(self, io_handler)
:type io_handler: amazon_kclpy.kcl._IOHandler
        :param io_handler: An IOHandler object which this checkpointer will use to write and read checkpoint actions
            to and from the MultiLangDaemon.
:type io_handler: amazon_kclpy.kcl._IOHandler
        :param io_handler: An IOHandler object which this checkpointer will use to write and read checkpoint actions
            to and from the MultiLangDaemon.
: type io_handler : amazon_kclpy . kcl . _IOHandler : param io_handler : An IOHandler object which this checkpointer will use to write and read checkpoint actions to and from the MultiLangDaemon .
def __init__(self, io_handler):
        """
        :type io_handler: amazon_kclpy.kcl._IOHandler
        :param io_handler: An IOHandler object which this checkpointer will use to write and read checkpoint actions
            to and from the MultiLangDaemon.
        """
        self.io_handler = io_handler
def __init__ ( self , io_handler ) : self . io_handler = io_handler