code: def uuid4():
      
      # Otherwise, get randomness from urandom or the 'random' module.
      try:
          import os
          return UUID(bytes=os.urandom(16), version=4)
      except Exception:
          import random
          bytes = [chr(random.randrange(256)) for i in range(16)]
          return UUID(bytes=bytes, version=4)
docs: Generate a random UUID.