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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 async def reject(self, reason: str = '') -> None: """ Reject the request. :param reason: reason to reject (only works in group request) """

        try:
            await self.bot.call_action(
                action='.handle_quick_operation_async',
                self_id=self.ctx.get('self_id'),
                context=self.ctx,
                operation={'approve': False, 'reason': reason}
            )
        except CQHttpError:
            pass