send: 'ehlo DESKTOP-A9JV5OF.ivi44.ivi2.org\r\n' reply: b'250-smtp.qq.com\r\n' reply: b'250-PIPELINING\r\n' reply: b'250-SIZE 73400320\r\n' reply: b'250-STARTTLS\r\n' reply: b'250-AUTH LOGIN PLAIN\r\n' reply: b'250-AUTH=LOGIN\r\n' reply: b'250-MAILCOMPRESS\r\n' reply: b'250 8BITMIME\r\n' reply: retcode (250); Msg: b'smtp.qq.com\nPIPELINING\nSIZE 73400320\nSTARTTLS\nAUTH LOGIN PLAIN\nAUTH=LOGIN\nMAILCOMPRESS\n8BITMIME' send: 'AUTH PLAIN AGdiIDw4NDQzODYzMjBAcXEuY29tPgA4NDQzODYzMjBAcWluZw==\r\n' reply: b'535 Error: authentication failed, system busy\r\n' reply: retcode (535); Msg: b'Error: authentication failed, system busy' send: 'Z2IgPDg0NDM4NjMyMEBxcS5jb20+\r\n' reply: b'334 UGFzc3dvcmQ6\r\n' reply: retcode (334); Msg: b'UGFzc3dvcmQ6' send: 'AUTH LOGIN ODQ0Mzg2MzIwQHFpbmc=\r\n' reply: b'334 UGFzc3dvcmQ6\r\n' reply: retcode (334); Msg: b'UGFzc3dvcmQ6' Traceback (most recent call last): File "C:/Users/bingochen/Desktop/code/python/smtp_liao.py", line 24, in <module> server.login(from_addr, password) File "C:\Users\bingochen\AppData\Local\Programs\Python\Python35\lib\smtplib.py", line 730, in login raise last_exception File "C:\Users\bingochen\AppData\Local\Programs\Python\Python35\lib\smtplib.py", line 721, in login initial_response_ok=initial_response_ok) File "C:\Users\bingochen\AppData\Local\Programs\Python\Python35\lib\smtplib.py", line 641, in auth raise SMTPAuthenticationError(code, resp) smtplib.SMTPAuthenticationError: (334, b'UGFzc3dvcmQ6')
。。。找到问题了
贴smtp日志要小心，密码贴出来了，去改密码吧
我也遇到这个问题，请问怎么解决。我还换了 base64编码的用户名和密码登录还是不行。
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womenlashi
send: 'ehlo DESKTOP-A9JV5OF.ivi44.ivi2.org\r\n' reply: b'250-smtp.qq.com\r\n' reply: b'250-PIPELINING\r\n' reply: b'250-SIZE 73400320\r\n' reply: b'250-STARTTLS\r\n' reply: b'250-AUTH LOGIN PLAIN\r\n' reply: b'250-AUTH=LOGIN\r\n' reply: b'250-MAILCOMPRESS\r\n' reply: b'250 8BITMIME\r\n' reply: retcode (250); Msg: b'smtp.qq.com\nPIPELINING\nSIZE 73400320\nSTARTTLS\nAUTH LOGIN PLAIN\nAUTH=LOGIN\nMAILCOMPRESS\n8BITMIME' send: 'AUTH PLAIN AGdiIDw4NDQzODYzMjBAcXEuY29tPgA4NDQzODYzMjBAcWluZw==\r\n' reply: b'535 Error: authentication failed, system busy\r\n' reply: retcode (535); Msg: b'Error: authentication failed, system busy' send: 'Z2IgPDg0NDM4NjMyMEBxcS5jb20+\r\n' reply: b'334 UGFzc3dvcmQ6\r\n' reply: retcode (334); Msg: b'UGFzc3dvcmQ6' send: 'AUTH LOGIN ODQ0Mzg2MzIwQHFpbmc=\r\n' reply: b'334 UGFzc3dvcmQ6\r\n' reply: retcode (334); Msg: b'UGFzc3dvcmQ6' Traceback (most recent call last): File "C:/Users/bingochen/Desktop/code/python/smtp_liao.py", line 24, in <module> server.login(from_addr, password) File "C:\Users\bingochen\AppData\Local\Programs\Python\Python35\lib\smtplib.py", line 730, in login raise last_exception File "C:\Users\bingochen\AppData\Local\Programs\Python\Python35\lib\smtplib.py", line 721, in login initial_response_ok=initial_response_ok) File "C:\Users\bingochen\AppData\Local\Programs\Python\Python35\lib\smtplib.py", line 641, in auth raise SMTPAuthenticationError(code, resp) smtplib.SMTPAuthenticationError: (334, b'UGFzc3dvcmQ6')