class email.headerregistry.MIMEVersionHeader There is really only one valid value for the MIME-Version

quopri.encode(input, output, quotetabs, header=False) Encode the contents of the input file and write the resulting

groups A tuple of Group objects encoding the addresses and groups found in the header value. Addresses that are

remove_flag(flag) Unset the flag(s) specified by flag without changing other flags. To remove more than one flag at

set_payload(payload, charset=None) Set the entire message object’s payload to payload. It is the client’s responsibility

fold(*, policy) Return a string containing

lock() unlock() Three locking mechanisms are used—dot locking and, if available, the flock() and lockf()

json.dumps(obj, skipkeys=False, ensure_ascii=True, check_circular=True, allow_nan=True, cls=None, indent=None, separators=None, default=None, sort_keys=False, **kw)

header_store_parse(name, value) The name is returned unchanged. If the input value has a name attribute and it

email.utils.quote(str) Return a new string with backslashes in str replaced by two backslashes, and double quotes replaced