAI/parlai/tasks/snli/agents.py
imports: from typing import Optional
  from parlai.core.params import ParlaiParser
  from parlai.core.opt import Opt
  import copy
  import os
  from parlai.core.teachers import DialogTeacher
  from parlai.tasks.multinli.agents import setup_data, BICLASS_LABELS, MULTINLI_LABELS
  from .build import build
label_desc: Use image node_id 1 for calling a global function with example usage: _path(opt) and returns: data_path