diff --git a/tempest/api/compute/admin/test_aggregates.py b/tempest/api/compute/admin/test_aggregates.py
index dd40145..2bf2b82 100644
--- a/tempest/api/compute/admin/test_aggregates.py
+++ b/tempest/api/compute/admin/test_aggregates.py
@@ -204,8 +204,8 @@
         self.addCleanup(self.client.remove_host, aggregate['id'], self.host)
         server_name = data_utils.rand_name('test_server_')
         admin_servers_client = self.os_adm.servers_client
-        resp, server = self.create_test_server(name=server_name,
-                                               availability_zone=az_name,
-                                               wait_until='ACTIVE')
-        resp, body = admin_servers_client.get_server(server['id'])
+        server = self.create_test_server(name=server_name,
+                                         availability_zone=az_name,
+                                         wait_until='ACTIVE')
+        body = admin_servers_client.get_server(server['id'])
         self.assertEqual(self.host, body[self._host_key])
diff --git a/tempest/api/compute/admin/test_fixed_ips.py b/tempest/api/compute/admin/test_fixed_ips.py
index d1d13a0..5c4935a 100644
--- a/tempest/api/compute/admin/test_fixed_ips.py
+++ b/tempest/api/compute/admin/test_fixed_ips.py
@@ -29,8 +29,8 @@
             msg = ("%s skipped as neutron is available" % cls.__name__)
             raise cls.skipException(msg)
         cls.client = cls.os_adm.fixed_ips_client
-        resp, server = cls.create_test_server(wait_until='ACTIVE')
-        resp, server = cls.servers_client.get_server(server['id'])
+        server = cls.create_test_server(wait_until='ACTIVE')
+        server = cls.servers_client.get_server(server['id'])
         for ip_set in server['addresses']:
             for ip in server['addresses'][ip_set]:
                 if ip['OS-EXT-IPS:type'] == 'fixed':
diff --git a/tempest/api/compute/admin/test_fixed_ips_negative.py b/tempest/api/compute/admin/test_fixed_ips_negative.py
index bb5fa8c..b553397 100644
--- a/tempest/api/compute/admin/test_fixed_ips_negative.py
+++ b/tempest/api/compute/admin/test_fixed_ips_negative.py
@@ -32,8 +32,8 @@
             raise cls.skipException(msg)
         cls.client = cls.os_adm.fixed_ips_client
         cls.non_admin_client = cls.fixed_ips_client
-        resp, server = cls.create_test_server(wait_until='ACTIVE')
-        resp, server = cls.servers_client.get_server(server['id'])
+        server = cls.create_test_server(wait_until='ACTIVE')
+        server = cls.servers_client.get_server(server['id'])
         for ip_set in server['addresses']:
             for ip in server['addresses'][ip_set]:
                 if ip['OS-EXT-IPS:type'] == 'fixed':
diff --git a/tempest/api/compute/admin/test_migrations.py b/tempest/api/compute/admin/test_migrations.py
index 7ba05ef..7e567d3 100644
--- a/tempest/api/compute/admin/test_migrations.py
+++ b/tempest/api/compute/admin/test_migrations.py
@@ -39,7 +39,7 @@
     @test.attr(type='gate')
     def test_list_migrations_in_flavor_resize_situation(self):
         # Admin can get the migrations list which contains the resized server
-        resp, server = self.create_test_server(wait_until="ACTIVE")
+        server = self.create_test_server(wait_until="ACTIVE")
         server_id = server['id']
 
         resp, _ = self.servers_client.resize(server_id, self.flavor_ref_alt)
diff --git a/tempest/api/compute/admin/test_servers.py b/tempest/api/compute/admin/test_servers.py
index cff9a43..6110b89 100644
--- a/tempest/api/compute/admin/test_servers.py
+++ b/tempest/api/compute/admin/test_servers.py
@@ -35,13 +35,13 @@
         cls.flavors_client = cls.os_adm.flavors_client
 
         cls.s1_name = data_utils.rand_name('server')
-        resp, server = cls.create_test_server(name=cls.s1_name,
-                                              wait_until='ACTIVE')
+        server = cls.create_test_server(name=cls.s1_name,
+                                        wait_until='ACTIVE')
         cls.s1_id = server['id']
 
         cls.s2_name = data_utils.rand_name('server')
-        resp, server = cls.create_test_server(name=cls.s2_name,
-                                              wait_until='ACTIVE')
+        server = cls.create_test_server(name=cls.s2_name,
+                                        wait_until='ACTIVE')
         cls.s2_id = server['id']
 
     @test.attr(type='gate')
@@ -61,7 +61,7 @@
         # Reset server's state to 'active'
         resp, server = self.client.reset_state(self.s1_id, state='active')
         # Verify server's state
-        resp, server = self.client.get_server(self.s1_id)
+        server = self.client.get_server(self.s1_id)
         self.assertEqual(server['status'], 'ACTIVE')
         servers = body['servers']
         # Verify error server in list result
@@ -104,12 +104,10 @@
         name = data_utils.rand_name('server')
         flavor = self.flavor_ref
         image_id = self.image_ref
-        resp, test_server = self.client.create_server(
-            name, image_id, flavor)
-        self.assertEqual('202', resp['status'])
+        test_server = self.client.create_server(name, image_id, flavor)
         self.addCleanup(self.client.delete_server, test_server['id'])
         self.client.wait_for_server_status(test_server['id'], 'ACTIVE')
-        resp, server = self.client.get_server(test_server['id'])
+        server = self.client.get_server(test_server['id'])
         self.assertEqual(server['status'], 'ACTIVE')
         hostname = server[self._host_key]
         params = {'host': hostname}
@@ -132,7 +130,7 @@
         self.assertEqual(202, resp.status)
 
         # Verify server's state
-        resp, server = self.client.get_server(self.s1_id)
+        server = self.client.get_server(self.s1_id)
         self.assertEqual(server['status'], 'ERROR')
 
         # Reset server's state to 'active'
@@ -140,7 +138,7 @@
         self.assertEqual(202, resp.status)
 
         # Verify server's state
-        resp, server = self.client.get_server(self.s1_id)
+        server = self.client.get_server(self.s1_id)
         self.assertEqual(server['status'], 'ACTIVE')
 
     @test.attr(type='gate')
@@ -179,14 +177,14 @@
                                                      'ACTIVE',
                                                      raise_on_error=False)
         # Verify the server properties after rebuilding
-        resp, server = self.non_admin_client.get_server(rebuilt_server['id'])
+        server = self.non_admin_client.get_server(rebuilt_server['id'])
         rebuilt_image_id = server['image']['id']
         self.assertEqual(self.image_ref_alt, rebuilt_image_id)
 
     @test.attr(type='gate')
     def test_reset_network_inject_network_info(self):
         # Reset Network of a Server
-        resp, server = self.create_test_server(wait_until='ACTIVE')
+        server = self.create_test_server(wait_until='ACTIVE')
         resp, server_body = self.client.reset_network(server['id'])
         self.assertEqual(202, resp.status)
         # Inject the Network Info into Server
@@ -199,6 +197,5 @@
         hints = {
             'same_host': self.s1_id
         }
-        resp, server = self.create_test_server(sched_hints=hints,
-                                               wait_until='ACTIVE')
-        self.assertEqual('202', resp['status'])
+        self.create_test_server(sched_hints=hints,
+                                wait_until='ACTIVE')
diff --git a/tempest/api/compute/admin/test_servers_negative.py b/tempest/api/compute/admin/test_servers_negative.py
index 0d4731d..3ef2f80 100644
--- a/tempest/api/compute/admin/test_servers_negative.py
+++ b/tempest/api/compute/admin/test_servers_negative.py
@@ -42,8 +42,8 @@
         cls.tenant_id = cls.client.tenant_id
 
         cls.s1_name = data_utils.rand_name('server')
-        resp, server = cls.create_test_server(name=cls.s1_name,
-                                              wait_until='ACTIVE')
+        server = cls.create_test_server(name=cls.s1_name,
+                                        wait_until='ACTIVE')
         cls.s1_id = server['id']
 
     def _get_unused_flavor_id(self):
@@ -136,8 +136,7 @@
     @test.attr(type=['negative', 'gate'])
     def test_migrate_server_invalid_state(self):
         # create server.
-        resp, server = self.create_test_server(wait_until='ACTIVE')
-        self.assertEqual(202, resp.status)
+        server = self.create_test_server(wait_until='ACTIVE')
         server_id = server['id']
         # suspend the server.
         resp, _ = self.client.suspend_server(server_id)
diff --git a/tempest/api/compute/admin/test_simple_tenant_usage.py b/tempest/api/compute/admin/test_simple_tenant_usage.py
index f6553b3..31566d6 100644
--- a/tempest/api/compute/admin/test_simple_tenant_usage.py
+++ b/tempest/api/compute/admin/test_simple_tenant_usage.py
@@ -30,7 +30,7 @@
         cls.tenant_id = cls.client.tenant_id
 
         # Create a server in the demo tenant
-        resp, server = cls.create_test_server(wait_until='ACTIVE')
+        cls.create_test_server(wait_until='ACTIVE')
         time.sleep(2)
 
         now = datetime.datetime.now()
diff --git a/tempest/api/compute/base.py b/tempest/api/compute/base.py
index 4ad6c1d..21e342a 100644
--- a/tempest/api/compute/base.py
+++ b/tempest/api/compute/base.py
@@ -199,7 +199,7 @@
         flavor = kwargs.get('flavor', cls.flavor_ref)
         image_id = kwargs.get('image_id', cls.image_ref)
 
-        resp, body = cls.servers_client.create_server(
+        body = cls.servers_client.create_server(
             name, image_id, flavor, **kwargs)
 
         # handle the case of multiple servers
@@ -227,7 +227,7 @@
 
         cls.servers.extend(servers)
 
-        return resp, body
+        return body
 
     @classmethod
     def create_security_group(cls, name=None, description=None):
@@ -317,7 +317,7 @@
                 cls.servers_client.wait_for_server_termination(server_id)
             except Exception:
                 LOG.exception('Failed to delete server %s' % server_id)
-        resp, server = cls.create_test_server(wait_until='ACTIVE', **kwargs)
+        server = cls.create_test_server(wait_until='ACTIVE', **kwargs)
         cls.password = server['adminPass']
         return server['id']
 
diff --git a/tempest/api/compute/floating_ips/test_floating_ips_actions.py b/tempest/api/compute/floating_ips/test_floating_ips_actions.py
index 089ee5a..27266ba 100644
--- a/tempest/api/compute/floating_ips/test_floating_ips_actions.py
+++ b/tempest/api/compute/floating_ips/test_floating_ips_actions.py
@@ -31,7 +31,7 @@
         cls.floating_ip_id = None
 
         # Server creation
-        resp, server = cls.create_test_server(wait_until='ACTIVE')
+        server = cls.create_test_server(wait_until='ACTIVE')
         cls.server_id = server['id']
         # Floating IP creation
         resp, body = cls.client.create_floating_ip()
@@ -115,7 +115,7 @@
         # to specific server should change the association of the Floating IP
         # Create server so as to use for Multiple association
         new_name = data_utils.rand_name('floating_server')
-        resp, body = self.create_test_server(name=new_name)
+        body = self.create_test_server(name=new_name)
         self.servers_client.wait_for_server_status(body['id'], 'ACTIVE')
         self.new_server_id = body['id']
 
diff --git a/tempest/api/compute/floating_ips/test_floating_ips_actions_negative.py b/tempest/api/compute/floating_ips/test_floating_ips_actions_negative.py
index b4ea175..d7e261b 100644
--- a/tempest/api/compute/floating_ips/test_floating_ips_actions_negative.py
+++ b/tempest/api/compute/floating_ips/test_floating_ips_actions_negative.py
@@ -35,7 +35,7 @@
         cls.client = cls.floating_ips_client
 
         # Server creation
-        resp, server = cls.create_test_server(wait_until='ACTIVE')
+        server = cls.create_test_server(wait_until='ACTIVE')
         cls.server_id = server['id']
         # Generating a nonexistent floatingIP id
         cls.floating_ip_ids = []
diff --git a/tempest/api/compute/images/test_images.py b/tempest/api/compute/images/test_images.py
index dc27a70..2508fe1 100644
--- a/tempest/api/compute/images/test_images.py
+++ b/tempest/api/compute/images/test_images.py
@@ -40,7 +40,7 @@
     @test.attr(type='gate')
     def test_delete_saving_image(self):
         snapshot_name = data_utils.rand_name('test-snap-')
-        resp, server = self.create_test_server(wait_until='ACTIVE')
+        server = self.create_test_server(wait_until='ACTIVE')
         self.addCleanup(self.servers_client.delete_server, server['id'])
         image = self.create_image_from_server(server['id'],
                                               name=snapshot_name,
diff --git a/tempest/api/compute/images/test_images_negative.py b/tempest/api/compute/images/test_images_negative.py
index cf127ee..55184d9 100644
--- a/tempest/api/compute/images/test_images_negative.py
+++ b/tempest/api/compute/images/test_images_negative.py
@@ -42,7 +42,7 @@
     @test.attr(type=['negative', 'gate'])
     def test_create_image_from_deleted_server(self):
         # An image should not be created if the server instance is removed
-        resp, server = self.create_test_server(wait_until='ACTIVE')
+        server = self.create_test_server(wait_until='ACTIVE')
 
         # Delete server before trying to create server
         self.servers_client.delete_server(server['id'])
@@ -67,7 +67,7 @@
 
     @test.attr(type=['negative', 'gate'])
     def test_create_image_from_stopped_server(self):
-        resp, server = self.create_test_server(wait_until='ACTIVE')
+        server = self.create_test_server(wait_until='ACTIVE')
         self.servers_client.stop(server['id'])
         self.servers_client.wait_for_server_status(server['id'],
                                                    'SHUTOFF')
diff --git a/tempest/api/compute/images/test_images_oneserver.py b/tempest/api/compute/images/test_images_oneserver.py
index 79cd27a..12aa886 100644
--- a/tempest/api/compute/images/test_images_oneserver.py
+++ b/tempest/api/compute/images/test_images_oneserver.py
@@ -59,7 +59,7 @@
                         % cls.__name__)
             raise cls.skipException(skip_msg)
 
-        resp, server = cls.create_test_server(wait_until='ACTIVE')
+        server = cls.create_test_server(wait_until='ACTIVE')
         cls.server_id = server['id']
 
     def _get_default_flavor_disk_size(self, flavor_id):
diff --git a/tempest/api/compute/images/test_images_oneserver_negative.py b/tempest/api/compute/images/test_images_oneserver_negative.py
index 63f5b9e..65a91b0 100644
--- a/tempest/api/compute/images/test_images_oneserver_negative.py
+++ b/tempest/api/compute/images/test_images_oneserver_negative.py
@@ -69,7 +69,7 @@
                         % cls.__name__)
             raise cls.skipException(skip_msg)
 
-        resp, server = cls.create_test_server(wait_until='ACTIVE')
+        server = cls.create_test_server(wait_until='ACTIVE')
         cls.server_id = server['id']
 
         cls.image_ids = []
diff --git a/tempest/api/compute/images/test_list_image_filters.py b/tempest/api/compute/images/test_list_image_filters.py
index 742c2dd..0d3fe7d 100644
--- a/tempest/api/compute/images/test_list_image_filters.py
+++ b/tempest/api/compute/images/test_list_image_filters.py
@@ -69,8 +69,8 @@
             return
 
         # Create instances and snapshots via nova
-        resp, cls.server1 = cls.create_test_server()
-        resp, cls.server2 = cls.create_test_server(wait_until='ACTIVE')
+        cls.server1 = cls.create_test_server()
+        cls.server2 = cls.create_test_server(wait_until='ACTIVE')
         # NOTE(sdague) this is faster than doing the sync wait_util on both
         cls.servers_client.wait_for_server_status(cls.server1['id'],
                                                   'ACTIVE')
diff --git a/tempest/api/compute/security_groups/test_security_groups.py b/tempest/api/compute/security_groups/test_security_groups.py
index 909d444..eff91b0 100644
--- a/tempest/api/compute/security_groups/test_security_groups.py
+++ b/tempest/api/compute/security_groups/test_security_groups.py
@@ -93,7 +93,7 @@
         # Create server and add the security group created
         # above to the server we just created
         server_name = data_utils.rand_name('server')
-        resp, server = self.create_test_server(name=server_name)
+        server = self.create_test_server(name=server_name)
         server_id = server['id']
         self.servers_client.wait_for_server_status(server_id, 'ACTIVE')
         resp, body = self.servers_client.add_security_group(server_id,
diff --git a/tempest/api/compute/servers/test_attach_interfaces.py b/tempest/api/compute/servers/test_attach_interfaces.py
index 4b14dc4..c0b58ff 100644
--- a/tempest/api/compute/servers/test_attach_interfaces.py
+++ b/tempest/api/compute/servers/test_attach_interfaces.py
@@ -49,7 +49,7 @@
             self.assertEqual(iface['mac_addr'], mac_addr)
 
     def _create_server_get_interfaces(self):
-        resp, server = self.create_test_server(wait_until='ACTIVE')
+        server = self.create_test_server(wait_until='ACTIVE')
         resp, ifs = self.client.list_interfaces(server['id'])
         self.assertEqual(200, resp.status)
         resp, body = self.client.wait_for_interface_status(
@@ -148,7 +148,7 @@
                                               network_id)
         self.assertEqual(202, resp.status)
         # Remove the fixed IP from server.
-        server_resp, server_detail = self.os.servers_client.get_server(
+        server_detail = self.os.servers_client.get_server(
             server['id'])
         # Get the Fixed IP from server.
         fixed_ip = None
diff --git a/tempest/api/compute/servers/test_create_server.py b/tempest/api/compute/servers/test_create_server.py
index 85eb049..73e7d15 100644
--- a/tempest/api/compute/servers/test_create_server.py
+++ b/tempest/api/compute/servers/test_create_server.py
@@ -43,16 +43,16 @@
                        'contents': base64.b64encode(file_contents)}]
         cls.client = cls.servers_client
         cls.network_client = cls.os.network_client
-        cli_resp = cls.create_test_server(name=cls.name,
-                                          meta=cls.meta,
-                                          accessIPv4=cls.accessIPv4,
-                                          accessIPv6=cls.accessIPv6,
-                                          personality=personality,
-                                          disk_config=cls.disk_config)
-        cls.resp, cls.server_initial = cli_resp
+        disk_config = cls.disk_config
+        cls.server_initial = cls.create_test_server(name=cls.name,
+                                                    meta=cls.meta,
+                                                    accessIPv4=cls.accessIPv4,
+                                                    accessIPv6=cls.accessIPv6,
+                                                    personality=personality,
+                                                    disk_config=disk_config)
         cls.password = cls.server_initial['adminPass']
         cls.client.wait_for_server_status(cls.server_initial['id'], 'ACTIVE')
-        resp, cls.server = cls.client.get_server(cls.server_initial['id'])
+        cls.server = cls.client.get_server(cls.server_initial['id'])
 
     @test.attr(type='smoke')
     def test_verify_server_details(self):
@@ -115,9 +115,8 @@
         self.addCleanup(self.client.delete_server_group, group_id)
 
         hints = {'group': group_id}
-        resp, server = self.create_test_server(sched_hints=hints,
-                                               wait_until='ACTIVE')
-        self.assertEqual(202, resp.status)
+        server = self.create_test_server(sched_hints=hints,
+                                         wait_until='ACTIVE')
 
         # Check a server is in the group
         resp, server_group = self.client.get_server_group(group_id)
@@ -156,7 +155,7 @@
         networks = [{'uuid': net1['network']['id']},
                     {'uuid': net2['network']['id']}]
 
-        _, server_multi_nics = self.create_test_server(
+        server_multi_nics = self.create_test_server(
             networks=networks, wait_until='ACTIVE')
 
         # Cleanup server; this is needed in the test case because with the LIFO
@@ -245,22 +244,22 @@
 
         admin_pass = self.image_ssh_password
 
-        resp, server_no_eph_disk = (self.create_test_server(
-                                    wait_until='ACTIVE',
-                                    adminPass=admin_pass,
-                                    flavor=flavor_no_eph_disk_id))
-        resp, server_with_eph_disk = (self.create_test_server(
-                                      wait_until='ACTIVE',
-                                      adminPass=admin_pass,
-                                      flavor=flavor_with_eph_disk_id))
+        server_no_eph_disk = (self.create_test_server(
+                              wait_until='ACTIVE',
+                              adminPass=admin_pass,
+                              flavor=flavor_no_eph_disk_id))
+        server_with_eph_disk = (self.create_test_server(
+                                wait_until='ACTIVE',
+                                adminPass=admin_pass,
+                                flavor=flavor_with_eph_disk_id))
         # Get partition number of server without extra specs.
-        _, server_no_eph_disk = self.client.get_server(
+        server_no_eph_disk = self.client.get_server(
             server_no_eph_disk['id'])
         linux_client = remote_client.RemoteClient(server_no_eph_disk,
                                                   self.ssh_user, admin_pass)
         partition_num = len(linux_client.get_partitions().split('\n'))
 
-        _, server_with_eph_disk = self.client.get_server(
+        server_with_eph_disk = self.client.get_server(
             server_with_eph_disk['id'])
         linux_client = remote_client.RemoteClient(server_with_eph_disk,
                                                   self.ssh_user, admin_pass)
diff --git a/tempest/api/compute/servers/test_delete_server.py b/tempest/api/compute/servers/test_delete_server.py
index 7ccec8e..aec2f6f 100644
--- a/tempest/api/compute/servers/test_delete_server.py
+++ b/tempest/api/compute/servers/test_delete_server.py
@@ -35,27 +35,24 @@
     @test.attr(type='gate')
     def test_delete_server_while_in_building_state(self):
         # Delete a server while it's VM state is Building
-        resp, server = self.create_test_server(wait_until='BUILD')
-        resp, _ = self.client.delete_server(server['id'])
-        self.assertEqual('204', resp['status'])
+        server = self.create_test_server(wait_until='BUILD')
+        self.client.delete_server(server['id'])
         self.client.wait_for_server_termination(server['id'])
 
     @test.attr(type='gate')
     def test_delete_active_server(self):
         # Delete a server while it's VM state is Active
-        resp, server = self.create_test_server(wait_until='ACTIVE')
-        resp, _ = self.client.delete_server(server['id'])
-        self.assertEqual('204', resp['status'])
+        server = self.create_test_server(wait_until='ACTIVE')
+        self.client.delete_server(server['id'])
         self.client.wait_for_server_termination(server['id'])
 
     @test.attr(type='gate')
     def test_delete_server_while_in_shutoff_state(self):
         # Delete a server while it's VM state is Shutoff
-        resp, server = self.create_test_server(wait_until='ACTIVE')
+        server = self.create_test_server(wait_until='ACTIVE')
         resp, body = self.client.stop(server['id'])
         self.client.wait_for_server_status(server['id'], 'SHUTOFF')
-        resp, _ = self.client.delete_server(server['id'])
-        self.assertEqual('204', resp['status'])
+        self.client.delete_server(server['id'])
         self.client.wait_for_server_termination(server['id'])
 
     @testtools.skipUnless(CONF.compute_feature_enabled.pause,
@@ -63,11 +60,10 @@
     @test.attr(type='gate')
     def test_delete_server_while_in_pause_state(self):
         # Delete a server while it's VM state is Pause
-        resp, server = self.create_test_server(wait_until='ACTIVE')
+        server = self.create_test_server(wait_until='ACTIVE')
         resp, body = self.client.pause_server(server['id'])
         self.client.wait_for_server_status(server['id'], 'PAUSED')
-        resp, _ = self.client.delete_server(server['id'])
-        self.assertEqual('204', resp['status'])
+        self.client.delete_server(server['id'])
         self.client.wait_for_server_termination(server['id'])
 
     @testtools.skipUnless(CONF.compute_feature_enabled.suspend,
@@ -75,11 +71,10 @@
     @test.attr(type='gate')
     def test_delete_server_while_in_suspended_state(self):
         # Delete a server while it's VM state is Suspended
-        _, server = self.create_test_server(wait_until='ACTIVE')
+        server = self.create_test_server(wait_until='ACTIVE')
         self.client.suspend_server(server['id'])
         self.client.wait_for_server_status(server['id'], 'SUSPENDED')
-        resp, _ = self.client.delete_server(server['id'])
-        self.assertEqual('204', resp['status'])
+        self.client.delete_server(server['id'])
         self.client.wait_for_server_termination(server['id'])
 
     @testtools.skipUnless(CONF.compute_feature_enabled.shelve,
@@ -87,7 +82,7 @@
     @test.attr(type='gate')
     def test_delete_server_while_in_shelved_state(self):
         # Delete a server while it's VM state is Shelved
-        resp, server = self.create_test_server(wait_until='ACTIVE')
+        server = self.create_test_server(wait_until='ACTIVE')
         resp, body = self.client.shelve_server(server['id'])
         self.assertEqual(202, resp.status)
 
@@ -99,8 +94,7 @@
         else:
             self.client.wait_for_server_status(server['id'],
                                                'SHELVED')
-        resp, _ = self.client.delete_server(server['id'])
-        self.assertEqual('204', resp['status'])
+        self.client.delete_server(server['id'])
         self.client.wait_for_server_termination(server['id'])
 
     @testtools.skipIf(not CONF.compute_feature_enabled.resize,
@@ -108,12 +102,11 @@
     @test.attr(type='gate')
     def test_delete_server_while_in_verify_resize_state(self):
         # Delete a server while it's VM state is VERIFY_RESIZE
-        resp, server = self.create_test_server(wait_until='ACTIVE')
+        server = self.create_test_server(wait_until='ACTIVE')
         resp, body = self.client.resize(server['id'], self.flavor_ref_alt)
         self.assertEqual(202, resp.status)
         self.client.wait_for_server_status(server['id'], 'VERIFY_RESIZE')
-        resp, _ = self.client.delete_server(server['id'])
-        self.assertEqual('204', resp['status'])
+        self.client.delete_server(server['id'])
         self.client.wait_for_server_termination(server['id'])
 
     @test.services('volume')
@@ -122,7 +115,7 @@
         # Delete a server while a volume is attached to it
         volumes_client = self.volumes_extensions_client
         device = '/dev/%s' % CONF.compute.volume_device_name
-        resp, server = self.create_test_server(wait_until='ACTIVE')
+        server = self.create_test_server(wait_until='ACTIVE')
 
         volume = volumes_client.create_volume(1)
         self.addCleanup(volumes_client.delete_volume, volume['id'])
@@ -132,8 +125,7 @@
                                   device=device)
         volumes_client.wait_for_volume_status(volume['id'], 'in-use')
 
-        resp, _ = self.client.delete_server(server['id'])
-        self.assertEqual('204', resp['status'])
+        self.client.delete_server(server['id'])
         self.client.wait_for_server_termination(server['id'])
         volumes_client.wait_for_volume_status(volume['id'], 'available')
 
@@ -151,21 +143,19 @@
     @test.attr(type='gate')
     def test_delete_server_while_in_error_state(self):
         # Delete a server while it's VM state is error
-        resp, server = self.create_test_server(wait_until='ACTIVE')
+        server = self.create_test_server(wait_until='ACTIVE')
         resp, body = self.admin_client.reset_state(server['id'], state='error')
         self.assertEqual(202, resp.status)
         # Verify server's state
-        resp, server = self.non_admin_client.get_server(server['id'])
+        server = self.non_admin_client.get_server(server['id'])
         self.assertEqual(server['status'], 'ERROR')
-        resp, _ = self.non_admin_client.delete_server(server['id'])
-        self.assertEqual('204', resp['status'])
+        self.non_admin_client.delete_server(server['id'])
         self.servers_client.wait_for_server_termination(server['id'],
                                                         ignore_error=True)
 
     @test.attr(type='gate')
     def test_admin_delete_servers_of_others(self):
         # Administrator can delete servers of others
-        resp, server = self.create_test_server(wait_until='ACTIVE')
-        resp, _ = self.admin_client.delete_server(server['id'])
-        self.assertEqual('204', resp['status'])
+        server = self.create_test_server(wait_until='ACTIVE')
+        self.admin_client.delete_server(server['id'])
         self.servers_client.wait_for_server_termination(server['id'])
diff --git a/tempest/api/compute/servers/test_disk_config.py b/tempest/api/compute/servers/test_disk_config.py
index eeef0e5..f7a5bfb 100644
--- a/tempest/api/compute/servers/test_disk_config.py
+++ b/tempest/api/compute/servers/test_disk_config.py
@@ -31,17 +31,16 @@
             raise cls.skipException(msg)
         super(ServerDiskConfigTestJSON, cls).resource_setup()
         cls.client = cls.os.servers_client
-        resp, server = cls.create_test_server(wait_until='ACTIVE')
+        server = cls.create_test_server(wait_until='ACTIVE')
         cls.server_id = server['id']
 
     def _update_server_with_disk_config(self, disk_config):
-        resp, server = self.client.get_server(self.server_id)
+        server = self.client.get_server(self.server_id)
         if disk_config != server['OS-DCF:diskConfig']:
-            resp, server = self.client.update_server(self.server_id,
-                                                     disk_config=disk_config)
-            self.assertEqual(200, resp.status)
+            server = self.client.update_server(self.server_id,
+                                               disk_config=disk_config)
             self.client.wait_for_server_status(server['id'], 'ACTIVE')
-            resp, server = self.client.get_server(server['id'])
+            server = self.client.get_server(server['id'])
             self.assertEqual(disk_config, server['OS-DCF:diskConfig'])
 
     @test.attr(type='gate')
@@ -57,7 +56,7 @@
         self.client.wait_for_server_status(server['id'], 'ACTIVE')
 
         # Verify the specified attributes are set correctly
-        resp, server = self.client.get_server(server['id'])
+        server = self.client.get_server(server['id'])
         self.assertEqual('MANUAL', server['OS-DCF:diskConfig'])
 
     @test.attr(type='gate')
@@ -73,11 +72,11 @@
         self.client.wait_for_server_status(server['id'], 'ACTIVE')
 
         # Verify the specified attributes are set correctly
-        resp, server = self.client.get_server(server['id'])
+        server = self.client.get_server(server['id'])
         self.assertEqual('AUTO', server['OS-DCF:diskConfig'])
 
     def _get_alternative_flavor(self):
-        resp, server = self.client.get_server(self.server_id)
+        server = self.client.get_server(self.server_id)
 
         if server['flavor']['id'] == self.flavor_ref:
             return self.flavor_ref_alt
@@ -98,7 +97,7 @@
         self.client.confirm_resize(self.server_id)
         self.client.wait_for_server_status(self.server_id, 'ACTIVE')
 
-        resp, server = self.client.get_server(self.server_id)
+        server = self.client.get_server(self.server_id)
         self.assertEqual('AUTO', server['OS-DCF:diskConfig'])
 
     @testtools.skipUnless(CONF.compute_feature_enabled.resize,
@@ -115,7 +114,7 @@
         self.client.confirm_resize(self.server_id)
         self.client.wait_for_server_status(self.server_id, 'ACTIVE')
 
-        resp, server = self.client.get_server(self.server_id)
+        server = self.client.get_server(self.server_id)
         self.assertEqual('MANUAL', server['OS-DCF:diskConfig'])
 
     @test.attr(type='gate')
@@ -124,11 +123,10 @@
         self._update_server_with_disk_config(disk_config='AUTO')
 
         # Update the disk_config attribute to manual
-        resp, server = self.client.update_server(self.server_id,
-                                                 disk_config='MANUAL')
-        self.assertEqual(200, resp.status)
+        server = self.client.update_server(self.server_id,
+                                           disk_config='MANUAL')
         self.client.wait_for_server_status(server['id'], 'ACTIVE')
 
         # Verify the disk_config attribute is set correctly
-        resp, server = self.client.get_server(server['id'])
+        server = self.client.get_server(server['id'])
         self.assertEqual('MANUAL', server['OS-DCF:diskConfig'])
diff --git a/tempest/api/compute/servers/test_instance_actions.py b/tempest/api/compute/servers/test_instance_actions.py
index 80b2a69..103c241 100644
--- a/tempest/api/compute/servers/test_instance_actions.py
+++ b/tempest/api/compute/servers/test_instance_actions.py
@@ -23,8 +23,8 @@
     def resource_setup(cls):
         super(InstanceActionsTestJSON, cls).resource_setup()
         cls.client = cls.servers_client
-        resp, server = cls.create_test_server(wait_until='ACTIVE')
-        cls.request_id = resp['x-compute-request-id']
+        server = cls.create_test_server(wait_until='ACTIVE')
+        cls.request_id = server.response['x-compute-request-id']
         cls.server_id = server['id']
 
     @test.attr(type='gate')
diff --git a/tempest/api/compute/servers/test_instance_actions_negative.py b/tempest/api/compute/servers/test_instance_actions_negative.py
index 116191c..2f9216f 100644
--- a/tempest/api/compute/servers/test_instance_actions_negative.py
+++ b/tempest/api/compute/servers/test_instance_actions_negative.py
@@ -26,7 +26,7 @@
     def resource_setup(cls):
         super(InstanceActionsNegativeTestJSON, cls).resource_setup()
         cls.client = cls.servers_client
-        resp, server = cls.create_test_server(wait_until='ACTIVE')
+        server = cls.create_test_server(wait_until='ACTIVE')
         cls.server_id = server['id']
 
     @test.attr(type=['negative', 'gate'])
diff --git a/tempest/api/compute/servers/test_list_server_filters.py b/tempest/api/compute/servers/test_list_server_filters.py
index cb90873..c5148c1 100644
--- a/tempest/api/compute/servers/test_list_server_filters.py
+++ b/tempest/api/compute/servers/test_list_server_filters.py
@@ -59,18 +59,18 @@
                                cls.image_ref_alt)
 
         cls.s1_name = data_utils.rand_name(cls.__name__ + '-instance')
-        resp, cls.s1 = cls.create_test_server(name=cls.s1_name,
-                                              wait_until='ACTIVE')
+        cls.s1 = cls.create_test_server(name=cls.s1_name,
+                                        wait_until='ACTIVE')
 
         cls.s2_name = data_utils.rand_name(cls.__name__ + '-instance')
-        resp, cls.s2 = cls.create_test_server(name=cls.s2_name,
-                                              image_id=cls.image_ref_alt,
-                                              wait_until='ACTIVE')
+        cls.s2 = cls.create_test_server(name=cls.s2_name,
+                                        image_id=cls.image_ref_alt,
+                                        wait_until='ACTIVE')
 
         cls.s3_name = data_utils.rand_name(cls.__name__ + '-instance')
-        resp, cls.s3 = cls.create_test_server(name=cls.s3_name,
-                                              flavor=cls.flavor_ref_alt,
-                                              wait_until='ACTIVE')
+        cls.s3 = cls.create_test_server(name=cls.s3_name,
+                                        flavor=cls.flavor_ref_alt,
+                                        wait_until='ACTIVE')
 
         cls.fixed_network_name = CONF.compute.fixed_network_name
         if CONF.service_available.neutron:
@@ -261,7 +261,7 @@
     def test_list_servers_filtered_by_ip(self):
         # Filter servers by ip
         # Here should be listed 1 server
-        resp, self.s1 = self.client.get_server(self.s1['id'])
+        self.s1 = self.client.get_server(self.s1['id'])
         ip = self.s1['addresses'][self.fixed_network_name][0]['addr']
         params = {'ip': ip}
         resp, body = self.client.list_servers(params)
@@ -278,7 +278,7 @@
         # Filter servers by regex ip
         # List all servers filtered by part of ip address.
         # Here should be listed all servers
-        resp, self.s1 = self.client.get_server(self.s1['id'])
+        self.s1 = self.client.get_server(self.s1['id'])
         ip = self.s1['addresses'][self.fixed_network_name][0]['addr'][0:-3]
         params = {'ip': ip}
         resp, body = self.client.list_servers(params)
diff --git a/tempest/api/compute/servers/test_list_servers_negative.py b/tempest/api/compute/servers/test_list_servers_negative.py
index fd66d2b..a017f5f 100644
--- a/tempest/api/compute/servers/test_list_servers_negative.py
+++ b/tempest/api/compute/servers/test_list_servers_negative.py
@@ -35,10 +35,10 @@
         cls.existing_fixtures = []
         cls.deleted_fixtures = []
         for x in moves.xrange(2):
-            resp, srv = cls.create_test_server(wait_until='ACTIVE')
+            srv = cls.create_test_server(wait_until='ACTIVE')
             cls.existing_fixtures.append(srv)
 
-        resp, srv = cls.create_test_server()
+        srv = cls.create_test_server()
         cls.client.delete_server(srv['id'])
         # We ignore errors on termination because the server may
         # be put into ERROR status on a quick spawn, then delete,
diff --git a/tempest/api/compute/servers/test_multiple_create.py b/tempest/api/compute/servers/test_multiple_create.py
index 6fd2a75..cffda95 100644
--- a/tempest/api/compute/servers/test_multiple_create.py
+++ b/tempest/api/compute/servers/test_multiple_create.py
@@ -30,26 +30,24 @@
         created servers into the servers list to be cleaned up after all.
         """
         kwargs['name'] = kwargs.get('name', self._generate_name())
-        resp, body = self.create_test_server(**kwargs)
+        body = self.create_test_server(**kwargs)
 
-        return resp, body
+        return body
 
     @test.attr(type='gate')
     def test_multiple_create(self):
-        resp, body = self._create_multiple_servers(wait_until='ACTIVE',
-                                                   min_count=1,
-                                                   max_count=2)
+        body = self._create_multiple_servers(wait_until='ACTIVE',
+                                             min_count=1,
+                                             max_count=2)
         # NOTE(maurosr): do status response check and also make sure that
         # reservation_id is not in the response body when the request send
         # contains return_reservation_id=False
-        self.assertEqual('202', resp['status'])
         self.assertNotIn('reservation_id', body)
 
     @test.attr(type='gate')
     def test_multiple_create_with_reservation_return(self):
-        resp, body = self._create_multiple_servers(wait_until='ACTIVE',
-                                                   min_count=1,
-                                                   max_count=2,
-                                                   return_reservation_id=True)
-        self.assertEqual(resp['status'], '202')
+        body = self._create_multiple_servers(wait_until='ACTIVE',
+                                             min_count=1,
+                                             max_count=2,
+                                             return_reservation_id=True)
         self.assertIn('reservation_id', body)
diff --git a/tempest/api/compute/servers/test_multiple_create_negative.py b/tempest/api/compute/servers/test_multiple_create_negative.py
index 55db605..dc83bfc 100644
--- a/tempest/api/compute/servers/test_multiple_create_negative.py
+++ b/tempest/api/compute/servers/test_multiple_create_negative.py
@@ -31,9 +31,9 @@
         created servers into the servers list to be cleaned up after all.
         """
         kwargs['name'] = kwargs.get('name', self._generate_name())
-        resp, body = self.create_test_server(**kwargs)
+        body = self.create_test_server(**kwargs)
 
-        return resp, body
+        return body
 
     @test.attr(type=['negative', 'gate'])
     def test_min_count_less_than_one(self):
diff --git a/tempest/api/compute/servers/test_server_actions.py b/tempest/api/compute/servers/test_server_actions.py
index f948a3a..f849b8c 100644
--- a/tempest/api/compute/servers/test_server_actions.py
+++ b/tempest/api/compute/servers/test_server_actions.py
@@ -47,7 +47,7 @@
             self.__class__.server_id = self.rebuild_server(self.server_id)
 
     def tearDown(self):
-        _, server = self.client.get_server(self.server_id)
+        server = self.client.get_server(self.server_id)
         self.assertEqual(self.image_ref, server['image']['id'])
         self.server_check_teardown()
         super(ServerActionsTestJSON, self).tearDown()
@@ -71,7 +71,7 @@
 
         if self.run_ssh:
             # Verify that the user can authenticate with the new password
-            resp, server = self.client.get_server(self.server_id)
+            server = self.client.get_server(self.server_id)
             linux_client = remote_client.RemoteClient(server, self.ssh_user,
                                                       new_password)
             linux_client.validate_authentication()
@@ -79,7 +79,7 @@
     def _test_reboot_server(self, reboot_type):
         if self.run_ssh:
             # Get the time the server was last rebooted,
-            resp, server = self.client.get_server(self.server_id)
+            server = self.client.get_server(self.server_id)
             linux_client = remote_client.RemoteClient(server, self.ssh_user,
                                                       self.password)
             boot_time = linux_client.get_boot_time()
@@ -131,7 +131,7 @@
 
         # Verify the server properties after the rebuild completes
         self.client.wait_for_server_status(rebuilt_server['id'], 'ACTIVE')
-        resp, server = self.client.get_server(rebuilt_server['id'])
+        server = self.client.get_server(rebuilt_server['id'])
         rebuilt_image_id = server['image']['id']
         self.assertTrue(self.image_ref_alt.endswith(rebuilt_image_id))
         self.assertEqual(new_name, server['name'])
@@ -148,7 +148,7 @@
     def test_rebuild_server_in_stop_state(self):
         # The server in stop state  should be rebuilt using the provided
         # image and remain in SHUTOFF state
-        resp, server = self.client.get_server(self.server_id)
+        server = self.client.get_server(self.server_id)
         old_image = server['image']['id']
         new_image = self.image_ref_alt \
             if old_image == self.image_ref else self.image_ref
@@ -165,7 +165,7 @@
 
         # Verify the server properties after the rebuild completes
         self.client.wait_for_server_status(rebuilt_server['id'], 'SHUTOFF')
-        resp, server = self.client.get_server(rebuilt_server['id'])
+        server = self.client.get_server(rebuilt_server['id'])
         rebuilt_image_id = server['image']['id']
         self.assertEqual(new_image, rebuilt_image_id)
 
@@ -177,7 +177,7 @@
 
     def _detect_server_image_flavor(self, server_id):
         # Detects the current server image flavor ref.
-        resp, server = self.client.get_server(server_id)
+        server = self.client.get_server(server_id)
         current_flavor = server['flavor']['id']
         new_flavor_ref = self.flavor_ref_alt \
             if current_flavor == self.flavor_ref else self.flavor_ref
@@ -204,7 +204,7 @@
         expected_status = 'SHUTOFF' if stop else 'ACTIVE'
         self.client.wait_for_server_status(self.server_id, expected_status)
 
-        resp, server = self.client.get_server(self.server_id)
+        server = self.client.get_server(self.server_id)
         self.assertEqual(new_flavor_ref, server['flavor']['id'])
 
         if stop:
@@ -240,7 +240,7 @@
         self.client.revert_resize(self.server_id)
         self.client.wait_for_server_status(self.server_id, 'ACTIVE')
 
-        resp, server = self.client.get_server(self.server_id)
+        server = self.client.get_server(self.server_id)
         self.assertEqual(previous_flavor_ref, server['flavor']['id'])
 
     @testtools.skipUnless(CONF.compute_feature_enabled.snapshot,
@@ -358,7 +358,7 @@
                           'Console output not supported.')
     @test.attr(type='gate')
     def test_get_console_output_with_unlimited_size(self):
-        _, server = self.create_test_server(wait_until='ACTIVE')
+        server = self.create_test_server(wait_until='ACTIVE')
 
         def _check_full_length_console_log():
             _, output = self.servers_client.get_console_output(server['id'],
@@ -383,7 +383,7 @@
         # NOTE: SHUTOFF is irregular status. To avoid test instability,
         #       one server is created only for this test without using
         #       the server that was created in setupClass.
-        resp, server = self.create_test_server(wait_until='ACTIVE')
+        server = self.create_test_server(wait_until='ACTIVE')
         temp_server_id = server['id']
 
         resp, server = self.servers_client.stop(temp_server_id)
@@ -435,7 +435,7 @@
             self.client.wait_for_server_status(self.server_id,
                                                'SHELVED_OFFLOADED')
 
-        resp, server = self.client.get_server(self.server_id)
+        server = self.client.get_server(self.server_id)
         image_name = server['name'] + '-shelved'
         params = {'name': image_name}
         images = self.images_client.list_images(params)
@@ -460,8 +460,7 @@
         # Lock the server,try server stop(exceptions throw),unlock it and retry
         resp, server = self.servers_client.lock_server(self.server_id)
         self.assertEqual(202, resp.status)
-        resp, server = self.servers_client.get_server(self.server_id)
-        self.assertEqual(200, resp.status)
+        server = self.servers_client.get_server(self.server_id)
         self.assertEqual(server['status'], 'ACTIVE')
         # Locked server is not allowed to be stopped by non-admin user
         self.assertRaises(lib_exc.Conflict,
diff --git a/tempest/api/compute/servers/test_server_addresses.py b/tempest/api/compute/servers/test_server_addresses.py
index 3d1d964..46e8642 100644
--- a/tempest/api/compute/servers/test_server_addresses.py
+++ b/tempest/api/compute/servers/test_server_addresses.py
@@ -26,7 +26,7 @@
         super(ServerAddressesTestJSON, cls).resource_setup()
         cls.client = cls.servers_client
 
-        resp, cls.server = cls.create_test_server(wait_until='ACTIVE')
+        cls.server = cls.create_test_server(wait_until='ACTIVE')
 
     @test.attr(type='smoke')
     @test.services('network')
diff --git a/tempest/api/compute/servers/test_server_addresses_negative.py b/tempest/api/compute/servers/test_server_addresses_negative.py
index 77a041a..3329583 100644
--- a/tempest/api/compute/servers/test_server_addresses_negative.py
+++ b/tempest/api/compute/servers/test_server_addresses_negative.py
@@ -27,7 +27,7 @@
         super(ServerAddressesNegativeTestJSON, cls).resource_setup()
         cls.client = cls.servers_client
 
-        resp, cls.server = cls.create_test_server(wait_until='ACTIVE')
+        cls.server = cls.create_test_server(wait_until='ACTIVE')
 
     @test.attr(type=['negative', 'gate'])
     @test.services('network')
diff --git a/tempest/api/compute/servers/test_server_metadata.py b/tempest/api/compute/servers/test_server_metadata.py
index 6fd6a6d..7e8247f 100644
--- a/tempest/api/compute/servers/test_server_metadata.py
+++ b/tempest/api/compute/servers/test_server_metadata.py
@@ -24,7 +24,7 @@
         super(ServerMetadataTestJSON, cls).resource_setup()
         cls.client = cls.servers_client
         cls.quotas = cls.quotas_client
-        resp, server = cls.create_test_server(meta={}, wait_until='ACTIVE')
+        server = cls.create_test_server(meta={}, wait_until='ACTIVE')
         cls.server_id = server['id']
 
     def setUp(self):
diff --git a/tempest/api/compute/servers/test_server_metadata_negative.py b/tempest/api/compute/servers/test_server_metadata_negative.py
index 7fe95dd..5357f80 100644
--- a/tempest/api/compute/servers/test_server_metadata_negative.py
+++ b/tempest/api/compute/servers/test_server_metadata_negative.py
@@ -29,7 +29,7 @@
         cls.client = cls.servers_client
         cls.quotas = cls.quotas_client
         cls.tenant_id = cls.client.tenant_id
-        resp, server = cls.create_test_server(meta={}, wait_until='ACTIVE')
+        server = cls.create_test_server(meta={}, wait_until='ACTIVE')
 
         cls.server_id = server['id']
 
diff --git a/tempest/api/compute/servers/test_server_password.py b/tempest/api/compute/servers/test_server_password.py
index 994caa4..b2e09f2 100644
--- a/tempest/api/compute/servers/test_server_password.py
+++ b/tempest/api/compute/servers/test_server_password.py
@@ -24,7 +24,7 @@
     def resource_setup(cls):
         super(ServerPasswordTestJSON, cls).resource_setup()
         cls.client = cls.servers_client
-        resp, cls.server = cls.create_test_server(wait_until="ACTIVE")
+        cls.server = cls.create_test_server(wait_until="ACTIVE")
 
     @test.attr(type='gate')
     def test_get_server_password(self):
diff --git a/tempest/api/compute/servers/test_server_personality.py b/tempest/api/compute/servers/test_server_personality.py
index bd3ebb0..ca6e28c 100644
--- a/tempest/api/compute/servers/test_server_personality.py
+++ b/tempest/api/compute/servers/test_server_personality.py
@@ -63,5 +63,4 @@
                 'path': path,
                 'contents': base64.b64encode(file_contents),
             })
-        resp, server = self.create_test_server(personality=person)
-        self.assertEqual('202', resp['status'])
+        self.create_test_server(personality=person)
diff --git a/tempest/api/compute/servers/test_server_rescue.py b/tempest/api/compute/servers/test_server_rescue.py
index b04fe69..6a738ac 100644
--- a/tempest/api/compute/servers/test_server_rescue.py
+++ b/tempest/api/compute/servers/test_server_rescue.py
@@ -46,7 +46,7 @@
         cls.sg_id = cls.sg['id']
 
         # Server for positive tests
-        resp, server = cls.create_test_server(wait_until='BUILD')
+        server = cls.create_test_server(wait_until='BUILD')
         cls.server_id = server['id']
         cls.password = server['adminPass']
         cls.servers_client.wait_for_server_status(cls.server_id, 'ACTIVE')
diff --git a/tempest/api/compute/servers/test_server_rescue_negative.py b/tempest/api/compute/servers/test_server_rescue_negative.py
index 6780455..0583106 100644
--- a/tempest/api/compute/servers/test_server_rescue_negative.py
+++ b/tempest/api/compute/servers/test_server_rescue_negative.py
@@ -37,8 +37,8 @@
         cls.device = CONF.compute.volume_device_name
 
         # Server for negative tests
-        resp, server = cls.create_test_server(wait_until='BUILD')
-        resp, resc_server = cls.create_test_server(wait_until='ACTIVE')
+        server = cls.create_test_server(wait_until='BUILD')
+        resc_server = cls.create_test_server(wait_until='ACTIVE')
         cls.server_id = server['id']
         cls.password = server['adminPass']
         cls.rescue_id = resc_server['id']
diff --git a/tempest/api/compute/servers/test_servers.py b/tempest/api/compute/servers/test_servers.py
index d31b320..1375039 100644
--- a/tempest/api/compute/servers/test_servers.py
+++ b/tempest/api/compute/servers/test_servers.py
@@ -33,7 +33,7 @@
     def test_create_server_with_admin_password(self):
         # If an admin password is provided on server creation, the server's
         # root password should be set to that password.
-        resp, server = self.create_test_server(adminPass='testpassword')
+        server = self.create_test_server(adminPass='testpassword')
 
         # Verify the password is set correctly in the response
         self.assertEqual('testpassword', server['adminPass'])
@@ -44,16 +44,16 @@
 
         # TODO(sdague): clear out try, we do cleanup one layer up
         server_name = data_utils.rand_name('server')
-        resp, server = self.create_test_server(name=server_name,
-                                               wait_until='ACTIVE')
+        server = self.create_test_server(name=server_name,
+                                         wait_until='ACTIVE')
         id1 = server['id']
-        resp, server = self.create_test_server(name=server_name,
-                                               wait_until='ACTIVE')
+        server = self.create_test_server(name=server_name,
+                                         wait_until='ACTIVE')
         id2 = server['id']
         self.assertNotEqual(id1, id2, "Did not create a new server")
-        resp, server = self.client.get_server(id1)
+        server = self.client.get_server(id1)
         name1 = server['name']
-        resp, server = self.client.get_server(id2)
+        server = self.client.get_server(id2)
         name2 = server['name']
         self.assertEqual(name1, name2)
 
@@ -64,36 +64,35 @@
         key_name = data_utils.rand_name('key')
         self.keypairs_client.create_keypair(key_name)
         self.keypairs_client.list_keypairs()
-        resp, server = self.create_test_server(key_name=key_name)
-        self.assertEqual('202', resp['status'])
+        server = self.create_test_server(key_name=key_name)
         self.client.wait_for_server_status(server['id'], 'ACTIVE')
-        resp, server = self.client.get_server(server['id'])
+        server = self.client.get_server(server['id'])
         self.assertEqual(key_name, server['key_name'])
 
     def _update_server_name(self, server_id, status):
         # The server name should be changed to the the provided value
         new_name = data_utils.rand_name('server')
         # Update the server with a new name
-        resp, server = self.client.update_server(server_id,
-                                                 name=new_name)
+        self.client.update_server(server_id,
+                                  name=new_name)
         self.client.wait_for_server_status(server_id, status)
 
         # Verify the name of the server has changed
-        resp, server = self.client.get_server(server_id)
+        server = self.client.get_server(server_id)
         self.assertEqual(new_name, server['name'])
         return server
 
     @test.attr(type='gate')
     def test_update_server_name(self):
         # The server name should be changed to the the provided value
-        resp, server = self.create_test_server(wait_until='ACTIVE')
+        server = self.create_test_server(wait_until='ACTIVE')
 
         self._update_server_name(server['id'], 'ACTIVE')
 
     @test.attr(type='gate')
     def test_update_server_name_in_stop_state(self):
         # The server name should be changed to the the provided value
-        resp, server = self.create_test_server(wait_until='ACTIVE')
+        server = self.create_test_server(wait_until='ACTIVE')
         self.client.stop(server['id'])
         self.client.wait_for_server_status(server['id'], 'SHUTOFF')
         updated_server = self._update_server_name(server['id'], 'SHUTOFF')
@@ -102,25 +101,23 @@
     @test.attr(type='gate')
     def test_update_access_server_address(self):
         # The server's access addresses should reflect the provided values
-        resp, server = self.create_test_server(wait_until='ACTIVE')
+        server = self.create_test_server(wait_until='ACTIVE')
 
         # Update the IPv4 and IPv6 access addresses
-        resp, body = self.client.update_server(server['id'],
-                                               accessIPv4='1.1.1.1',
-                                               accessIPv6='::babe:202:202')
-        self.assertEqual(200, resp.status)
+        self.client.update_server(server['id'],
+                                  accessIPv4='1.1.1.1',
+                                  accessIPv6='::babe:202:202')
         self.client.wait_for_server_status(server['id'], 'ACTIVE')
 
         # Verify the access addresses have been updated
-        resp, server = self.client.get_server(server['id'])
+        server = self.client.get_server(server['id'])
         self.assertEqual('1.1.1.1', server['accessIPv4'])
         self.assertEqual('::babe:202:202', server['accessIPv6'])
 
     @test.attr(type='gate')
     def test_create_server_with_ipv6_addr_only(self):
         # Create a server without an IPv4 address(only IPv6 address).
-        resp, server = self.create_test_server(accessIPv6='2001:2001::3')
-        self.assertEqual('202', resp['status'])
+        server = self.create_test_server(accessIPv6='2001:2001::3')
         self.client.wait_for_server_status(server['id'], 'ACTIVE')
-        resp, server = self.client.get_server(server['id'])
+        server = self.client.get_server(server['id'])
         self.assertEqual('2001:2001::3', server['accessIPv6'])
diff --git a/tempest/api/compute/servers/test_servers_negative.py b/tempest/api/compute/servers/test_servers_negative.py
index 845a71e..830c8d0 100644
--- a/tempest/api/compute/servers/test_servers_negative.py
+++ b/tempest/api/compute/servers/test_servers_negative.py
@@ -47,7 +47,7 @@
         cls.client = cls.servers_client
         cls.alt_os = clients.Manager(cls.isolated_creds.get_alt_creds())
         cls.alt_client = cls.alt_os.servers_client
-        resp, server = cls.create_test_server(wait_until='ACTIVE')
+        server = cls.create_test_server(wait_until='ACTIVE')
         cls.server_id = server['id']
 
     @test.attr(type=['negative', 'gate'])
@@ -152,7 +152,7 @@
     @test.attr(type=['negative', 'gate'])
     def test_rebuild_reboot_deleted_server(self):
         # Rebuild and Reboot a deleted server
-        _, server = self.create_test_server()
+        server = self.create_test_server()
         self.client.delete_server(server['id'])
         self.client.wait_for_server_termination(server['id'])
 
@@ -429,7 +429,7 @@
             self.client.wait_for_server_status(self.server_id,
                                                'SHELVED')
 
-        resp, server = self.client.get_server(self.server_id)
+        server = self.client.get_server(self.server_id)
         image_name = server['name'] + '-shelved'
         params = {'name': image_name}
         images = self.images_client.list_images(params)
diff --git a/tempest/api/compute/servers/test_virtual_interfaces.py b/tempest/api/compute/servers/test_virtual_interfaces.py
index e07a7ed..bc26881 100644
--- a/tempest/api/compute/servers/test_virtual_interfaces.py
+++ b/tempest/api/compute/servers/test_virtual_interfaces.py
@@ -31,7 +31,7 @@
         cls.set_network_resources(network=True, subnet=True)
         super(VirtualInterfacesTestJSON, cls).resource_setup()
         cls.client = cls.servers_client
-        resp, server = cls.create_test_server(wait_until='ACTIVE')
+        server = cls.create_test_server(wait_until='ACTIVE')
         cls.server_id = server['id']
 
     @decorators.skip_because(bug="1183436",
diff --git a/tempest/api/compute/test_authorization.py b/tempest/api/compute/test_authorization.py
index 16b7ed2..10d8bfa 100644
--- a/tempest/api/compute/test_authorization.py
+++ b/tempest/api/compute/test_authorization.py
@@ -55,8 +55,8 @@
         cls.alt_keypairs_client = cls.alt_manager.keypairs_client
         cls.alt_security_client = cls.alt_manager.security_groups_client
 
-        resp, server = cls.create_test_server(wait_until='ACTIVE')
-        resp, cls.server = cls.client.get_server(server['id'])
+        server = cls.create_test_server(wait_until='ACTIVE')
+        cls.server = cls.client.get_server(server['id'])
 
         name = data_utils.rand_name('image')
         body = cls.glance_client.create_image(name=name,
diff --git a/tempest/api/compute/test_live_block_migration.py b/tempest/api/compute/test_live_block_migration.py
index eb71d6d..92a1c86 100644
--- a/tempest/api/compute/test_live_block_migration.py
+++ b/tempest/api/compute/test_live_block_migration.py
@@ -44,7 +44,7 @@
         ]
 
     def _get_server_details(self, server_id):
-        _resp, body = self.admin_servers_client.get_server(server_id)
+        body = self.admin_servers_client.get_server(server_id)
         return body
 
     def _get_host_for_server(self, server_id):
@@ -69,7 +69,7 @@
             if 'ACTIVE' == self._get_server_status(server_id):
                 return server_id
         else:
-            _, server = self.create_test_server(wait_until="ACTIVE")
+            server = self.create_test_server(wait_until="ACTIVE")
             server_id = server['id']
             self.password = server['adminPass']
             self.password = 'password'
diff --git a/tempest/api/compute/test_live_block_migration_negative.py b/tempest/api/compute/test_live_block_migration_negative.py
index 281b2b3..1583278 100644
--- a/tempest/api/compute/test_live_block_migration_negative.py
+++ b/tempest/api/compute/test_live_block_migration_negative.py
@@ -45,7 +45,7 @@
     def test_invalid_host_for_migration(self):
         # Migrating to an invalid host should not change the status
         target_host = data_utils.rand_name('host-')
-        _, server = self.create_test_server(wait_until="ACTIVE")
+        server = self.create_test_server(wait_until="ACTIVE")
         server_id = server['id']
 
         self.assertRaises(exceptions.BadRequest, self._migrate_server_to,
diff --git a/tempest/api/compute/volumes/test_attach_volume.py b/tempest/api/compute/volumes/test_attach_volume.py
index 40b93a8..64ea555 100644
--- a/tempest/api/compute/volumes/test_attach_volume.py
+++ b/tempest/api/compute/volumes/test_attach_volume.py
@@ -53,8 +53,8 @@
     def _create_and_attach(self):
         # Start a server and wait for it to become ready
         admin_pass = self.image_ssh_password
-        _, self.server = self.create_test_server(wait_until='ACTIVE',
-                                                 adminPass=admin_pass)
+        self.server = self.create_test_server(wait_until='ACTIVE',
+                                              adminPass=admin_pass)
 
         # Record addresses so that we can ssh later
         _, self.server['addresses'] = (
diff --git a/tempest/api/orchestration/stacks/test_neutron_resources.py b/tempest/api/orchestration/stacks/test_neutron_resources.py
index ea6d4be..deb6b1d 100644
--- a/tempest/api/orchestration/stacks/test_neutron_resources.py
+++ b/tempest/api/orchestration/stacks/test_neutron_resources.py
@@ -173,7 +173,7 @@
     def test_created_server(self):
         """Verifies created sever."""
         server_id = self.test_resources.get('Server')['physical_resource_id']
-        _, server = self.servers_client.get_server(server_id)
+        server = self.servers_client.get_server(server_id)
         self.assertEqual(self.keypair_name, server['key_name'])
         self.assertEqual('ACTIVE', server['status'])
         network = server['addresses'][self.neutron_basic_template['resources'][
diff --git a/tempest/api/telemetry/base.py b/tempest/api/telemetry/base.py
index dc7a8f5..7ec0646 100644
--- a/tempest/api/telemetry/base.py
+++ b/tempest/api/telemetry/base.py
@@ -62,12 +62,12 @@
 
     @classmethod
     def create_server(cls):
-        resp, body = cls.servers_client.create_server(
+        body = cls.servers_client.create_server(
             data_utils.rand_name('ceilometer-instance'),
             CONF.compute.image_ref, CONF.compute.flavor_ref,
             wait_until='ACTIVE')
         cls.server_ids.append(body['id'])
-        return resp, body
+        return body
 
     @classmethod
     def create_image(cls, client):
diff --git a/tempest/api/telemetry/test_telemetry_notification_api.py b/tempest/api/telemetry/test_telemetry_notification_api.py
index 7e5d6ee..4223dfc 100644
--- a/tempest/api/telemetry/test_telemetry_notification_api.py
+++ b/tempest/api/telemetry/test_telemetry_notification_api.py
@@ -35,8 +35,7 @@
                       "Nova is not available.")
     def test_check_nova_notification(self):
 
-        resp, body = self.create_server()
-        self.assertEqual(resp.status, 202)
+        body = self.create_server()
 
         query = ('resource', 'eq', body['id'])
 
diff --git a/tempest/api/volume/test_volumes_actions.py b/tempest/api/volume/test_volumes_actions.py
index ceabb1c..8b91c7f 100644
--- a/tempest/api/volume/test_volumes_actions.py
+++ b/tempest/api/volume/test_volumes_actions.py
@@ -31,9 +31,9 @@
 
         # Create a test shared instance
         srv_name = data_utils.rand_name(cls.__name__ + '-Instance-')
-        resp, cls.server = cls.servers_client.create_server(srv_name,
-                                                            cls.image_ref,
-                                                            cls.flavor_ref)
+        cls.server = cls.servers_client.create_server(srv_name,
+                                                      cls.image_ref,
+                                                      cls.flavor_ref)
         cls.servers_client.wait_for_server_status(cls.server['id'], 'ACTIVE')
 
         # Create a test shared volume for attach/detach tests
diff --git a/tempest/api/volume/test_volumes_negative.py b/tempest/api/volume/test_volumes_negative.py
index 57fcaee..39aba01 100644
--- a/tempest/api/volume/test_volumes_negative.py
+++ b/tempest/api/volume/test_volumes_negative.py
@@ -159,9 +159,9 @@
     @test.services('compute')
     def test_attach_volumes_with_nonexistent_volume_id(self):
         srv_name = data_utils.rand_name('Instance-')
-        resp, server = self.servers_client.create_server(srv_name,
-                                                         self.image_ref,
-                                                         self.flavor_ref)
+        server = self.servers_client.create_server(srv_name,
+                                                   self.image_ref,
+                                                   self.flavor_ref)
         self.addCleanup(self.servers_client.delete_server, server['id'])
         self.servers_client.wait_for_server_status(server['id'], 'ACTIVE')
         self.assertRaises(lib_exc.NotFound,
diff --git a/tempest/api/volume/test_volumes_snapshots.py b/tempest/api/volume/test_volumes_snapshots.py
index d667dfd..98598c1 100644
--- a/tempest/api/volume/test_volumes_snapshots.py
+++ b/tempest/api/volume/test_volumes_snapshots.py
@@ -64,9 +64,9 @@
         # Create a snapshot when volume status is in-use
         # Create a test instance
         server_name = data_utils.rand_name('instance-')
-        resp, server = self.servers_client.create_server(server_name,
-                                                         self.image_ref,
-                                                         self.flavor_ref)
+        server = self.servers_client.create_server(server_name,
+                                                   self.image_ref,
+                                                   self.flavor_ref)
         self.addCleanup(self.servers_client.delete_server, server['id'])
         self.servers_client.wait_for_server_status(server['id'], 'ACTIVE')
         mountpoint = '/dev/%s' % CONF.compute.volume_device_name
diff --git a/tempest/cmd/javelin.py b/tempest/cmd/javelin.py
index 4af2108..9172972 100755
--- a/tempest/cmd/javelin.py
+++ b/tempest/cmd/javelin.py
@@ -433,7 +433,7 @@
                 found,
                 "Couldn't find expected server %s" % server['name'])
 
-            r, found = client.servers.get_server(found['id'])
+            found = client.servers.get_server(found['id'])
             # validate neutron is enabled and ironic disabled:
             if (CONF.service_available.neutron and
                     not CONF.baremetal.driver_enabled):
@@ -817,7 +817,7 @@
                 client.networks, 'networks', x)['id'])
             kwargs['networks'] = [{'uuid': get_net_id(network)}
                                   for network in server['networks']]
-        resp, body = client.servers.create_server(
+        body = client.servers.create_server(
             server['name'], image_id, flavor_id, **kwargs)
         server_id = body['id']
         client.servers.wait_for_server_status(server_id, 'ACTIVE')
diff --git a/tempest/common/waiters.py b/tempest/common/waiters.py
index c77c81e..9b11676 100644
--- a/tempest/common/waiters.py
+++ b/tempest/common/waiters.py
@@ -32,7 +32,7 @@
 
     # NOTE(afazekas): UNKNOWN status possible on ERROR
     # or in a very early stage.
-    resp, body = client.get_server(server_id)
+    body = client.get_server(server_id)
     old_status = server_status = body['status']
     old_task_state = task_state = _get_task_state(body)
     start_time = int(time.time())
@@ -59,7 +59,7 @@
                 return
 
         time.sleep(client.build_interval)
-        resp, body = client.get_server(server_id)
+        body = client.get_server(server_id)
         server_status = body['status']
         task_state = _get_task_state(body)
         if (server_status != old_status) or (task_state != old_task_state):
diff --git a/tempest/scenario/manager.py b/tempest/scenario/manager.py
index 7da7b12..0a7b77c 100644
--- a/tempest/scenario/manager.py
+++ b/tempest/scenario/manager.py
@@ -187,8 +187,8 @@
 
         LOG.debug("Creating a server (name: %s, image: %s, flavor: %s)",
                   name, image, flavor)
-        _, server = self.servers_client.create_server(name, image, flavor,
-                                                      **create_kwargs)
+        server = self.servers_client.create_server(name, image, flavor,
+                                                   **create_kwargs)
         if wait_on_delete:
             self.addCleanup(self.servers_client.wait_for_server_termination,
                             server['id'])
@@ -203,7 +203,7 @@
         # The instance retrieved on creation is missing network
         # details, necessitating retrieval after it becomes active to
         # ensure correct details.
-        _, server = self.servers_client.get_server(server['id'])
+        server = self.servers_client.get_server(server['id'])
         self.assertEqual(server['name'], name)
         return server
 
@@ -1249,7 +1249,7 @@
         self.servers_client.wait_for_server_status(self.instance['id'],
                                                    'ACTIVE')
         self.node = self.get_node(instance_id=self.instance['id'])
-        _, self.instance = self.servers_client.get_server(self.instance['id'])
+        self.instance = self.servers_client.get_server(self.instance['id'])
 
     def terminate_instance(self):
         self.servers_client.delete_server(self.instance['id'])
diff --git a/tempest/scenario/orchestration/test_server_cfn_init.py b/tempest/scenario/orchestration/test_server_cfn_init.py
index 6052e0b..9c38d2f 100644
--- a/tempest/scenario/orchestration/test_server_cfn_init.py
+++ b/tempest/scenario/orchestration/test_server_cfn_init.py
@@ -81,7 +81,7 @@
 
         server_resource = self.client.get_resource(sid, 'SmokeServer')
         server_id = server_resource['physical_resource_id']
-        _, server = self.servers_client.get_server(server_id)
+        server = self.servers_client.get_server(server_id)
         server_ip =\
             server['addresses'][CONF.compute.network_for_ssh][0]['addr']
 
diff --git a/tempest/scenario/test_load_balancer_basic.py b/tempest/scenario/test_load_balancer_basic.py
index 57a5406..5ec1d6c 100644
--- a/tempest/scenario/test_load_balancer_basic.py
+++ b/tempest/scenario/test_load_balancer_basic.py
@@ -161,7 +161,7 @@
         """
         for server_id, ip in self.server_ips.iteritems():
             private_key = self.servers_keypairs[server_id]['private_key']
-            server_name = self.servers_client.get_server(server_id)[1]['name']
+            server_name = self.servers_client.get_server(server_id)['name']
             username = config.scenario.ssh_user
             ssh_client = self.get_remote_client(
                 server_or_ip=ip,
diff --git a/tempest/scenario/test_minimum_basic.py b/tempest/scenario/test_minimum_basic.py
index 4624038..f13ff0f 100644
--- a/tempest/scenario/test_minimum_basic.py
+++ b/tempest/scenario/test_minimum_basic.py
@@ -59,7 +59,7 @@
         self.assertIn(self.server['id'], [x['id'] for x in servers])
 
     def nova_show(self):
-        _, got_server = self.servers_client.get_server(self.server['id'])
+        got_server = self.servers_client.get_server(self.server['id'])
         self.assertThat(
             self.server, custom_matchers.MatchesDictExceptForKeys(
                 got_server, excluded_keys=['OS-EXT-AZ:availability_zone']))
@@ -109,7 +109,7 @@
                         self.server['id'], secgroup['name'])
 
         def wait_for_secgroup_add():
-            _, body = self.servers_client.get_server(self.server['id'])
+            body = self.servers_client.get_server(self.server['id'])
             return {'name': secgroup['name']} in body['security_groups']
 
         if not test.call_until_true(wait_for_secgroup_add,
diff --git a/tempest/scenario/test_server_advanced_ops.py b/tempest/scenario/test_server_advanced_ops.py
index d10fcce..0e0e174 100644
--- a/tempest/scenario/test_server_advanced_ops.py
+++ b/tempest/scenario/test_server_advanced_ops.py
@@ -74,19 +74,19 @@
         self.servers_client.suspend_server(instance_id)
         self.servers_client.wait_for_server_status(instance_id,
                                                    'SUSPENDED')
-        _, fetched_instance = self.servers_client.get_server(instance_id)
+        fetched_instance = self.servers_client.get_server(instance_id)
         LOG.debug("Resuming instance %s. Current status: %s",
                   instance_id, fetched_instance['status'])
         self.servers_client.resume_server(instance_id)
         self.servers_client.wait_for_server_status(instance_id,
                                                    'ACTIVE')
-        _, fetched_instance = self.servers_client.get_server(instance_id)
+        fetched_instance = self.servers_client.get_server(instance_id)
         LOG.debug("Suspending instance %s. Current status: %s",
                   instance_id, fetched_instance['status'])
         self.servers_client.suspend_server(instance_id)
         self.servers_client.wait_for_server_status(instance_id,
                                                    'SUSPENDED')
-        _, fetched_instance = self.servers_client.get_server(instance_id)
+        fetched_instance = self.servers_client.get_server(instance_id)
         LOG.debug("Resuming instance %s. Current status: %s",
                   instance_id, fetched_instance['status'])
         self.servers_client.resume_server(instance_id)
diff --git a/tempest/services/compute/json/servers_client.py b/tempest/services/compute/json/servers_client.py
index fe3d02b..6a5bce7 100644
--- a/tempest/services/compute/json/servers_client.py
+++ b/tempest/services/compute/json/servers_client.py
@@ -92,13 +92,13 @@
         # NOTE(maurosr): this deals with the case of multiple server create
         # with return reservation id set True
         if 'reservation_id' in body:
-            return resp, body
+            return service_client.ResponseBody(resp, body)
         if CONF.compute_feature_enabled.enable_instance_password:
             create_schema = schema.create_server_with_admin_pass
         else:
             create_schema = schema.create_server
         self.validate_response(create_schema, resp, body)
-        return resp, body['server']
+        return service_client.ResponseBody(resp, body['server'])
 
     def update_server(self, server_id, name=None, meta=None, accessIPv4=None,
                       accessIPv6=None, disk_config=None):
@@ -132,20 +132,20 @@
         resp, body = self.put("servers/%s" % str(server_id), post_body)
         body = json.loads(body)
         self.validate_response(schema.update_server, resp, body)
-        return resp, body['server']
+        return service_client.ResponseBody(resp, body['server'])
 
     def get_server(self, server_id):
         """Returns the details of an existing server."""
         resp, body = self.get("servers/%s" % str(server_id))
         body = json.loads(body)
         self.validate_response(schema.get_server, resp, body)
-        return resp, body['server']
+        return service_client.ResponseBody(resp, body['server'])
 
     def delete_server(self, server_id):
         """Deletes the given server."""
         resp, body = self.delete("servers/%s" % str(server_id))
         self.validate_response(common_schema.delete_server, resp, body)
-        return resp, body
+        return service_client.ResponseBody(resp, body)
 
     def list_servers(self, params=None):
         """Lists all servers for a user."""
@@ -184,7 +184,7 @@
         start_time = int(time.time())
         while True:
             try:
-                resp, body = self.get_server(server_id)
+                body = self.get_server(server_id)
             except lib_exc.NotFound:
                 return