code: def set_seed(seed: Optional[int] = None):
      """set seed for reproducibility
  
      Args:
          seed (:obj:`int`): the seed to seed everything for reproducibility. if None, do nothing.
      """
      if seed:
          random.seed(seed)
          np.random.seed(seed)
          torch.manual_seed(seed)
          torch.cuda.manual_seed_all(seed)
          logger.info(f"Global seed set to {seed}")
  
imports: import random
  import numpy
  import torch
  from openprompt.utils.logging import logger
  from typing import *
label_desc: Use image node_id 1 for calling a global function with example usage: set_seed(seed) without return types