code: def framework():
      """Return name of Segmentation Models framework"""
      return _KERAS_FRAMEWORK
  
file_path: segmentation_models/segmentation_models/__init__.py
imports: import os
  import functools
  from .__version__ import __version__
  from .None import base
  from .None import losses
  from .None import metrics
  from .None import utils
  from .backbones.backbones_factory import Backbones
  from .models.unet import Unet
  from .models.pspnet import PSPNet
  from .models.linknet import Linknet
  from .models.fpn import FPN
label_desc: Use image node_id 4 for calling a global function with example usage: framework() and returns: _KERAS_FRAMEWORK