itertools.zip_longest(*iterables, fillvalue=None) Make an iterator that aggregates elements from each of the iterables. If the

__contains__(key) Return True if key corresponds to a message, False otherwise.

assertSetEqual(first, second, msg=None) Tests that two sets are equal. If not, an error message is constructed that lists the

xmlparser.specified_attributes If set to a non-zero integer, the parser will report only those attributes which were specified

issuperset(other) set >= other Test whether every element in other is in the set.

exception ftplib.error_proto Exception raised when a reply is received from the server that does not fit the response specifications

curses.baudrate() Return the output speed of the terminal in bits per second. On software terminal emulators it will have a

os.initgroups(username, gid) Call the system initgroups() to initialize the group access list with all of the groups of which

winsound.MessageBeep(type=MB_OK) Call the underlying MessageBeep() function from the Platform API. This plays a

ctypes.util.find_msvcrt() Windows only: return the filename of the VC runtime library used by Python, and by the extension modules