class_docstr: infer from forzen model 
class_docstr_tok: ["infer","from","forzen","model"]
code: def get_test_feed_dict(self):
      return {self.input_sentence: ["你好", "很开心"]}
  
file_path: delta/delta/serving/eval_text_cls_pb.py
imports: import os
  import delta.compat
  from absl import logging
  from delta import utils
  from delta.utils.register import registers
  from delta.utils.register import import_all_modules_for_register
  from delta.serving.base_frozen_model import Evaluater
label_desc: Use image node_id 3 for calling the TextClsEvaluater obj's underlying member method code with example usage: obj.get_test_feed_dict() and returns: dict