old_contents: #!/usr/bin/env python
  # -*- coding: utf-8 -*-
  
  from CWParser import CWParser
  
  CW_FILENAME = "page.cw"
  
  cwParser = CWParser()
  cwParser.readCWContent(CW_FILENAME)
  cwParser.showCWContent()
  cwParser.parse()
new_contents: #!/usr/bin/env python
  # -*- coding: utf-8 -*-
  
  from CabukWeb import CabukWeb
  
  
  def main():
      try:
          cw_filename = "page.cw"
          cw_parser = CabukWeb()
          cw_parser.read_script(cw_filename)
          cw_parser.show_script()
          cw_parser.parse()
  
      except Exception:
          print("Arrrggh... exception!")
  
  if __name__ == "__main__":
      main()
subject: update main function