smtp.py 文件源码

def smtp_VRFY(self, arg):
        if arg:
            try:
                address, params = self._getaddr(arg)
            except HeaderParseError:
                address = None
            if address is None:
                await self.push('502 Could not VRFY %s' % arg)
            else:
                status = await self._call_handler_hook('VRFY', address)
                await self.push(
                    '252 Cannot VRFY user, but will accept message '
                    'and attempt delivery'
                    if status is MISSING else status)
        else:
            await self.push('501 Syntax: VRFY <address>')