在此插入代码
reply: retcode (250); Msg: b'smtp.qq.com\nPIPELINING\nSIZE 73400320\nAUTH LOGIN PLAIN\nAUTH=LOGIN\nMAILCOMPRESS\n8BITMIME' send: 'AUTH PLAIN AHZybXRoQHFxLmNvbQkAQXJhdGlvbmFscHN5Y2hv\r\n' reply: b'535 Error: \xc7\xeb\xca\xb9\xd3\xc3\xca\xda\xc8\xa8\xc2\xeb\xb5\xc7\xc2\xbc\xa1\xa3\xcf\xea\xc7\xe9\xc7\xeb\xbf\xb4: http://service.mail.qq.com/cgi-bin/help?subtype=1&&id=28&&no=1001256\r\n' reply: retcode (535); Msg: b'Error: \xc7\xeb\xca\xb9\xd3\xc3\xca\xda\xc8\xa8\xc2\xeb\xb5\xc7\xc2\xbc\xa1\xa3\xcf\xea\xc7\xe9\xc7\xeb\xbf\xb4: http://service.mail.qq.com/cgi-bin/help?subtype=1&&id=28&&no=1001256' send: 'AUTH LOGIN dnJtdGhAcXEuY29tCQ==\r\n' reply: b'334 UGFzc3dvcmQ6\r\n' reply: retcode (334); Msg: b'UGFzc3dvcmQ6' send: 'QXJhdGlvbmFscHN5Y2hv\r\n' reply: b'535 Error: \xc7\xeb\xca\xb9\xd3\xc3\xca\xda\xc8\xa8\xc2\xeb\xb5\xc7\xc2\xbc\xa1\xa3\xcf\xea\xc7\xe9\xc7\xeb\xbf\xb4: http://service.mail.qq.com/cgi-bin/help?subtype=1&&id=28&&no=1001256\r\n' reply: retcode (535); Msg: b'Error: \xc7\xeb\xca\xb9\xd3\xc3\xca\xda\xc8\xa8\xc2\xeb\xb5\xc7\xc2\xbc\xa1\xa3\xcf\xea\xc7\xe9\xc7\xeb\xbf\xb4: http://service.mail.qq.com/cgi-bin/help?subtype=1&&id=28&&no=1001256' Traceback (most recent call last): File "./send_mail.py", line 50, in <module> server.login(from_addr, password) File "/usr/lib/python3.4/smtplib.py", line 652, in login raise SMTPAuthenticationError(code, resp) smtplib.SMTPAuthenticationError: (535, b'Error: \xc7\xeb\xca\xb9\xd3\xc3\xca\xda\xc8\xa8\xc2\xeb\xb5\xc7\xc2\xbc\xa1\xa3\xcf\xea\xc7\xe9\xc7\xeb\xbf\xb4: http://service.mail.qq.com/cgi-bin/help?subtype=1&&id=28&&no=1001256')
问题应该出在登录邮箱的密码，我用的是163邮箱发送的邮件，要开启客户端授权密码，然后密码用这个客户端授权密码就成功了，你可以试试。
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reply: retcode (250); Msg: b'smtp.qq.com\nPIPELINING\nSIZE 73400320\nAUTH LOGIN PLAIN\nAUTH=LOGIN\nMAILCOMPRESS\n8BITMIME' send: 'AUTH PLAIN AHZybXRoQHFxLmNvbQkAQXJhdGlvbmFscHN5Y2hv\r\n' reply: b'535 Error: \xc7\xeb\xca\xb9\xd3\xc3\xca\xda\xc8\xa8\xc2\xeb\xb5\xc7\xc2\xbc\xa1\xa3\xcf\xea\xc7\xe9\xc7\xeb\xbf\xb4: http://service.mail.qq.com/cgi-bin/help?subtype=1&&id=28&&no=1001256\r\n' reply: retcode (535); Msg: b'Error: \xc7\xeb\xca\xb9\xd3\xc3\xca\xda\xc8\xa8\xc2\xeb\xb5\xc7\xc2\xbc\xa1\xa3\xcf\xea\xc7\xe9\xc7\xeb\xbf\xb4: http://service.mail.qq.com/cgi-bin/help?subtype=1&&id=28&&no=1001256' send: 'AUTH LOGIN dnJtdGhAcXEuY29tCQ==\r\n' reply: b'334 UGFzc3dvcmQ6\r\n' reply: retcode (334); Msg: b'UGFzc3dvcmQ6' send: 'QXJhdGlvbmFscHN5Y2hv\r\n' reply: b'535 Error: \xc7\xeb\xca\xb9\xd3\xc3\xca\xda\xc8\xa8\xc2\xeb\xb5\xc7\xc2\xbc\xa1\xa3\xcf\xea\xc7\xe9\xc7\xeb\xbf\xb4: http://service.mail.qq.com/cgi-bin/help?subtype=1&&id=28&&no=1001256\r\n' reply: retcode (535); Msg: b'Error: \xc7\xeb\xca\xb9\xd3\xc3\xca\xda\xc8\xa8\xc2\xeb\xb5\xc7\xc2\xbc\xa1\xa3\xcf\xea\xc7\xe9\xc7\xeb\xbf\xb4: http://service.mail.qq.com/cgi-bin/help?subtype=1&&id=28&&no=1001256' Traceback (most recent call last): File "./send_mail.py", line 50, in <module> server.login(from_addr, password) File "/usr/lib/python3.4/smtplib.py", line 652, in login raise SMTPAuthenticationError(code, resp) smtplib.SMTPAuthenticationError: (535, b'Error: \xc7\xeb\xca\xb9\xd3\xc3\xca\xda\xc8\xa8\xc2\xeb\xb5\xc7\xc2\xbc\xa1\xa3\xcf\xea\xc7\xe9\xc7\xeb\xbf\xb4: http://service.mail.qq.com/cgi-bin/help?subtype=1&&id=28&&no=1001256')