code: def _load_subclass_backend(backend):
      sub_module = importlib.import_module(
          f".{backend.get_backend_name()}", __name__
      )
      this = sys.modules[__name__]
      for api, obj in sub_module.__dict__.items():
          setattr(this, api, obj)
  
imports: import importlib
  import sys
  from ...backend import DependentBackend
  from .None import _utils
  from .decoders import BaseDecoderMaintainer, DecoderUniversalRegistry, LogSoftmaxDecoderMaintainer, DotProductLinkPredictionDecoderMaintainer
  from .encoders import BaseEncoderMaintainer, AutoHomogeneousEncoderMaintainer, EncoderUniversalRegistry, GCNEncoderMaintainer, GATEncoderMaintainer, GINEncoderMaintainer, SAGEEncoderMaintainer
label_desc: Use image node_id 1 for calling a global function with example usage: _load_subclass_backend(backend) without return types