    # File lib/fog/openstack/requests/compute/list_tenants.rb, line 5
            def list_tenants
              response = @identity_connection.request({
                :expects => [200, 204],
                :headers => {'Content-Type' => 'application/json',
                             'X-Auth-Token' => @auth_token},
                :method  => 'GET',
                :path    => '/v2.0/tenants'
              })
              response.body = MultiJson.decode(response.body)
              response
            end