code: def get_storage_backend(backend_name) -> Type["StorageBackend"]:
      return _storage_backends[backend_name]
  
imports: import functools
  import operator
  from abc import ABC, abstractmethod
  from dataclasses import dataclass
  from enum import Enum
  from typing import Any, Dict, List, Tuple, Type, Union
  from ..utils import dataslots
  from .core import StorageFileObject
label_desc: Use image node_id 2 for calling a global function with example usage: get_storage_backend(backend_name) and returns: _storage_backends