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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 delete_lb_policy(self, lb_name, policy_name):
 """ Deletes a policy from the LoadBalancer. The specified policy must not be enabled for any listeners. """

        params = {
                    'LoadBalancerName'          : lb_name,
                    'PolicyName'                : policy_name,
                 }
        return self.get_status('DeleteLoadBalancerPolicy', params)