code: def identity_function(value):
      """Do nothing.
  
      This function exists so it can be pickled.
  
      Args:
          value(object): A value.
  
      Returns:
          object: The value.
  
      """
      return value
  
imports: import psutil
  from garage.experiment.deterministic import get_seed
  from garage.sampler.default_worker import DefaultWorker
label_desc: Use image node_id 1 for calling a global function with example usage: identity_function(value) and returns: value