# File lib/fog/aws/requests/iam/delete_policy.rb, line 30
        def delete_policy(policy_arn)
          response = Excon::Response.new
          policy = self.data[:managed_policies][policy_arn]

          if policy.nil?
            raise Fog::AWS::IAM::NotFound.new("Policy #{policy_arn} does not exist or is not attachable.")
          end

          self.data[:managed_policies].delete(policy_arn)
          response.body = {"RequestId" => Fog::AWS::Mock.request_id}
          response
        end