class_docstr: ReDial Teacher.
class_docstr_tok: ["ReDial","Teacher","."]
code: def get_title_dict(self, path):
      csv_path = os.path.join(path, "movies_with_mentions.csv")
      with PathManager.open(csv_path, mode="r") as f:
          reader = csv.reader(f)
          for row in reader:
              self.title_id_map["@" + row[0]] = remove_year_from_title(
                  row[1]
              )
  
imports: from parlai.core.teachers import FixedDialogTeacher
  from parlai.utils.io import PathManager
  from .build import build
  import os
  import json
  import re
  import csv
label_desc: Use image node_id 2 for calling the ReDialTeacher obj's underlying member method code with example usage: obj.get_title_dict(path) without return types