Implements completion post event input accelerators.

    :param editor: Document editor.
    :type editor: QWidget
    :param event: Event being handled.
    :type event: QEvent
    :return: Process event.
    :rtype: bool

def completion_post_event_input_accelerators(editor, event):
    """
    Implements completion post event input accelerators.

    :param editor: Document editor.
    :type editor: QWidget
    :param event: Event being handled.
    :type event: QEvent
    :return: Process event.
    :rtype: bool
    """

    if editor.completer:
        if editor.completer.popup().isVisible():
            perform_completion(editor)
    return True