def Help(self):
    """Prints help for a specific action.

    Expects self.args[0] to contain the name of the action in question.
    Exits the program after printing the help message.
    """
    if len(self.args) != 1 and self.args[0] not in self.actions:
      self.parser.error('Expected a single action argument. Must be one of:\n' +
                        self._GetActionDescriptions())

    action = self.actions[self.args[0]]
    self.parser, unused_options = self._MakeSpecificParser(action)
    self._PrintHelpAndExit(exit_code=0)
dataset/ETHPy150Open CollabQ/CollabQ/.google_appengine/google/appengine/tools/appcfg.py/AppCfgApp.Help/operator `or` -> `and`