def update_instance(self, uid, body):
        """
        Update an Model via a PUT request

        :param str  uid:  String identifier for the list resource
        :param dict body: Dictionary of items to PUT
        """
        uri = "%s/%s" % (self.uri, uid)
        response, instance = self.request("PUT", uri, data=body)
        return self.load_instance(instance)
Update an Model via a PUT request

        :param str  uid:  String identifier for the list resource
        :param dict body: Dictionary of items to PUT