code: def _path(opt, filtered):
      # Build the data if it doesn't exist. It depends on wikimovies.
      build(opt)
      dt = opt["datatype"].split(":")[0]
      if dt == "valid":
          dt = "dev"
      return os.path.join(
          opt["datapath"],
          "MTurkWikiMovies",
          "mturkwikimovies",
          "qa-{type}.txt".format(type=dt),
      )
  
imports: from parlai.core.teachers import FbDeprecatedDialogTeacher
  from .build import build
  import copy
  import os
label_desc: Use image node_id 1 for calling a global function with example usage: _path(opt, filtered) and returns: os