code: def test_rng_seeds_func():
      """Tests that rng seeds differ and coordinate where desired"""
      device = torch.device("cpu")
      prev_seed = crypten.generators["prev"][device].initial_seed()
      next_seed = crypten.generators["next"][device].initial_seed()
      local_seed = crypten.generators["local"][device].initial_seed()
      global_seed = crypten.generators["global"][device].initial_seed()
  
      return (prev_seed, next_seed, local_seed, global_seed)
  
imports: import unittest
  import crypten
  import crypten.communicator
  import crypten.mpc
  import torch
  from crypten.config import cfg
label_desc: Use image node_id 6 for calling a global function with example usage: test_rng_seeds_func() and returns: prev_seed,  next_seed,  local_seed,  global_seed