code: def t_delete_model_version_by_id(self, client_con, mock_executor):
      # TODO
      #   delete model and version by _id
      #   need to mock model_controller
      pass
  
imports: import datetime
  import json
  import threading
  import inspect
  from unittest.mock import patch
  import tempfile
  import os
  from pymongo import MongoClient
  from mindsdb_sql import parse_sql
  from mindsdb.api.executor.data_types.answer import ExecuteAnswer, ANSWER_TYPE
  from mindsdb.api.executor import Column
  from .executor_test_base import BaseUnitTest
label_desc: Use image node_id 12 for calling the TestMongoDBServer obj's underlying member method code with example usage: obj.t_delete_model_version_by_id(client_con, mock_executor) without return types