用 smtplib 群发短信,怎么让收件人栏只显示自己的邮箱,不显示其他群发人的地址? - V2EX
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jianlu

用 smtplib 群发短信,怎么让收件人栏只显示自己的邮箱,不显示其他群发人的地址?

  •  
  •   jianlu Sep 14, 2018 3827 views
    This topic created in 2812 days ago, the information mentioned may be changed or developed.

    问题描述:

    1、一开始我发一次邮件,只不过设置收件人是包含多个地址的 list,通过','.join(receivers)来进行群发,这样收件人显示所有 receivers

    2、后面又利用循环,发多次邮件,收件人是单个地址,每个人都发一次。但是这样收件人还是显示多个,猜想是服务器根据内容相同把收件人自动合并

    解决方法:

    1、通过循环,每发完一次,sleep ( 30 )秒,这样应该就不会显示多个 receivers,但是效率很低。

    2、看网上说有简单的方法通过 cc/bcc 密送实现,这个群发的话怎么利用 bcc 实现?

    3 replies    2018-09-17 13:50:42 +08:00
    Allianzcortex
        1
    Allianzcortex  
       Sep 15, 2018
    这个需求叫做"群发单显",根据 to/cc/bcc 的定义( https://www.zhihu.com/question/19670232) ,只要把收件人的邮箱都添加在 bcc 列表里就可以保证单个收件人只可以看到自己的邮箱。

    实现参考: https://stackoverflow.com/questions/1546367/python-how-to-send-mail-with-to-cc-and-bcc
    WilliamLi
        2
    WilliamLi  
       Sep 15, 2018 via iPhone
    抄送似乎不行,密送可以实现。
    jianlu
        3
    jianlu  
    OP
       Sep 17, 2018
    @Allianzcortex 嗯,参考 Stack Overflow 实现了,谢谢
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