@staticmethod
def _default_callback(msg_type, message, timestamp):
    """
        This default callback function does nothing. It can be replaced via
        the `callback` parameter to the constructor
        :param msg_type:  The type of message passed to the callback function.
                          It's always one of the types in the enum at the top
                          of this file
        :param message:   A str representing a log message emitted from the SDK
                          regarding an event that has occurred
        :param timestamp: A datetime object representing the time when the event
                          occurred

        """
    return
