class_docstr: ModelService wraps up all preprocessing, inference and postprocessing
  functions used by model service. It is defined in a flexible manner to
  be easily extended to support different frameworks.
class_docstr_tok: ["ModelService","wraps","up","all","preprocessing",",","inference","and","postprocessing","functions","used","by","model","service",".","It","is","defined","in","a","flexible","manner","to","be","easily","extended","to","support","different","frameworks","."]
docstr: Signature for model service.
  
  Returns
  -------
  Dict
      Model service signature.
docstr_tok: ["Signature","for","model","service",".","Returns","--","--","--","-","Dict","Model","service","signature","."]
code: def signature(self):
      """
      Signature for model service.
  
      Returns
      -------
      Dict
          Model service signature.
      """
      return self._signature
  
file_path: serve/ts/model_service/model_service.py
imports: import ast
  import json
  import logging
  import os
  import time
  from abc import ABCMeta, abstractmethod
label_desc: Use image node_id 5 for calling the ModelService obj's underlying member method code with example usage: obj.signature() and returns: self