code: def t_CPP_COMMENT2(t):
      r"(//.*?(\n|$))"
      # replace with '/n'
      t.type = "CPP_WS"
      t.value = "\n"
      return t
  
imports: from __future__ import generators
  import sys
  import re
  import copy
  import time
  import os.path
label_desc: Use image node_id 6 for calling a global function with example usage: t_CPP_COMMENT2(t) and returns: t