diff --git a/tempest/api/compute/admin/test_baremetal_nodes.py b/tempest/api/compute/admin/test_baremetal_nodes.py
index 722d9a6..b18363f 100644
--- a/tempest/api/compute/admin/test_baremetal_nodes.py
+++ b/tempest/api/compute/admin/test_baremetal_nodes.py
@@ -36,7 +36,7 @@
     def test_list_get_baremetal_nodes(self):
         # Create some test nodes in Ironic directly
         test_nodes = []
-        for i in range(0, 3):
+        for _ in range(0, 3):
             _, node = self.ironic_client.create_node()
             test_nodes.append(node)
             self.addCleanup(self.ironic_client.delete_node, node['uuid'])
diff --git a/tempest/api/compute/admin/test_keypairs_v210.py b/tempest/api/compute/admin/test_keypairs_v210.py
index 9011433..5146f72 100644
--- a/tempest/api/compute/admin/test_keypairs_v210.py
+++ b/tempest/api/compute/admin/test_keypairs_v210.py
@@ -30,7 +30,7 @@
 
     def _create_and_check_keypairs(self, user_id):
         key_list = list()
-        for i in range(2):
+        for _ in range(2):
             k_name = data_utils.rand_name('keypair')
             keypair = self.create_keypair(k_name,
                                           keypair_type='ssh',
diff --git a/tempest/api/compute/admin/test_security_groups.py b/tempest/api/compute/admin/test_security_groups.py
index e329869..5e4c639 100644
--- a/tempest/api/compute/admin/test_security_groups.py
+++ b/tempest/api/compute/admin/test_security_groups.py
@@ -39,7 +39,7 @@
         # List of all security groups created
         security_group_list = []
         # Create two security groups for a non-admin tenant
-        for i in range(2):
+        for _ in range(2):
             name = data_utils.rand_name('securitygroup')
             description = data_utils.rand_name('description')
             securitygroup = self.client.create_security_group(
@@ -50,7 +50,7 @@
 
         client_tenant_id = securitygroup['tenant_id']
         # Create two security groups for admin tenant
-        for i in range(2):
+        for _ in range(2):
             name = data_utils.rand_name('securitygroup')
             description = data_utils.rand_name('description')
             adm_securitygroup = self.adm_client.create_security_group(
diff --git a/tempest/api/compute/floating_ips/test_list_floating_ips.py b/tempest/api/compute/floating_ips/test_list_floating_ips.py
index 222bf18..5617e8a 100644
--- a/tempest/api/compute/floating_ips/test_list_floating_ips.py
+++ b/tempest/api/compute/floating_ips/test_list_floating_ips.py
@@ -33,7 +33,7 @@
         super(FloatingIPDetailsTestJSON, cls).resource_setup()
         cls.floating_ip = []
         cls.floating_ip_id = []
-        for i in range(3):
+        for _ in range(3):
             body = cls.client.create_floating_ip(
                 pool=CONF.network.floating_network_name)['floating_ip']
             cls.floating_ip.append(body)
diff --git a/tempest/api/compute/keypairs/test_keypairs.py b/tempest/api/compute/keypairs/test_keypairs.py
index 8acc25a..30222f4 100644
--- a/tempest/api/compute/keypairs/test_keypairs.py
+++ b/tempest/api/compute/keypairs/test_keypairs.py
@@ -26,7 +26,7 @@
         # Keypairs created should be available in the response list
         # Create 3 keypairs
         key_list = list()
-        for i in range(3):
+        for _ in range(3):
             keypair = self.create_keypair()
             # Need to pop these keys so that our compare doesn't fail later,
             # as the keypair dicts from list API doesn't have them.
diff --git a/tempest/api/compute/security_groups/test_security_groups.py b/tempest/api/compute/security_groups/test_security_groups.py
index 4184afa..b667898 100644
--- a/tempest/api/compute/security_groups/test_security_groups.py
+++ b/tempest/api/compute/security_groups/test_security_groups.py
@@ -34,7 +34,7 @@
         # Positive test:Should return the list of Security Groups
         # Create 3 Security Groups
         security_group_list = []
-        for i in range(3):
+        for _ in range(3):
             body = self.create_security_group()
             security_group_list.append(body)
         # Fetch all Security Groups and verify the list
diff --git a/tempest/api/compute/servers/test_list_servers_negative.py b/tempest/api/compute/servers/test_list_servers_negative.py
index 3e408d2..8ba8941 100644
--- a/tempest/api/compute/servers/test_list_servers_negative.py
+++ b/tempest/api/compute/servers/test_list_servers_negative.py
@@ -36,7 +36,7 @@
         # tearDownClass method of the super-class.
         cls.existing_fixtures = []
         cls.deleted_fixtures = []
-        for x in range(2):
+        for _ in range(2):
             srv = cls.create_test_server(wait_until='ACTIVE')
             cls.existing_fixtures.append(srv)
 
diff --git a/tempest/api/compute/servers/test_server_group.py b/tempest/api/compute/servers/test_server_group.py
index bc49e7b..793d640 100644
--- a/tempest/api/compute/servers/test_server_group.py
+++ b/tempest/api/compute/servers/test_server_group.py
@@ -83,7 +83,7 @@
         # Create and Delete the server-groups with same name and same policy
         server_groups = []
         server_group_name = data_utils.rand_name('server-group')
-        for i in range(0, 2):
+        for _ in range(0, 2):
             server_groups.append(self._create_server_group(server_group_name,
                                                            self.policy))
         for key in ['name', 'policies']:
diff --git a/tempest/api/compute/volumes/test_volumes_list.py b/tempest/api/compute/volumes/test_volumes_list.py
index 82cc653..0481570 100644
--- a/tempest/api/compute/volumes/test_volumes_list.py
+++ b/tempest/api/compute/volumes/test_volumes_list.py
@@ -45,7 +45,7 @@
         # Create 3 Volumes
         cls.volume_list = []
         cls.volume_id_list = []
-        for i in range(3):
+        for _ in range(3):
             metadata = {'Type': 'work'}
             volume = cls.create_volume(metadata=metadata)
             volume = cls.client.show_volume(volume['id'])['volume']