code: def demo():
      import sys
      import getopt
  
      options, args = getopt.getopt(sys.argv[1:], "r")
      if len(args) != 2:
          raise getopt.GetoptError("need exactly two args", None)
      dd = dircmp(args[0], args[1])
      if ("-r", "") in options:
          dd.report_full_closure()
      else:
          dd.report()
  
imports: import os
  import stat
  from itertools import filterfalse
  from types import GenericAlias
label_desc: Use image node_id 8 for calling a global function with example usage: demo() without return types