code: def channels(self):
      return [
          self.out_feature_channels[name] for name in self.out_features
      ]
  
imports: import enum
  import inspect
  from typing import Iterable, List, Optional, Tuple, Union
label_desc: Use image node_id 9 for calling the BackboneMixin obj's underlying member method code with example usage: obj.channels() and returns: unknown