Python论坛的帖子：

星期四十二月 13 08:59:03 HKT 2007

Romit,您好！

	你这里的异常捕获用的

	try:
	except xxx:
	except xxx

这样肯定有漏掉的,要么你最后再加一个 except,要么用这样的

	try:
	except Exception, e:


======= 2007-12-12 09:52:26 您在来信中写道：=======

>确实是反垃圾邮件的问题，该企业会在月末向员工发送业绩、工资等信息，所以发
>送邮件量会比较大，我想在邮件服务器禁止发送后，程序自动等待10分钟后重试，
>但是每次SMTP服务器拒绝以后，随后会自动断开连接，你帮忙看一下程序存在什么
>问题。
>for a in mbl:
>           
>subject=self.mngCltXML.get_widget('entry8').get_text().encode('gb2312')
>           
>text=self.mngCltXML.get_widget('textview1').get_buffer().get_text(self.mngCltXML.get_widget('textview1').get_buffer().get_start_iter(),self.mngCltXML.get_widget('textview1').get_buffer().get_end_iter()).encode('gb2312')
>            msg=MIMEText(text,_subtype='plain',_charset='GB2312')
>
>            msg['Subject']=subject
>            msg['From']=conf['user']
>            msg['To']=str(a)+'@sx.133165.com'
>
>            try:
>                server=smtplib.SMTP(conf['host'],conf['port'])
>                server.set_debuglevel(0)
>            except smtplib.SMTPException:
>               
>cid_except=self.mngCltXML.get_widget('statusbar1').get_context_id('Base
>exception class for all exceptions raised by this module.')
>               
>self.mngCltXML.get_widget('statusbar1').push(cid_except,u'请更换信箱，服
>务器拒绝')
>                time.sleep(50)
>                self.mngCltXML.get_widget('statusbar1').pop(cid_except)
>            except smtplib.SMTPServerDisconnected:
>               
>cid_sdiscn=self.mngCltXML.get_widget('statusbar1').get_context_id('Server
>disconnectiod')
>               
>self.mngCltXML.get_widget('statusbar1').pusb(cid_sdiscn,u'服务器连接中断')
>                time.sleep(5)
>                self.mngCltXML.get_widget('statusbar1').pop(cid_sdiscn)
>            except smtplib.SMTPResponseException:
>               
>cid_rsp=self.mngCltXML.get_widget('statusbar1').get_context_id('Base
>class for all exceptions that include an SMTP error code. These
>exceptions are generated in some instances when the SMTP server returns
>an error code. The error code is stored in the smtp_code attribute of
>the error, and the smtp_error attribute is set to the error message.')
>                self.mngCltXML.get_widget('statusbar1').push(cid_rsp,u'
>服务器响应错误')
>                time.sleep(5)
>                self.mngCltXML.get_widget('statusbar1').pop(cid_rsp)
>            except smtplib.SMTPSenderRefused:
>               
>cid_srfus=self.mngCltXML.get_widget('statusbar1').get_context_id('Sender
>address refused. In addition to the attributes set by on all
>SMTPResponseException exceptions, this sets `sender\' to the string that
>the SMTP server refused.')
>               
>self.mngCltXML.get_widget('statusbar1').push(cid_srfus,u'发件地址被拒绝')
>                time.sleep(600)
>                self.mngCltXML.get_widget('statusbar1').pop(cid_srfus)
>            except smtplib.SMTPRecipientsRefused:
>                #如果收件人不存在，直接跳过
>                continue
>            except smtplib.SMTPDataError:
>               
>cid_data=self.mngCltXML.get_widget('statusbar1').get_context_id('The
>server replied with an unexpected error code (other than a refusal of a
>recipient).')
>                self.mngCltXML.get_widget('statusbar1').push(cid_data,u'
>服务器返回错误')
>                time.sleep(5)
>                self.mngCltXML.get_widget('statusbar1').pop(cid_data)
>            except smtplib.SMTPConnectError:
>               
>cid_conn=self.mngCltXML.get_widget('statusbar1').get_context_id('Error
>occurred during establishment of a connection with the server.')
>                self.mngCltXML.get_widget('statusbar1').push(cid_conn,u'
>与服务器连接错误，请更换信箱')
>                time.sleep(50)
>                self.mngCltXML.get_widget('statusbar1').pop(cid_conn)
>            except smtplib.SMTPHeloError:
>               
>cid_helo=self.mngCltXML.get_widget('statusbar1').get_context_id('The
>server didn\'t reply properly to the "HELO" greeting.')
>                self.mngCltXML.get_widget('statusbar1').push(cid_helo,u'
>服务器未正确相应')
>                time.sleep(5)
>                self.mngCltXML.get_widget('statusbar1').pop(cid_helo)
>           
>
>            try:
>                server.login(conf['user'],conf['passwd'])
>            except smtplib.SMTPAuthenticationError:
>               
>cid_auth=self.mngCltXML.get_widget('statusbar1').get_context_id('The
>server didn\'t accept the username/password combination.')
>                self.mngCltXML.get_widget('statusbar1').push(cid_auth,u'
>用户名或者密码错误，请在SMTP 设置输入正确的用户和密码')
>                time.sleep(5)
>                self.mngCltXML.get_widget('statusbar1').pop(cid_auth)
>            except smtplib.SMTPHeloError:
>               
>cid_helo=self.mngCltXML.get_widget('statusbar1').get_context_id('The
>server didn\'t reply properly to the "HELO" greeting.')
>                self.mngCltXML.get_widget('statusbar1').push(cid_helo,u'
>服务器未正确相应')
>                time.sleep(5)
>                self.mngCltXML.get_widget('statusbar1').pop(cid_helo)
>            except smtplib.SMTPError:
>               
>cid_err=self.mngCltXML.get_widget('statusbar1').get_context_id('No
>suitable authentication method was found')
>                mngCltXML.get_widget('statusbar1').push(cid_err,u'验证方
>法不匹配')
>                break
>                self.mngCltXML.get_widget('statusbar1').pop(cid_err)
>
>
>            try:
>                server.sendmail(conf['user'],
>str(a[0])+'@sx.133165.com',msg.as_string())
>            except smtplib.SMTPRecipientsRefused:
>                #如果收件人不存在，直接跳过
>                continue
>            except smtplib.SMTPHeloError:
>               
>cid_helo=self.mngCltXML.get_widget('statusbar1').get_context_id('The
>server didn\'t reply properly to the "HELO" greeting.')
>                self.mngCltXML.get_widget('statusbar1').push(cid_helo,u'
>服务器未正确相应')
>                time.sleep(5)
>                self.mngCltXML.get_widget('statusbar1').pop(cid_helo)
>            except smtplib.SMTPSenderRefused:
>                # 发件地址被拒绝通常是由于发送大量电子邮件爱你导致，所以
>休眠一段时间后重复发送
>                server.close()
>                time.sleep(600)
>                server=smtplib.SMTP(conf['host'],conf['port'])
>                server.server.login(conf['user'],conf['passwd'])
>               
>            except smtplib.SMTPDataError:
>               
>cid_data=self.mngCltXML.get_widget('statusbar1').get_context_id('The
>server replied with an unexpected error code (other than a refusal of a
>recipient).')
>                self.mngCltXML.get_widget('statusbar1').push(cid_data,u'
>服务器返回错误')
>                time.sleep(5)
>                self.mngCltXML.get_widget('statusbar1').pop(cid_data)
>
>            server.quit()
>
>
>赵威 写道:
>> Romit,您好！
>>
>> 	又是遇到反垃圾邮件了...
>> 异常可以捕获到的,应该是你捕获的地方不对
>>
>> ======= 2007-12-09 12:28:52 您在来信中写道：=======
>>
>>   
>>> 我为某企业写了一个向该企业员工群发电子邮件的程序，使用的是smtplib。在通
>>> 过smtp协议迭代群发邮件的时候，特别是连续发送超过32份的时候，smtp服务器拒
>>> 绝我发送请求的时候，smtplib通常会抛出一个异常：
>>> smtplib.SMTPException
>>> 紧跟着是另外一个异常：
>>> smtplib.SMTPServerDisconnected
>>> 这个异常没办法捕获到，虽然我的程序里有这个异常处理子句。
>>> 我该怎么处理这个异常？
>>>
>>> _______________________________________________
>>> python-chinese
>>> Post: send python-chinese在lists.python.cn
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>>>     
>>
>> = = = = = = = = = = = = = = = = = = = =
>> 			
>>
>> 　　　　　　　　致
>> 礼！
>>  
>> 				 
>> 　　　　　　　　赵威
>> 　　　　　　　　zhaowei在pythonid.com
>> 　　　　　　　　　　2007-12-12
>>
>> _______________________________________________
>> python-chinese
>> Post: send python-chinese在lists.python.cn
>> Subscribe: send subscribe to python-chinese-request在lists.python.cn
>> Unsubscribe: send unsubscribe to  python-chinese-request在lists.python.cn
>> Detail Info: http://python.cn/mailman/listinfo/python-chinese
>
>_______________________________________________
>python-chinese
>Post: send python-chinese在lists.python.cn
>Subscribe: send subscribe to python-chinese-request在lists.python.cn
>Unsubscribe: send unsubscribe to  python-chinese-request在lists.python.cn
>Detail Info: http://python.cn/mailman/listinfo/python-chinese

= = = = = = = = = = = = = = = = = = = =
			

　　　　　　　　致
礼！
 
				 
　　　　　　　　赵威
　　　　　　　　zhaowei在pythonid.com
　　　　　　　　　　2007-12-13

标题：[python-chinese] smtplib级联异常