Function creates the instance of accessor with dynamic
        positional & keyword arguments.

        Args
        ----
          args (positional arguments): the positional arguments
            that are passed to the class of accessor.
          kwargs (keyword arguments): the keyword arguments
            that are passed to the class of accessor.

def boot(cls, *args, **kwargs):
        """
        Function creates the instance of accessor with dynamic
        positional & keyword arguments.

        Args
        ----
          args (positional arguments): the positional arguments
            that are passed to the class of accessor.
          kwargs (keyword arguments): the keyword arguments
            that are passed to the class of accessor.
        """
        if cls.accessor is not None:
            if cls.instance is None:
                cls.instance = cls.accessor(*args, **kwargs)