diff --git a/tempest/api/data_processing/base.py b/tempest/api/data_processing/base.py
index 2ec1017..45c8488 100644
--- a/tempest/api/data_processing/base.py
+++ b/tempest/api/data_processing/base.py
@@ -77,12 +77,12 @@
         object. All resources created in this method will be automatically
         removed in tearDownClass method.
         """
-        _, resp_body = cls.client.create_node_group_template(name, plugin_name,
-                                                             hadoop_version,
-                                                             node_processes,
-                                                             flavor_id,
-                                                             node_configs,
-                                                             **kwargs)
+        resp_body = cls.client.create_node_group_template(name, plugin_name,
+                                                          hadoop_version,
+                                                          node_processes,
+                                                          flavor_id,
+                                                          node_configs,
+                                                          **kwargs)
         # store id of created node group template
         cls._node_group_templates.append(resp_body['id'])
 
@@ -97,11 +97,11 @@
         object. All resources created in this method will be automatically
         removed in tearDownClass method.
         """
-        _, resp_body = cls.client.create_cluster_template(name, plugin_name,
-                                                          hadoop_version,
-                                                          node_groups,
-                                                          cluster_configs,
-                                                          **kwargs)
+        resp_body = cls.client.create_cluster_template(name, plugin_name,
+                                                       hadoop_version,
+                                                       node_groups,
+                                                       cluster_configs,
+                                                       **kwargs)
         # store id of created cluster template
         cls._cluster_templates.append(resp_body['id'])
 
@@ -115,7 +115,7 @@
         object. All resources created in this method will be automatically
         removed in tearDownClass method.
         """
-        _, resp_body = cls.client.create_data_source(name, type, url, **kwargs)
+        resp_body = cls.client.create_data_source(name, type, url, **kwargs)
         # store id of created data source
         cls._data_sources.append(resp_body['id'])
 
@@ -128,7 +128,7 @@
         It returns created object. All resources created in this method will
         be automatically removed in tearDownClass method.
         """
-        _, resp_body = cls.client.create_job_binary_internal(name, data)
+        resp_body = cls.client.create_job_binary_internal(name, data)
         # store id of created job binary internal
         cls._job_binary_internals.append(resp_body['id'])
 
@@ -142,7 +142,7 @@
         object. All resources created in this method will be automatically
         removed in tearDownClass method.
         """
-        _, resp_body = cls.client.create_job_binary(name, url, extra, **kwargs)
+        resp_body = cls.client.create_job_binary(name, url, extra, **kwargs)
         # store id of created job binary
         cls._job_binaries.append(resp_body['id'])
 
@@ -156,8 +156,8 @@
         object. All resources created in this method will be automatically
         removed in tearDownClass method.
         """
-        _, resp_body = cls.client.create_job(name,
-                                             job_type, mains, libs, **kwargs)
+        resp_body = cls.client.create_job(name,
+                                          job_type, mains, libs, **kwargs)
         # store id of created job
         cls._jobs.append(resp_body['id'])
 
diff --git a/tempest/api/data_processing/test_cluster_templates.py b/tempest/api/data_processing/test_cluster_templates.py
index 537f90c..422ea5b 100644
--- a/tempest/api/data_processing/test_cluster_templates.py
+++ b/tempest/api/data_processing/test_cluster_templates.py
@@ -120,7 +120,7 @@
         template_info = self._create_cluster_template()
 
         # check for cluster template in list
-        _, templates = self.client.list_cluster_templates()
+        templates = self.client.list_cluster_templates()
         templates_info = [(template['id'], template['name'])
                           for template in templates]
         self.assertIn(template_info, templates_info)
@@ -130,7 +130,7 @@
         template_id, template_name = self._create_cluster_template()
 
         # check cluster template fetch by id
-        _, template = self.client.get_cluster_template(template_id)
+        template = self.client.get_cluster_template(template_id)
         self.assertEqual(template_name, template['name'])
         self.assertDictContainsSubset(self.cluster_template, template)
 
diff --git a/tempest/api/data_processing/test_data_sources.py b/tempest/api/data_processing/test_data_sources.py
index 3650751..a50f44b 100644
--- a/tempest/api/data_processing/test_data_sources.py
+++ b/tempest/api/data_processing/test_data_sources.py
@@ -68,13 +68,13 @@
 
     def _list_data_sources(self, source_info):
         # check for data source in list
-        _, sources = self.client.list_data_sources()
+        sources = self.client.list_data_sources()
         sources_info = [(source['id'], source['name']) for source in sources]
         self.assertIn(source_info, sources_info)
 
     def _get_data_source(self, source_id, source_name, source_body):
         # check data source fetch by id
-        _, source = self.client.get_data_source(source_id)
+        source = self.client.get_data_source(source_id)
         self.assertEqual(source_name, source['name'])
         self.assertDictContainsSubset(source_body, source)
 
diff --git a/tempest/api/data_processing/test_job_binaries.py b/tempest/api/data_processing/test_job_binaries.py
index d006991..2f6d998 100644
--- a/tempest/api/data_processing/test_job_binaries.py
+++ b/tempest/api/data_processing/test_job_binaries.py
@@ -78,7 +78,7 @@
         binary_info = self._create_job_binary(self.swift_job_binary_with_extra)
 
         # check for job binary in list
-        _, binaries = self.client.list_job_binaries()
+        binaries = self.client.list_job_binaries()
         binaries_info = [(binary['id'], binary['name']) for binary in binaries]
         self.assertIn(binary_info, binaries_info)
 
@@ -88,7 +88,7 @@
             self._create_job_binary(self.swift_job_binary_with_extra))
 
         # check job binary fetch by id
-        _, binary = self.client.get_job_binary(binary_id)
+        binary = self.client.get_job_binary(binary_id)
         self.assertEqual(binary_name, binary['name'])
         self.assertDictContainsSubset(self.swift_job_binary, binary)
 
@@ -109,7 +109,7 @@
         binary_info = self._create_job_binary(self.internal_db_job_binary)
 
         # check for job binary in list
-        _, binaries = self.client.list_job_binaries()
+        binaries = self.client.list_job_binaries()
         binaries_info = [(binary['id'], binary['name']) for binary in binaries]
         self.assertIn(binary_info, binaries_info)
 
@@ -119,7 +119,7 @@
             self._create_job_binary(self.internal_db_job_binary))
 
         # check job binary fetch by id
-        _, binary = self.client.get_job_binary(binary_id)
+        binary = self.client.get_job_binary(binary_id)
         self.assertEqual(binary_name, binary['name'])
         self.assertDictContainsSubset(self.internal_db_job_binary, binary)
 
diff --git a/tempest/api/data_processing/test_job_binary_internals.py b/tempest/api/data_processing/test_job_binary_internals.py
index 7e99867..b8121a0 100644
--- a/tempest/api/data_processing/test_job_binary_internals.py
+++ b/tempest/api/data_processing/test_job_binary_internals.py
@@ -55,7 +55,7 @@
         binary_info = self._create_job_binary_internal()
 
         # check for job binary internal in list
-        _, binaries = self.client.list_job_binary_internals()
+        binaries = self.client.list_job_binary_internals()
         binaries_info = [(binary['id'], binary['name']) for binary in binaries]
         self.assertIn(binary_info, binaries_info)
 
@@ -64,7 +64,7 @@
         binary_id, binary_name = self._create_job_binary_internal()
 
         # check job binary internal fetch by id
-        _, binary = self.client.get_job_binary_internal(binary_id)
+        binary = self.client.get_job_binary_internal(binary_id)
         self.assertEqual(binary_name, binary['name'])
 
     @test.attr(type='smoke')
diff --git a/tempest/api/data_processing/test_jobs.py b/tempest/api/data_processing/test_jobs.py
index 5af2eef..a7beb0e 100644
--- a/tempest/api/data_processing/test_jobs.py
+++ b/tempest/api/data_processing/test_jobs.py
@@ -69,7 +69,7 @@
         job_info = self._create_job()
 
         # check for job in list
-        _, jobs = self.client.list_jobs()
+        jobs = self.client.list_jobs()
         jobs_info = [(job['id'], job['name']) for job in jobs]
         self.assertIn(job_info, jobs_info)
 
@@ -78,7 +78,7 @@
         job_id, job_name = self._create_job()
 
         # check job fetch by id
-        _, job = self.client.get_job(job_id)
+        job = self.client.get_job(job_id)
         self.assertEqual(job_name, job['name'])
 
     @test.attr(type='smoke')
diff --git a/tempest/api/data_processing/test_node_group_templates.py b/tempest/api/data_processing/test_node_group_templates.py
index f3f59fc..d37e910 100644
--- a/tempest/api/data_processing/test_node_group_templates.py
+++ b/tempest/api/data_processing/test_node_group_templates.py
@@ -69,7 +69,7 @@
         template_info = self._create_node_group_template()
 
         # check for node group template in list
-        _, templates = self.client.list_node_group_templates()
+        templates = self.client.list_node_group_templates()
         templates_info = [(template['id'], template['name'])
                           for template in templates]
         self.assertIn(template_info, templates_info)
@@ -79,7 +79,7 @@
         template_id, template_name = self._create_node_group_template()
 
         # check node group template fetch by id
-        _, template = self.client.get_node_group_template(template_id)
+        template = self.client.get_node_group_template(template_id)
         self.assertEqual(template_name, template['name'])
         self.assertDictContainsSubset(self.node_group_template, template)
 
diff --git a/tempest/api/data_processing/test_plugins.py b/tempest/api/data_processing/test_plugins.py
index 4b4ec48..8c9b720 100644
--- a/tempest/api/data_processing/test_plugins.py
+++ b/tempest/api/data_processing/test_plugins.py
@@ -25,7 +25,7 @@
 
         It ensures main plugins availability.
         """
-        _, plugins = self.client.list_plugins()
+        plugins = self.client.list_plugins()
         plugins_names = [plugin['name'] for plugin in plugins]
         for enabled_plugin in CONF.data_processing_feature_enabled.plugins:
             self.assertIn(enabled_plugin, plugins_names)
@@ -39,12 +39,12 @@
     @test.attr(type='smoke')
     def test_plugin_get(self):
         for plugin_name in self._list_all_plugin_names():
-            _, plugin = self.client.get_plugin(plugin_name)
+            plugin = self.client.get_plugin(plugin_name)
             self.assertEqual(plugin_name, plugin['name'])
 
             for plugin_version in plugin['versions']:
-                _, detailed_plugin = self.client.get_plugin(plugin_name,
-                                                            plugin_version)
+                detailed_plugin = self.client.get_plugin(plugin_name,
+                                                         plugin_version)
                 self.assertEqual(plugin_name, detailed_plugin['name'])
 
                 # check that required image tags contains name and version
diff --git a/tempest/services/data_processing/v1_1/client.py b/tempest/services/data_processing/v1_1/client.py
index 55b6be6..8879373 100644
--- a/tempest/services/data_processing/v1_1/client.py
+++ b/tempest/services/data_processing/v1_1/client.py
@@ -33,7 +33,17 @@
         """Make a request using specified request_func and check response
         status code.
 
-        It returns pair: resp and response body.
+        It returns a ResponseBody.
+        """
+        resp, body = request_func(uri)
+        self.expected_success(resp_status, resp.status)
+        return service_client.ResponseBody(resp, body)
+
+    def _request_and_check_resp_data(self, request_func, uri, resp_status):
+        """Make a request using specified request_func and check response
+        status code.
+
+        It returns pair: resp and response data.
         """
         resp, body = request_func(uri)
         self.expected_success(resp_status, resp.status)
@@ -44,20 +54,35 @@
         """Make a request using specified request_func, check response status
         code and parse response body.
 
-        It returns pair: resp and parsed resource(s) body.
+        It returns a ResponseBody.
         """
         headers = {'Content-Type': 'application/json'}
         resp, body = request_func(uri, headers=headers, *args, **kwargs)
         self.expected_success(resp_status, resp.status)
         body = json.loads(body)
-        return resp, body[resource_name]
+        return service_client.ResponseBody(resp, body[resource_name])
+
+    def _request_check_and_parse_resp_list(self, request_func, uri,
+                                           resp_status, resource_name,
+                                           *args, **kwargs):
+        """Make a request using specified request_func, check response status
+        code and parse response body.
+
+        It returns a ResponseBodyList.
+        """
+        headers = {'Content-Type': 'application/json'}
+        resp, body = request_func(uri, headers=headers, *args, **kwargs)
+        self.expected_success(resp_status, resp.status)
+        body = json.loads(body)
+        return service_client.ResponseBodyList(resp, body[resource_name])
 
     def list_node_group_templates(self):
         """List all node group templates for a user."""
 
         uri = 'node-group-templates'
-        return self._request_check_and_parse_resp(self.get, uri,
-                                                  200, 'node_group_templates')
+        return self._request_check_and_parse_resp_list(self.get, uri,
+                                                       200,
+                                                       'node_group_templates')
 
     def get_node_group_template(self, tmpl_id):
         """Returns the details of a single node group template."""
@@ -98,8 +123,8 @@
         """List all enabled plugins."""
 
         uri = 'plugins'
-        return self._request_check_and_parse_resp(self.get,
-                                                  uri, 200, 'plugins')
+        return self._request_check_and_parse_resp_list(self.get,
+                                                       uri, 200, 'plugins')
 
     def get_plugin(self, plugin_name, plugin_version=None):
         """Returns the details of a single plugin."""
@@ -113,8 +138,9 @@
         """List all cluster templates for a user."""
 
         uri = 'cluster-templates'
-        return self._request_check_and_parse_resp(self.get, uri,
-                                                  200, 'cluster_templates')
+        return self._request_check_and_parse_resp_list(self.get, uri,
+                                                       200,
+                                                       'cluster_templates')
 
     def get_cluster_template(self, tmpl_id):
         """Returns the details of a single cluster template."""
@@ -154,8 +180,9 @@
         """List all data sources for a user."""
 
         uri = 'data-sources'
-        return self._request_check_and_parse_resp(self.get,
-                                                  uri, 200, 'data_sources')
+        return self._request_check_and_parse_resp_list(self.get,
+                                                       uri, 200,
+                                                       'data_sources')
 
     def get_data_source(self, source_id):
         """Returns the details of a single data source."""
@@ -191,8 +218,8 @@
         """List all job binary internals for a user."""
 
         uri = 'job-binary-internals'
-        return self._request_check_and_parse_resp(self.get,
-                                                  uri, 200, 'binaries')
+        return self._request_check_and_parse_resp_list(self.get,
+                                                       uri, 200, 'binaries')
 
     def get_job_binary_internal(self, job_binary_id):
         """Returns the details of a single job binary internal."""
@@ -218,14 +245,14 @@
         """Returns data of a single job binary internal."""
 
         uri = 'job-binary-internals/%s/data' % job_binary_id
-        return self._request_and_check_resp(self.get, uri, 200)
+        return self._request_and_check_resp_data(self.get, uri, 200)
 
     def list_job_binaries(self):
         """List all job binaries for a user."""
 
         uri = 'job-binaries'
-        return self._request_check_and_parse_resp(self.get,
-                                                  uri, 200, 'binaries')
+        return self._request_check_and_parse_resp_list(self.get,
+                                                       uri, 200, 'binaries')
 
     def get_job_binary(self, job_binary_id):
         """Returns the details of a single job binary."""
@@ -261,13 +288,14 @@
         """Returns data of a single job binary."""
 
         uri = 'job-binaries/%s/data' % job_binary_id
-        return self._request_and_check_resp(self.get, uri, 200)
+        return self._request_and_check_resp_data(self.get, uri, 200)
 
     def list_jobs(self):
         """List all jobs for a user."""
 
         uri = 'jobs'
-        return self._request_check_and_parse_resp(self.get, uri, 200, 'jobs')
+        return self._request_check_and_parse_resp_list(self.get,
+                                                       uri, 200, 'jobs')
 
     def get_job(self, job_id):
         """Returns the details of a single job."""