HTTPConnection.putheader(header, argument[, ...]) Send an RFC 822-style header to the server. It sends a line to the server consisting of the header, a colon and a space, and the first argument. If more arguments are given, continuation lines are sent, each consisting of a tab and an argument.

PurePath.root A string representing the (local or global) root, if any: >>> PureWindowsPath('c:/Program Files/').root '\\' >>> PureWindowsPath('c:Program Files/').root '' >>> PurePosixPath('/etc').root '/' UNC shares always have a root: >>> PureWindowsPath('//host/share').root '\\'

CacheFTPHandler.setMaxConns(m) Set maximum number of cached connections to m.

class lzma.LZMACompressor(format=FORMAT_XZ, check=-1, preset=None, filters=None) Create a compressor object, which can be used to compress data incrementally. For a more convenient way of compressing a single chunk of data, see compress(). The format argument specifies what container format should be used. Possible values are: FORMAT_XZ: The .xz container format. This is the default format. FORMAT_ALONE: The legacy .lzma container format. This format is more limited than .xz – it d

class tkinter.tix.DirList The DirList widget displays a list view of a directory, its previous directories and its sub-directories. The user can choose one of the directories displayed in the list or change to another directory.

NNTP.getcapabilities() Return the RFC 3977 capabilities advertised by the server, as a dict instance mapping capability names to (possibly empty) lists of values. On legacy servers which don’t understand the CAPABILITIES command, an empty dictionary is returned instead. >>> s = NNTP('news.gmane.org') >>> 'POST' in s.getcapabilities() True New in version 3.2.

re.purge() Clear the regular expression cache.

annotation The annotation for the parameter. If the parameter has no annotation, this attribute is set to Parameter.empty.

io.open(file, mode='r', buffering=-1, encoding=None, errors=None, newline=None, closefd=True, opener=None) This is an alias for the builtin open() function.

NNTP.newnews(group, date, *, file=None) Send a NEWNEWS command. Here, group is a group name or '*', and date has the same meaning as for newgroups(). Return a pair (response, articles) where articles is a list of message ids. This command is frequently disabled by NNTP server administrators.