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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def set_ordered(self, value, inplace=False):
 """ Set the ordered attribute to the boolean value. Parameters value : bool Set whether this categorical is ordered (True) or not (False). inplace : bool, default False Whether or not to set the ordered attribute in-place or return a copy of this categorical with ordered set to the value. """

        inplace = validate_bool_kwarg(inplace, 'inplace')
        new_dtype = CategoricalDtype(self.categories, ordered=value)
        cat = self if inplace else self.copy()
        cat._dtype = new_dtype
        if not inplace:
            return cat