code: def register_ff_backbones(register: FlashRegistry):
      if _FASTFACE_AVAILABLE:
          backbones = [
              partial(fastface_backbone, model_name=name)
              for name in _MODEL_NAMES
          ]
  
          for idx, backbone in enumerate(backbones):
              register(backbone, name=_MODEL_NAMES[idx])
  
imports: from functools import partial
  from flash.core.registry import FlashRegistry
  from flash.core.utilities.imports import _FASTFACE_AVAILABLE
label_desc: Use image node_id 2 for calling a global function with example usage: register_ff_backbones(register) without return types