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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 setattr(self, name, value):
 """Set an attribute to a new value for all Parameters. For example, set grad_req to null if you don't need gradient w.r.t a model's Parameters:: model.collect_params().setattr('grad_req', 'null') or change the learning rate multiplier:: model.collect_params().setattr('lr_mult', 0.5) Parameters name : str Name of the attribute. value : valid type for attribute name The new value for the attribute. """

        for i in self.values():
            setattr(i, name, value)