class selectors.SelectorKey A SelectorKey is a namedtuple used to associate a file object to its underlying file decriptor, selected event mask and attached data. It is returned by several BaseSelector methods. fileobj File object registered. fd Underlying file descriptor. events Events that must be waited for on this file object. data Optional opaque data associated to this file object: for example, this could be used to store a per-client session ID.

class ctypes.c_longdouble Represents the C long double datatype. The constructor accepts an optional float initializer. On platforms where sizeof(long double) == sizeof(double) it is an alias to c_double.

exception ImportWarning Base class for warnings about probable mistakes in module imports.

UnexpectedException.example The Example that failed.

ctypes.WINFUNCTYPE(restype, *argtypes, use_errno=False, use_last_error=False) Windows only: The returned function prototype creates functions that use the stdcall calling convention, except on Windows CE where WINFUNCTYPE() is the same as CFUNCTYPE(). The function will release the GIL during the call. use_errno and use_last_error have the same meaning as above.

isolation_level Get or set the current isolation level. None for autocommit mode or one of “DEFERRED”, “IMMEDIATE” or “EXCLUSIVE”. See section Controlling Transactions for a more detailed explanation.

window.mvwin(new_y, new_x) Move the window so its upper-left corner is at (new_y, new_x).

Morsel.key The name of the cookie. Deprecated since version 3.5: assigning to key; use set() instead.

classmethod Path.cwd() Return a new path object representing the current directory (as returned by os.getcwd()): >>> Path.cwd() PosixPath('/home/antoine/pathlib')

peer Holds the name of the client peer as returned by conn.getpeername() where conn is conn.