exception ftplib.error_perm Exception raised when an error code signifying a permanent error (response codes in the range 500–599)
do_HEAD() This method serves the 'HEAD' request type: it sends the headers it would send for the equivalent GET
wfile Contains the output stream for writing a response back to the client. Proper adherence to the HTTP protocol must be used
ipv4_mapped For addresses that appear to be IPv4 mapped addresses (starting with ::FFFF/96), this property will
url The URI or URL that triggered the error.
SMTP.sendmail(from_addr, to_addrs, msg, mail_options=[], rcpt_options=[]) Send mail. The required arguments are an
num_addresses
is_multicast
sixtofour For addresses that appear to be 6to4 addresses (starting with 2002::/16) as defined by
NNTP.nntp_version An integer representing the version of the NNTP protocol supported by the server. In practice, this should
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