code: def _available_adapters(self) -> Set[str]:
      return {*self.oft_r}
  
imports: import math
  import warnings
  from typing import Any, List, Optional, Set, Tuple
  import torch
  import torch.nn
  from peft.tuners.lycoris_utils import LycorisLayer
label_desc: Use image node_id 2 for calling the OFTLayer obj's underlying member method code with example usage: obj._available_adapters() and returns: unknown