class_docstr: Class for connecting models and data operations with json files with
  its descriptions and metadata
code: def __exit__(self, type, value, traceback):
      self.repo_path = None
      OperationTypesRepository.__repository_dict__[self.operation_type][
          "initialized_repo"
      ] = None
      default_model_repo_file = (
          OperationTypesRepository.__repository_dict__["model"]["file"]
      )
      OperationTypesRepository.assign_repo(
          "model", default_model_repo_file
      )
  
imports: import json
  import os
  from collections import defaultdict
  from dataclasses import dataclass
  from typing import Dict, List, Optional, TYPE_CHECKING, Union
  import numpy
  from golem.core.log import default_log
  from golem.utilities.data_structures import ensure_wrapped_in_sequence
  from fedot.core.constants import AUTO_PRESET_NAME, BEST_QUALITY_PRESET_NAME
  from fedot.core.repository.dataset_types import DataTypesEnum
  from fedot.core.repository.json_evaluation import import_enums_from_str, import_strategy_from_str, read_field
  from fedot.core.repository.tasks import Task, TaskTypesEnum
label_desc: Use image node_id 7 for calling the OperationTypesRepository obj's underlying member method code with example usage: obj.__exit__(type, value, traceback) without return types