diff --git a/tempest/api/compute/admin/test_aggregates.py b/tempest/api/compute/admin/test_aggregates.py
index 84b00a7..ac1bfee 100644
--- a/tempest/api/compute/admin/test_aggregates.py
+++ b/tempest/api/compute/admin/test_aggregates.py
@@ -181,7 +181,7 @@
                         host=self.host)
 
         aggregates = self.client.list_aggregates()['aggregates']
-        aggs = filter(lambda x: x['id'] == aggregate['id'], aggregates)
+        aggs = [agg for agg in aggregates if agg['id'] == aggregate['id']]
         self.assertEqual(1, len(aggs))
         agg = aggs[0]
         self.assertEqual(aggregate_name, agg['name'])
diff --git a/tempest/api/compute/admin/test_aggregates_negative.py b/tempest/api/compute/admin/test_aggregates_negative.py
index 6b75aee..3c4e313 100644
--- a/tempest/api/compute/admin/test_aggregates_negative.py
+++ b/tempest/api/compute/admin/test_aggregates_negative.py
@@ -36,8 +36,8 @@
         cls.az_name_prefix = 'test_az'
 
         hosts_all = cls.os_adm.hosts_client.list_hosts()['hosts']
-        hosts = map(lambda x: x['host_name'],
-                    filter(lambda y: y['service'] == 'compute', hosts_all))
+        hosts = ([host['host_name']
+                 for host in hosts_all if host['service'] == 'compute'])
         cls.host = hosts[0]
 
     @test.attr(type=['negative'])
diff --git a/tempest/api/compute/admin/test_security_groups.py b/tempest/api/compute/admin/test_security_groups.py
index 1494745..58da8b9 100644
--- a/tempest/api/compute/admin/test_security_groups.py
+++ b/tempest/api/compute/admin/test_security_groups.py
@@ -65,7 +65,7 @@
         # Fetch all security groups based on 'all_tenants' search filter
         fetched_list = self.adm_client.list_security_groups(
             all_tenants='true')['security_groups']
-        sec_group_id_list = map(lambda sg: sg['id'], fetched_list)
+        sec_group_id_list = [sg['id'] for sg in fetched_list]
         # Now check if all created Security Groups are present in fetched list
         for sec_group in security_group_list:
             self.assertIn(sec_group['id'], sec_group_id_list)
diff --git a/tempest/api/compute/admin/test_servers.py b/tempest/api/compute/admin/test_servers.py
index 3eb6d94..09253b0 100644
--- a/tempest/api/compute/admin/test_servers.py
+++ b/tempest/api/compute/admin/test_servers.py
@@ -77,7 +77,7 @@
         params = {'all_tenants': ''}
         body = self.client.list_servers(detail=True, **params)
         servers = body['servers']
-        servers_name = map(lambda x: x['name'], servers)
+        servers_name = [server['name'] for server in servers]
 
         self.assertIn(self.s1_name, servers_name)
         self.assertIn(self.s2_name, servers_name)
diff --git a/tempest/api/identity/admin/v2/test_services.py b/tempest/api/identity/admin/v2/test_services.py
index 6c9b564..94291f8 100644
--- a/tempest/api/identity/admin/v2/test_services.py
+++ b/tempest/api/identity/admin/v2/test_services.py
@@ -93,7 +93,7 @@
                 name=name, type=s_type,
                 description=description)['OS-KSADM:service']
             services.append(service)
-        service_ids = map(lambda x: x['id'], services)
+        service_ids = [svc['id'] for svc in services]
 
         def delete_services():
             for service_id in service_ids:
diff --git a/tempest/api/identity/admin/v2/test_tenants.py b/tempest/api/identity/admin/v2/test_tenants.py
index 583fa8e..4faf184 100644
--- a/tempest/api/identity/admin/v2/test_tenants.py
+++ b/tempest/api/identity/admin/v2/test_tenants.py
@@ -35,7 +35,7 @@
             self.addCleanup(test_utils.call_and_ignore_notfound_exc,
                             self.tenants_client.delete_tenant, tenant['id'])
             tenants.append(tenant)
-        tenant_ids = map(lambda x: x['id'], tenants)
+        tenant_ids = [tn['id'] for tn in tenants]
         body = self.tenants_client.list_tenants()['tenants']
         found = [t for t in body if t['id'] in tenant_ids]
         self.assertEqual(len(found), len(tenants), 'Tenants not created')
diff --git a/tempest/api/identity/admin/v3/test_groups.py b/tempest/api/identity/admin/v3/test_groups.py
index a3ada21..59fcec6 100644
--- a/tempest/api/identity/admin/v3/test_groups.py
+++ b/tempest/api/identity/admin/v3/test_groups.py
@@ -23,14 +23,21 @@
     @classmethod
     def resource_setup(cls):
         super(GroupsV3TestJSON, cls).resource_setup()
-        cls.data.setup_test_domain()
+        cls.domain = cls.create_domain()
+
+    @classmethod
+    def resource_cleanup(cls):
+        # Cleanup the domains created in the setup
+        cls.domains_client.update_domain(cls.domain['id'], enabled=False)
+        cls.domains_client.delete_domain(cls.domain['id'])
+        super(GroupsV3TestJSON, cls).resource_cleanup()
 
     @test.idempotent_id('2e80343b-6c81-4ac3-88c7-452f3e9d5129')
     def test_group_create_update_get(self):
         name = data_utils.rand_name('Group')
         description = data_utils.rand_name('Description')
         group = self.groups_client.create_group(
-            name=name, domain_id=self.data.domain['id'],
+            name=name, domain_id=self.domain['id'],
             description=description)['group']
         self.addCleanup(self.groups_client.delete_group, group['id'])
         self.assertEqual(group['name'], name)
@@ -53,7 +60,7 @@
         name = data_utils.rand_name('Group')
         old_description = data_utils.rand_name('Description')
         group = self.groups_client.create_group(
-            name=name, domain_id=self.data.domain['id'],
+            name=name, domain_id=self.domain['id'],
             description=old_description)['group']
         self.addCleanup(self.groups_client.delete_group, group['id'])
 
@@ -69,7 +76,7 @@
     def test_group_users_add_list_delete(self):
         name = data_utils.rand_name('Group')
         group = self.groups_client.create_group(
-            name=name, domain_id=self.data.domain['id'])['group']
+            name=name, domain_id=self.domain['id'])['group']
         self.addCleanup(self.groups_client.delete_group, group['id'])
         # add user into group
         users = []
@@ -103,7 +110,7 @@
         for i in range(2):
             name = data_utils.rand_name('Group')
             group = self.groups_client.create_group(
-                name=name, domain_id=self.data.domain['id'])['group']
+                name=name, domain_id=self.domain['id'])['group']
             groups.append(group)
             self.addCleanup(self.groups_client.delete_group, group['id'])
             self.groups_client.add_group_user(group['id'], user['id'])
@@ -121,7 +128,7 @@
             name = data_utils.rand_name('Group')
             description = data_utils.rand_name('Description')
             group = self.groups_client.create_group(
-                name=name, domain_id=self.data.domain['id'],
+                name=name, domain_id=self.domain['id'],
                 description=description)['group']
             self.addCleanup(self.groups_client.delete_group, group['id'])
             group_ids.append(group['id'])
diff --git a/tempest/api/identity/admin/v3/test_list_projects.py b/tempest/api/identity/admin/v3/test_list_projects.py
index 86f6b12..7d9e41b 100644
--- a/tempest/api/identity/admin/v3/test_list_projects.py
+++ b/tempest/api/identity/admin/v3/test_list_projects.py
@@ -24,26 +24,38 @@
     def resource_setup(cls):
         super(ListProjectsTestJSON, cls).resource_setup()
         cls.project_ids = list()
-        cls.data.setup_test_domain()
+        # Create a domain
+        cls.domain = cls.create_domain()
         # Create project with domain
+        cls.projects = list()
         cls.p1_name = data_utils.rand_name('project')
         cls.p1 = cls.projects_client.create_project(
             cls.p1_name, enabled=False,
-            domain_id=cls.data.domain['id'])['project']
-        cls.data.projects.append(cls.p1)
+            domain_id=cls.domain['id'])['project']
+        cls.projects.append(cls.p1)
         cls.project_ids.append(cls.p1['id'])
         # Create default project
         p2_name = data_utils.rand_name('project')
         cls.p2 = cls.projects_client.create_project(p2_name)['project']
-        cls.data.projects.append(cls.p2)
+        cls.projects.append(cls.p2)
         cls.project_ids.append(cls.p2['id'])
         # Create a new project (p3) using p2 as parent project
         p3_name = data_utils.rand_name('project')
         cls.p3 = cls.projects_client.create_project(
             p3_name, parent_id=cls.p2['id'])['project']
-        cls.data.projects.append(cls.p3)
+        cls.projects.append(cls.p3)
         cls.project_ids.append(cls.p3['id'])
 
+    @classmethod
+    def resource_cleanup(cls):
+        # Cleanup the projects created during setup in inverse order
+        for project in reversed(cls.projects):
+            cls.projects_client.delete_project(project['id'])
+        # Cleanup the domain created during setup
+        cls.domains_client.update_domain(cls.domain['id'], enabled=False)
+        cls.domains_client.delete_domain(cls.domain['id'])
+        super(ListProjectsTestJSON, cls).resource_cleanup()
+
     @test.idempotent_id('1d830662-22ad-427c-8c3e-4ec854b0af44')
     def test_list_projects(self):
         # List projects
@@ -57,7 +69,7 @@
     def test_list_projects_with_domains(self):
         # List projects with domain
         self._list_projects_with_params(
-            {'domain_id': self.data.domain['id']}, 'domain_id')
+            {'domain_id': self.domain['id']}, 'domain_id')
 
     @test.idempotent_id('0fe7a334-675a-4509-b00e-1c4b95d5dae8')
     def test_list_projects_with_enabled(self):
diff --git a/tempest/api/identity/admin/v3/test_list_users.py b/tempest/api/identity/admin/v3/test_list_users.py
index 5b27ab1..9691ee8 100644
--- a/tempest/api/identity/admin/v3/test_list_users.py
+++ b/tempest/api/identity/admin/v3/test_list_users.py
@@ -36,24 +36,36 @@
         alt_user = data_utils.rand_name('test_user')
         alt_password = data_utils.rand_password()
         cls.alt_email = alt_user + '@testmail.tm'
-        cls.data.setup_test_domain()
+        # Create a domain
+        cls.domain = cls.create_domain()
         # Create user with Domain
+        cls.users = list()
         u1_name = data_utils.rand_name('test_user')
         cls.domain_enabled_user = cls.users_client.create_user(
             u1_name, password=alt_password,
-            email=cls.alt_email, domain_id=cls.data.domain['id'])['user']
-        cls.data.users.append(cls.domain_enabled_user)
+            email=cls.alt_email, domain_id=cls.domain['id'])['user']
+        cls.users.append(cls.domain_enabled_user)
         # Create default not enabled user
         u2_name = data_utils.rand_name('test_user')
         cls.non_domain_enabled_user = cls.users_client.create_user(
             u2_name, password=alt_password,
             email=cls.alt_email, enabled=False)['user']
-        cls.data.users.append(cls.non_domain_enabled_user)
+        cls.users.append(cls.non_domain_enabled_user)
+
+    @classmethod
+    def resource_cleanup(cls):
+        # Cleanup the users created during setup
+        for user in cls.users:
+            cls.users_client.delete_user(user['id'])
+        # Cleanup the domain created during setup
+        cls.domains_client.update_domain(cls.domain['id'], enabled=False)
+        cls.domains_client.delete_domain(cls.domain['id'])
+        super(UsersV3TestJSON, cls).resource_cleanup()
 
     @test.idempotent_id('08f9aabb-dcfe-41d0-8172-82b5fa0bd73d')
     def test_list_user_domains(self):
         # List users with domain
-        params = {'domain_id': self.data.domain['id']}
+        params = {'domain_id': self.domain['id']}
         self._list_users_with_params(params, 'domain_id',
                                      self.domain_enabled_user,
                                      self.non_domain_enabled_user)
@@ -79,7 +91,7 @@
         # List users
         body = self.users_client.list_users()['users']
         fetched_ids = [u['id'] for u in body]
-        missing_users = [u['id'] for u in self.data.users
+        missing_users = [u['id'] for u in self.users
                          if u['id'] not in fetched_ids]
         self.assertEqual(0, len(missing_users),
                          "Failed to find user %s in fetched list" %
@@ -88,8 +100,8 @@
     @test.idempotent_id('b4baa3ae-ac00-4b4e-9e27-80deaad7771f')
     def test_get_user(self):
         # Get a user detail
-        user = self.users_client.show_user(self.data.users[0]['id'])['user']
-        self.assertEqual(self.data.users[0]['id'], user['id'])
-        self.assertEqual(self.data.users[0]['name'], user['name'])
+        user = self.users_client.show_user(self.users[0]['id'])['user']
+        self.assertEqual(self.users[0]['id'], user['id'])
+        self.assertEqual(self.users[0]['name'], user['name'])
         self.assertEqual(self.alt_email, user['email'])
-        self.assertEqual(self.data.domain['id'], user['domain_id'])
+        self.assertEqual(self.domain['id'], user['domain_id'])
diff --git a/tempest/api/identity/admin/v3/test_projects.py b/tempest/api/identity/admin/v3/test_projects.py
index bee77df..60bb314 100644
--- a/tempest/api/identity/admin/v3/test_projects.py
+++ b/tempest/api/identity/admin/v3/test_projects.py
@@ -32,7 +32,7 @@
         project_desc = data_utils.rand_name('desc')
         project = self.projects_client.create_project(
             project_name, description=project_desc)['project']
-        self.data.projects.append(project)
+        self.addCleanup(self.projects_client.delete_project, project['id'])
         project_id = project['id']
         desc1 = project['description']
         self.assertEqual(desc1, project_desc, 'Description should have '
@@ -45,25 +45,25 @@
     @test.idempotent_id('5f50fe07-8166-430b-a882-3b2ee0abe26f')
     def test_project_create_with_domain(self):
         # Create project with a domain
-        self.data.setup_test_domain()
+        domain = self.setup_test_domain()
         project_name = data_utils.rand_name('project')
         project = self.projects_client.create_project(
-            project_name, domain_id=self.data.domain['id'])['project']
-        self.data.projects.append(project)
+            project_name, domain_id=domain['id'])['project']
+        self.addCleanup(self.projects_client.delete_project, project['id'])
         project_id = project['id']
         self.assertEqual(project_name, project['name'])
-        self.assertEqual(self.data.domain['id'], project['domain_id'])
+        self.assertEqual(domain['id'], project['domain_id'])
         body = self.projects_client.show_project(project_id)['project']
         self.assertEqual(project_name, body['name'])
-        self.assertEqual(self.data.domain['id'], body['domain_id'])
+        self.assertEqual(domain['id'], body['domain_id'])
 
     @testtools.skipUnless(CONF.identity_feature_enabled.reseller,
                           'Reseller not available.')
     @test.idempotent_id('1854f9c0-70bc-4d11-a08a-1c789d339e3d')
     def test_project_create_with_parent(self):
         # Create root project without providing a parent_id
-        self.data.setup_test_domain()
-        domain_id = self.data.domain['id']
+        domain = self.setup_test_domain()
+        domain_id = domain['id']
 
         root_project_name = data_utils.rand_name('root_project')
         root_project = self.projects_client.create_project(
@@ -94,7 +94,7 @@
         project_name = data_utils.rand_name('project')
         project = self.projects_client.create_project(
             project_name, enabled=True)['project']
-        self.data.projects.append(project)
+        self.addCleanup(self.projects_client.delete_project, project['id'])
         project_id = project['id']
         en1 = project['enabled']
         self.assertTrue(en1, 'Enable should be True in response')
@@ -108,7 +108,7 @@
         project_name = data_utils.rand_name('project')
         project = self.projects_client.create_project(
             project_name, enabled=False)['project']
-        self.data.projects.append(project)
+        self.addCleanup(self.projects_client.delete_project, project['id'])
         en1 = project['enabled']
         self.assertEqual('false', str(en1).lower(),
                          'Enable should be False in response')
@@ -122,7 +122,7 @@
         # Update name attribute of a project
         p_name1 = data_utils.rand_name('project')
         project = self.projects_client.create_project(p_name1)['project']
-        self.data.projects.append(project)
+        self.addCleanup(self.projects_client.delete_project, project['id'])
 
         resp1_name = project['name']
 
@@ -146,7 +146,7 @@
         p_desc = data_utils.rand_name('desc')
         project = self.projects_client.create_project(
             p_name, description=p_desc)['project']
-        self.data.projects.append(project)
+        self.addCleanup(self.projects_client.delete_project, project['id'])
         resp1_desc = project['description']
 
         p_desc2 = data_utils.rand_name('desc2')
@@ -169,7 +169,7 @@
         p_en = False
         project = self.projects_client.create_project(p_name,
                                                       enabled=p_en)['project']
-        self.data.projects.append(project)
+        self.addCleanup(self.projects_client.delete_project, project['id'])
 
         resp1_en = project['enabled']
 
@@ -192,7 +192,7 @@
         # Create a Project
         p_name = data_utils.rand_name('project')
         project = self.projects_client.create_project(p_name)['project']
-        self.data.projects.append(project)
+        self.addCleanup(self.projects_client.delete_project, project['id'])
 
         # Create a User
         u_name = data_utils.rand_name('user')
diff --git a/tempest/api/identity/admin/v3/test_projects_negative.py b/tempest/api/identity/admin/v3/test_projects_negative.py
index fb4a8cf..e661f42 100644
--- a/tempest/api/identity/admin/v3/test_projects_negative.py
+++ b/tempest/api/identity/admin/v3/test_projects_negative.py
@@ -34,7 +34,7 @@
         # Project names should be unique
         project_name = data_utils.rand_name('project-dup')
         project = self.projects_client.create_project(project_name)['project']
-        self.data.projects.append(project)
+        self.addCleanup(self.projects_client.delete_project, project['id'])
 
         self.assertRaises(lib_exc.Conflict,
                           self.projects_client.create_project, project_name)
@@ -69,7 +69,7 @@
         # Non-admin user should not be able to delete a project
         project_name = data_utils.rand_name('project')
         project = self.projects_client.create_project(project_name)['project']
-        self.data.projects.append(project)
+        self.addCleanup(self.projects_client.delete_project, project['id'])
         self.assertRaises(
             lib_exc.Forbidden, self.non_admin_projects_client.delete_project,
             project['id'])
diff --git a/tempest/api/identity/admin/v3/test_roles.py b/tempest/api/identity/admin/v3/test_roles.py
index 12ef369..2b77023 100644
--- a/tempest/api/identity/admin/v3/test_roles.py
+++ b/tempest/api/identity/admin/v3/test_roles.py
@@ -23,10 +23,11 @@
     @classmethod
     def resource_setup(cls):
         super(RolesV3TestJSON, cls).resource_setup()
+        cls.roles = list()
         for _ in range(3):
             role_name = data_utils.rand_name(name='role')
             role = cls.roles_client.create_role(name=role_name)['role']
-            cls.data.roles.append(role)
+            cls.roles.append(role)
         cls.fetched_role_ids = list()
         u_name = data_utils.rand_name('user')
         u_desc = '%s description' % u_name
@@ -59,6 +60,8 @@
         # before deleting,or else it would result in unauthorized error
         cls.domains_client.update_domain(cls.domain['id'], enabled=False)
         cls.domains_client.delete_domain(cls.domain['id'])
+        for role in cls.roles:
+            cls.roles_client.delete_role(role['id'])
         super(RolesV3TestJSON, cls).resource_cleanup()
 
     def _list_assertions(self, body, fetched_role_ids, role_id):
@@ -189,5 +192,5 @@
     def test_list_roles(self):
         # Return a list of all roles
         body = self.roles_client.list_roles()['roles']
-        found = [role for role in body if role in self.data.roles]
-        self.assertEqual(len(found), len(self.data.roles))
+        found = [role for role in body if role in self.roles]
+        self.assertEqual(len(found), len(self.roles))
diff --git a/tempest/api/identity/admin/v3/test_users.py b/tempest/api/identity/admin/v3/test_users.py
index 371da9c..f200095 100644
--- a/tempest/api/identity/admin/v3/test_users.py
+++ b/tempest/api/identity/admin/v3/test_users.py
@@ -149,6 +149,6 @@
     @test.idempotent_id('c10dcd90-461d-4b16-8e23-4eb836c00644')
     def test_get_user(self):
         # Get a user detail
-        self.data.setup_test_user()
-        user = self.users_client.show_user(self.data.user['id'])['user']
-        self.assertEqual(self.data.user['id'], user['id'])
+        user = self.setup_test_user()
+        fetched_user = self.users_client.show_user(user['id'])['user']
+        self.assertEqual(user['id'], fetched_user['id'])
diff --git a/tempest/api/identity/admin/v3/test_users_negative.py b/tempest/api/identity/admin/v3/test_users_negative.py
index 1375db1..71e8bc5 100644
--- a/tempest/api/identity/admin/v3/test_users_negative.py
+++ b/tempest/api/identity/admin/v3/test_users_negative.py
@@ -37,9 +37,10 @@
     @test.idempotent_id('b3c9fccc-4134-46f5-b600-1da6fb0a3b1f')
     def test_authentication_for_disabled_user(self):
         # Attempt to authenticate for disabled user should fail
-        self.data.setup_test_user()
-        self.disable_user(self.data.user['name'], self.data.user['domain_id'])
+        password = data_utils.rand_password()
+        user = self.setup_test_user(password)
+        self.disable_user(user['name'], user['domain_id'])
         self.assertRaises(lib_exc.Unauthorized, self.token.auth,
-                          username=self.data.user['name'],
-                          password=self.data.user_password,
+                          username=user['name'],
+                          password=password,
                           user_domain_id='default')
diff --git a/tempest/api/identity/base.py b/tempest/api/identity/base.py
index 433109e..ce052e6 100644
--- a/tempest/api/identity/base.py
+++ b/tempest/api/identity/base.py
@@ -17,7 +17,6 @@
 
 from tempest.common.utils import data_utils
 from tempest import config
-from tempest.lib.common.utils import test_utils
 import tempest.test
 
 CONF = config.CONF
@@ -193,12 +192,9 @@
     @classmethod
     def resource_setup(cls):
         super(BaseIdentityV3AdminTest, cls).resource_setup()
-        cls.data = DataGeneratorV3(cls.projects_client, cls.users_client,
-                                   cls.roles_client, cls.domains_client)
 
     @classmethod
     def resource_cleanup(cls):
-        cls.data.teardown_all()
         super(BaseIdentityV3AdminTest, cls).resource_cleanup()
 
     @classmethod
@@ -206,106 +202,42 @@
         user = cls.get_user_by_name(user_name, domain_id)
         cls.users_client.update_user(user['id'], user_name, enabled=False)
 
+    @classmethod
+    def create_domain(cls):
+        """Create a domain."""
+        domain = cls.domains_client.create_domain(
+            name=data_utils.rand_name('test_domain'),
+            description=data_utils.rand_name('desc'))['domain']
+        return domain
+
     def delete_domain(self, domain_id):
         # NOTE(mpavlase) It is necessary to disable the domain before deleting
         # otherwise it raises Forbidden exception
         self.domains_client.update_domain(domain_id, enabled=False)
         self.domains_client.delete_domain(domain_id)
 
-
-class BaseDataGenerator(object):
-
-    def __init__(self, projects_client, users_client, roles_client,
-                 domains_client=None):
-        self.projects_client = projects_client
-        self.users_client = users_client
-        self.roles_client = roles_client
-        self.domains_client = domains_client
-
-        self.user_password = None
-        self.user = None
-        self.tenant = None
-        self.project = None
-        self.role = None
-        self.domain = None
-
-        self.users = []
-        self.tenants = []
-        self.projects = []
-        self.roles = []
-        self.domains = []
-
-    def _create_test_user(self, **kwargs):
-        self.user_password = data_utils.rand_password()
-        self.user = self.users_client.create_user(
-            password=self.user_password,
-            **kwargs)['user']
-        self.users.append(self.user)
-
-    def setup_test_role(self):
-        """Set up a test role."""
-        self.role = self.roles_client.create_role(
-            name=data_utils.rand_name('test_role'))['role']
-        self.roles.append(self.role)
-
-    def teardown_all(self):
-        for user in self.users:
-            test_utils.call_and_ignore_notfound_exc(
-                self.users_client.delete_user, user['id'])
-        for tenant in self.tenants:
-            test_utils.call_and_ignore_notfound_exc(
-                self.projects_client.delete_tenant, tenant['id'])
-        for project in reversed(self.projects):
-            test_utils.call_and_ignore_notfound_exc(
-                self.projects_client.delete_project, project['id'])
-        for role in self.roles:
-            test_utils.call_and_ignore_notfound_exc(
-                self.roles_client.delete_role, role['id'])
-        for domain in self.domains:
-            test_utils.call_and_ignore_notfound_exc(
-                self.domains_client.update_domain, domain['id'], enabled=False)
-            test_utils.call_and_ignore_notfound_exc(
-                self.domains_client.delete_domain, domain['id'])
-
-
-class DataGeneratorV2(BaseDataGenerator):
-
-    def setup_test_user(self):
+    def setup_test_user(self, password=None):
         """Set up a test user."""
-        self.setup_test_tenant()
+        project = self.setup_test_project()
         username = data_utils.rand_name('test_user')
         email = username + '@testmail.tm'
-        self._create_test_user(name=username, email=email,
-                               tenantId=self.tenant['id'])
-
-    def setup_test_tenant(self):
-        """Set up a test tenant."""
-        self.tenant = self.projects_client.create_tenant(
-            name=data_utils.rand_name('test_tenant'),
-            description=data_utils.rand_name('desc'))['tenant']
-        self.tenants.append(self.tenant)
-
-
-class DataGeneratorV3(BaseDataGenerator):
-
-    def setup_test_user(self):
-        """Set up a test user."""
-        self.setup_test_project()
-        username = data_utils.rand_name('test_user')
-        email = username + '@testmail.tm'
-        self._create_test_user(user_name=username, email=email,
-                               project_id=self.project['id'])
+        user = self._create_test_user(user_name=username, email=email,
+                                      project_id=project['id'],
+                                      password=password)
+        return user
 
     def setup_test_project(self):
         """Set up a test project."""
-        self.project = self.projects_client.create_project(
+        project = self.projects_client.create_project(
             name=data_utils.rand_name('test_project'),
             description=data_utils.rand_name('desc'))['project']
-        self.projects.append(self.project)
+        # Delete the project at the end of the test
+        self.addCleanup(self.projects_client.delete_project, project['id'])
+        return project
 
     def setup_test_domain(self):
         """Set up a test domain."""
-        self.domain = self.domains_client.create_domain(
-            name=data_utils.rand_name('test_domain'),
-            description=data_utils.rand_name('desc'))['domain']
-        self.domains.append(self.domain)
+        domain = self.create_domain()
+        # Delete the domain at the end of the test
+        self.addCleanup(self.delete_domain, domain['id'])
+        return domain
diff --git a/tempest/api/image/v1/test_image_members.py b/tempest/api/image/v1/test_image_members.py
index 94edb6c..50f0926 100644
--- a/tempest/api/image/v1/test_image_members.py
+++ b/tempest/api/image/v1/test_image_members.py
@@ -25,7 +25,7 @@
         self.image_member_client.create_image_member(image, self.alt_tenant_id)
         body = self.image_member_client.list_image_members(image)
         members = body['members']
-        members = map(lambda x: x['member_id'], members)
+        members = [member['member_id'] for member in members]
         self.assertIn(self.alt_tenant_id, members)
         # get image as alt user
         self.alt_img_cli.show_image(image)
@@ -40,7 +40,7 @@
         body = self.image_member_client.list_shared_images(
             self.alt_tenant_id)
         images = body['shared_images']
-        images = map(lambda x: x['image_id'], images)
+        images = [img['image_id'] for img in images]
         self.assertIn(share_image, images)
         self.assertIn(image, images)
 
diff --git a/tempest/api/image/v1/test_images.py b/tempest/api/image/v1/test_images.py
index def7750..e4fbbe3 100644
--- a/tempest/api/image/v1/test_images.py
+++ b/tempest/api/image/v1/test_images.py
@@ -212,7 +212,7 @@
     def test_index_no_params(self):
         # Simple test to see all fixture images returned
         images_list = self.client.list_images()['images']
-        image_list = map(lambda x: x['id'], images_list)
+        image_list = [image['id'] for image in images_list]
         for image_id in self.created_images:
             self.assertIn(image_id, image_list)
 
diff --git a/tempest/api/image/v2/test_images.py b/tempest/api/image/v2/test_images.py
index 1fb9c52..42a4352 100644
--- a/tempest/api/image/v2/test_images.py
+++ b/tempest/api/image/v2/test_images.py
@@ -185,7 +185,7 @@
     def test_list_no_params(self):
         # Simple test to see all fixture images returned
         images_list = self.client.list_images()['images']
-        image_list = map(lambda x: x['id'], images_list)
+        image_list = [image['id'] for image in images_list]
 
         for image in self.created_images:
             self.assertIn(image, image_list)
diff --git a/tempest/api/orchestration/stacks/test_non_empty_stack.py b/tempest/api/orchestration/stacks/test_non_empty_stack.py
index 3be5bb6..4ead084 100644
--- a/tempest/api/orchestration/stacks/test_non_empty_stack.py
+++ b/tempest/api/orchestration/stacks/test_non_empty_stack.py
@@ -125,7 +125,7 @@
                                        'resource_status_reason',
                                        'resource_status', 'event_time')
 
-        resource_statuses = map(lambda event: event['resource_status'], events)
+        resource_statuses = [event['resource_status'] for event in events]
         self.assertIn('CREATE_IN_PROGRESS', resource_statuses)
         self.assertIn('CREATE_COMPLETE', resource_statuses)
 
diff --git a/tempest/api/volume/admin/test_volumes_list.py b/tempest/api/volume/admin/test_volumes_list.py
index 64041b8..70c16f3 100644
--- a/tempest/api/volume/admin/test_volumes_list.py
+++ b/tempest/api/volume/admin/test_volumes_list.py
@@ -53,7 +53,7 @@
         self.assertEqual(sorted(expected_list_ids), sorted(fetched_list_ids))
         # Verifying tenant id of volumes fetched list is related to
         # primary tenant
-        fetched_tenant_id = map(operator.itemgetter(
-            'os-vol-tenant-attr:tenant_id'), fetched_list)
+        fetched_tenant_id = [operator.itemgetter(
+            'os-vol-tenant-attr:tenant_id')(item) for item in fetched_list]
         expected_tenant_id = [self.volumes_client.tenant_id] * 3
         self.assertEqual(expected_tenant_id, fetched_tenant_id)
diff --git a/tempest/api/volume/test_volumes_list.py b/tempest/api/volume/test_volumes_list.py
index a93025d..f7176f4 100644
--- a/tempest/api/volume/test_volumes_list.py
+++ b/tempest/api/volume/test_volumes_list.py
@@ -33,8 +33,9 @@
 
     def assertVolumesIn(self, fetched_list, expected_list, fields=None):
         if fields:
-            expected_list = map(operator.itemgetter(*fields), expected_list)
-            fetched_list = map(operator.itemgetter(*fields), fetched_list)
+            fieldsgetter = operator.itemgetter(*fields)
+            expected_list = map(fieldsgetter, expected_list)
+            fetched_list = [fieldsgetter(item) for item in fetched_list]
 
         missing_vols = [v for v in expected_list if v not in fetched_list]
         if len(missing_vols) == 0:
diff --git a/tempest/cmd/cleanup_service.py b/tempest/cmd/cleanup_service.py
index 8d2cfdc..426571f 100644
--- a/tempest/cmd/cleanup_service.py
+++ b/tempest/cmd/cleanup_service.py
@@ -67,11 +67,8 @@
     CONF_PRIV_NETWORK_NAME = CONF.compute.fixed_network_name
     CONF_PUB_NETWORK = CONF.network.public_network_id
     CONF_PUB_ROUTER = CONF.network.public_router_id
-    CONF_TENANTS = [CONF.auth.admin_project_name,
-                    CONF.identity.project_name,
-                    CONF.identity.alt_project_name]
-    CONF_USERS = [CONF.auth.admin_username, CONF.identity.username,
-                  CONF.identity.alt_username]
+    CONF_TENANTS = [CONF.auth.admin_project_name]
+    CONF_USERS = [CONF.auth.admin_username]
 
     if IS_NEUTRON:
         CONF_PRIV_NETWORK = _get_network_id(CONF.compute.fixed_network_name,
diff --git a/tempest/lib/common/utils/data_utils.py b/tempest/lib/common/utils/data_utils.py
index 7fcec8c..93382c0 100644
--- a/tempest/lib/common/utils/data_utils.py
+++ b/tempest/lib/common/utils/data_utils.py
@@ -47,8 +47,8 @@
     :param str name: The name that you want to include
     :param str prefix: The prefix that you want to include
     :return: a random name. The format is
-             '<prefix>-<random number>-<name>-<random number>'.
-             (e.g. 'prefixfoo-1308607012-namebar-154876201')
+             '<prefix>-<name>-<random number>'.
+             (e.g. 'prefixfoo-namebar-154876201')
     :rtype: string
     """
     randbits = str(random.randint(1, 0x7fffffff))
diff --git a/tempest/lib/services/identity/v2/services_client.py b/tempest/lib/services/identity/v2/services_client.py
old mode 100644
new mode 100755
index 4a63d56..c26d419
--- a/tempest/lib/services/identity/v2/services_client.py
+++ b/tempest/lib/services/identity/v2/services_client.py
@@ -22,7 +22,11 @@
     api_version = "v2.0"
 
     def create_service(self, **kwargs):
-        """Create a service."""
+        """Create a service.
+
+        Available params: see http://developer.openstack.org/api-ref/identity/
+                              v2-ext/?expanded=#create-service-admin-extension
+        """
         post_body = json.dumps({'OS-KSADM:service': kwargs})
         resp, body = self.post('/OS-KSADM/services', post_body)
         self.expected_success(200, resp.status)
@@ -38,7 +42,11 @@
         return rest_client.ResponseBody(resp, body)
 
     def list_services(self, **params):
-        """List Service - Returns Services."""
+        """List Service - Returns Services.
+
+        Available params: see http://developer.openstack.org/api-ref/identity/
+                              v2-ext/?expanded=#list-services-admin-extension
+        """
         url = '/OS-KSADM/services'
         if params:
             url += '?%s' % urllib.urlencode(params)
diff --git a/tempest/lib/services/network/floating_ips_client.py b/tempest/lib/services/network/floating_ips_client.py
old mode 100644
new mode 100755
index 1968e05..f6cc0ff
--- a/tempest/lib/services/network/floating_ips_client.py
+++ b/tempest/lib/services/network/floating_ips_client.py
@@ -16,16 +16,34 @@
 class FloatingIPsClient(base.BaseNetworkClient):
 
     def create_floatingip(self, **kwargs):
+        """Creates a floating IP.
+
+        If you specify port information, associates the floating IP with an
+        internal port.
+
+        Available params: see http://developer.openstack.org/
+                              api-ref-networking-v2-ext.html#createFloatingIp
+        """
         uri = '/floatingips'
         post_data = {'floatingip': kwargs}
         return self.create_resource(uri, post_data)
 
     def update_floatingip(self, floatingip_id, **kwargs):
+        """Updates a floating IP and its association with an internal port.
+
+        Available params: see http://developer.openstack.org/
+                              api-ref-networking-v2-ext.html#updateFloatingIp
+        """
         uri = '/floatingips/%s' % floatingip_id
         post_data = {'floatingip': kwargs}
         return self.update_resource(uri, post_data)
 
     def show_floatingip(self, floatingip_id, **fields):
+        """Shows details for a floating IP.
+
+        Available params: see http://developer.openstack.org/
+                              api-ref-networking-v2-ext.html#showFloatingIp
+        """
         uri = '/floatingips/%s' % floatingip_id
         return self.show_resource(uri, **fields)
 
@@ -34,5 +52,10 @@
         return self.delete_resource(uri)
 
     def list_floatingips(self, **filters):
+        """Lists floating IPs.
+
+        Available params: see http://developer.openstack.org/
+                              api-ref-networking-v2-ext.html#listFloatingIps
+        """
         uri = '/floatingips'
         return self.list_resources(uri, **filters)
diff --git a/tempest/lib/services/network/networks_client.py b/tempest/lib/services/network/networks_client.py
index 19fa1db..7d75bf7 100755
--- a/tempest/lib/services/network/networks_client.py
+++ b/tempest/lib/services/network/networks_client.py
@@ -36,6 +36,11 @@
         return self.update_resource(uri, post_data)
 
     def show_network(self, network_id, **fields):
+        """Shows details for a network.
+
+        Available params: see http://developer.openstack.org/
+                              api-ref-networking-v2.html#showNetwork
+        """
         uri = '/networks/%s' % network_id
         return self.show_resource(uri, **fields)
 
@@ -44,6 +49,11 @@
         return self.delete_resource(uri)
 
     def list_networks(self, **filters):
+        """Lists networks to which the tenant has access.
+
+        Available params: see http://developer.openstack.org/
+                              api-ref-networking-v2.html#listNetworks
+        """
         uri = '/networks'
         return self.list_resources(uri, **filters)
 
diff --git a/tempest/lib/services/network/routers_client.py b/tempest/lib/services/network/routers_client.py
old mode 100644
new mode 100755
index 2ba1938..23e9c4e
--- a/tempest/lib/services/network/routers_client.py
+++ b/tempest/lib/services/network/routers_client.py
@@ -26,11 +26,21 @@
         return self.create_resource(uri, post_body)
 
     def update_router(self, router_id, **kwargs):
+        """Updates a logical router.
+
+        Available params: see http://developer.openstack.org/
+                              api-ref-networking-v2-ext.html#updateRouter
+        """
         uri = '/routers/%s' % router_id
         update_body = {'router': kwargs}
         return self.update_resource(uri, update_body)
 
     def show_router(self, router_id, **fields):
+        """Shows details for a router.
+
+        Available params: see http://developer.openstack.org/
+                              api-ref-networking-v2-ext.html#showRouter
+        """
         uri = '/routers/%s' % router_id
         return self.show_resource(uri, **fields)
 
@@ -39,6 +49,11 @@
         return self.delete_resource(uri)
 
     def list_routers(self, **filters):
+        """Lists logical routers.
+
+        Available params: see http://developer.openstack.org/
+                              api-ref-networking-v2-ext.html#listRouters
+        """
         uri = '/routers'
         return self.list_resources(uri, **filters)
 
@@ -46,7 +61,8 @@
         """Add router interface.
 
         Available params: see http://developer.openstack.org/
-                              api-ref-networking-v2-ext.html#addRouterInterface
+                              api-ref-networking-v2-ext.html#
+                              addRouterInterface
         """
         uri = '/routers/%s/add_router_interface' % router_id
         return self.update_resource(uri, kwargs)
@@ -55,7 +71,8 @@
         """Remove router interface.
 
         Available params: see http://developer.openstack.org/
-                              api-ref-networking-v2-ext.html#deleteRouterInterface
+                              api-ref-networking-v2-ext.html#
+                              deleteRouterInterface
         """
         uri = '/routers/%s/remove_router_interface' % router_id
         return self.update_resource(uri, kwargs)
diff --git a/tempest/lib/services/network/security_group_rules_client.py b/tempest/lib/services/network/security_group_rules_client.py
old mode 100644
new mode 100755
index 944eba6..6cd01e1
--- a/tempest/lib/services/network/security_group_rules_client.py
+++ b/tempest/lib/services/network/security_group_rules_client.py
@@ -16,11 +16,22 @@
 class SecurityGroupRulesClient(base.BaseNetworkClient):
 
     def create_security_group_rule(self, **kwargs):
+        """Creates an OpenStack Networking security group rule.
+
+        Available params: see http://developer.openstack.org/
+                              api-ref-networking-v2-ext.html#
+                              createSecGroupRule
+        """
         uri = '/security-group-rules'
         post_data = {'security_group_rule': kwargs}
         return self.create_resource(uri, post_data)
 
     def show_security_group_rule(self, security_group_rule_id, **fields):
+        """Shows detailed information for a security group rule.
+
+        Available params: see http://developer.openstack.org/
+                              api-ref-networking-v2-ext.html#showSecGroupRule
+        """
         uri = '/security-group-rules/%s' % security_group_rule_id
         return self.show_resource(uri, **fields)
 
@@ -29,5 +40,10 @@
         return self.delete_resource(uri)
 
     def list_security_group_rules(self, **filters):
+        """Lists a summary of all OpenStack Networking security group rules.
+
+        Available params: see http://developer.openstack.org/
+                              api-ref-networking-v2-ext.html#listSecGroupRules
+        """
         uri = '/security-group-rules'
         return self.list_resources(uri, **filters)
diff --git a/tempest/lib/services/network/subnetpools_client.py b/tempest/lib/services/network/subnetpools_client.py
old mode 100644
new mode 100755
index 12349b1..f0a66a0
--- a/tempest/lib/services/network/subnetpools_client.py
+++ b/tempest/lib/services/network/subnetpools_client.py
@@ -18,19 +18,39 @@
 class SubnetpoolsClient(base.BaseNetworkClient):
 
     def list_subnetpools(self, **filters):
+        """Lists subnet pools to which the tenant has access.
+
+        Available params: see http://developer.openstack.org/
+                              api-ref-networking-v2-ext.html#listSubnetPools
+        """
         uri = '/subnetpools'
         return self.list_resources(uri, **filters)
 
     def create_subnetpool(self, **kwargs):
+        """Creates a subnet pool.
+
+        Available params: see http://developer.openstack.org/
+                              api-ref-networking-v2-ext.html#createSubnetPool
+        """
         uri = '/subnetpools'
         post_data = {'subnetpool': kwargs}
         return self.create_resource(uri, post_data)
 
     def show_subnetpool(self, subnetpool_id, **fields):
+        """Shows information for a subnet pool.
+
+        Available params: see http://developer.openstack.org/
+                              api-ref-networking-v2-ext.html#showSubnetPool
+        """
         uri = '/subnetpools/%s' % subnetpool_id
         return self.show_resource(uri, **fields)
 
     def update_subnetpool(self, subnetpool_id, **kwargs):
+        """Updates a subnet pool.
+
+        Available params: see http://developer.openstack.org/
+                              api-ref-networking-v2-ext.html#updateSubnetPool
+        """
         uri = '/subnetpools/%s' % subnetpool_id
         post_data = {'subnetpool': kwargs}
         return self.update_resource(uri, post_data)
diff --git a/tempest/lib/services/network/subnets_client.py b/tempest/lib/services/network/subnets_client.py
index 9de4a33..0fde3ee 100755
--- a/tempest/lib/services/network/subnets_client.py
+++ b/tempest/lib/services/network/subnets_client.py
@@ -36,6 +36,11 @@
         return self.update_resource(uri, post_data)
 
     def show_subnet(self, subnet_id, **fields):
+        """Shows details for a subnet.
+
+        Available params: see http://developer.openstack.org/
+                              api-ref-networking-v2.html#showSubnet
+        """
         uri = '/subnets/%s' % subnet_id
         return self.show_resource(uri, **fields)
 
@@ -44,6 +49,11 @@
         return self.delete_resource(uri)
 
     def list_subnets(self, **filters):
+        """Lists subnets to which the tenant has access.
+
+        Available params: see http://developer.openstack.org/
+                              api-ref-networking-v2.html#listSubnets
+        """
         uri = '/subnets'
         return self.list_resources(uri, **filters)
 
diff --git a/tempest/scenario/test_server_basic_ops.py b/tempest/scenario/test_server_basic_ops.py
index b58479d..60dca3d 100644
--- a/tempest/scenario/test_server_basic_ops.py
+++ b/tempest/scenario/test_server_basic_ops.py
@@ -16,8 +16,6 @@
 import json
 import re
 
-from oslo_log import log as logging
-
 from tempest import config
 from tempest import exceptions
 from tempest.scenario import manager
@@ -25,8 +23,6 @@
 
 CONF = config.CONF
 
-LOG = logging.getLogger(__name__)
-
 
 class TestServerBasicOps(manager.ScenarioTest):