traits_futures.i_event_loop module

Interface for toolkit-specific event-loop details.

class traits_futures.i_event_loop.IEventLoop

Bases: ABC

Interface for toolkit-specific event-loop details.

An instance of this class provides consistent mechanisms to get objects related to a particular event loop (for example, that provided by a GUI toolkit).

abstract helper()

Return a new event loop helper.

Returns:

event_loop_helper

Return type:

IEventLoopHelper

abstract pingee(on_ping)

Return a new pingee.

Parameters:

on_ping – Zero-argument callable, called on the main thread (under a running event loop) as a result of each ping sent. The return value of the callable is ignored.

Returns:

pingee

Return type:

IPingee