# File lib/fog/openstack/requests/identity/delete_role.rb, line 18
        def delete_role(role_id)
          response = Excon::Response.new
          if list_roles.body['roles'].map { |r| r['id'] }.include? role_id
            self.data[:roles].delete(role_id)
            response.status = 204
            response
          else
            raise Fog::Identity::OpenStack::NotFound
          end
        end