code: def is_bitsandbytes_available() -> bool:
      import torch
  
      # bnb can be imported without GPU but is not usable.
      return (
          importlib.util.find_spec("bitsandbytes") is not None
          and torch.cuda.is_available()
      )
  
file_path: trl/trl/import_utils.py
imports: import importlib
  import sys
label_desc: Use image node_id 7 for calling a global function with example usage: is_bitsandbytes_available() and returns: unknown