code: def startup_script(self, startup_script):
          
  
          try:
              startup_script_path = os.path.join(self.working_dir, 'startup.vpc')
              with open(startup_script_path, "w+", encoding='utf-8') as f:
                  if startup_script is None:
                      f.write('')
                  else:
                      startup_script = startup_script.replace("%h", self._name)
                      f.write(startup_script)
          except OSError as e:
              raise VPCSError('Cannot write the startup script file "{}": {}'.format(startup_script_path, e))
docs: Updates the startup script.
  
          :param startup_script: content of the startup script