code: def get_global_seed():
      seed = os.getenv("FASTNLP_GLOBAL_SEED", None)
      if seed is not None:
          return int(seed)
      seed = int(math.modf(time.time())[0] * 1000000)
      os.environ["FASTNLP_GLOBAL_SEED"] = f"{seed}"
  
      return seed
  
file_path: fastNLP/fastNLP/envs/utils.py
imports: import os
  import math
  import time
  from importlib.util import find_spec
  from typing import Callable
  import importlib
  from pkg_resources import DistributionNotFound
  from packaging.version import Version
  import subprocess
  import pkg_resources
label_desc: Use image node_id 5 for calling a global function with example usage: get_global_seed() and returns: seed, int