code: def cudnn_ok(*args, **kwargs):
      return False
  
file_path: keras/keras/backend/torch/rnn.py
imports: import torch
  import tree
  from keras.backend.torch.core import convert_to_tensor
  from keras.utils.nest import pack_sequence_as
label_desc: Use image node_id 2 for calling a global function with example usage: cudnn_ok() and returns: False