Fix Pep8 issues related to \

JIRA: FUNCTEST-630

Change-Id: I2b6d3bec67c6fe290fb2ad795a54a2dd2e3c7a0b
Signed-off-by: Morgan Richomme <morgan.richomme@orange.com>

13 files changed, 331 insertions, 333 deletions

diff --git a/functest/ci/generate_report.py b/functest/ci/generate_report.py
index 9ae9dca5b..a90bc5553 100755
--- a/functest/ci/generate_report.py
+++ b/functest/ci/generate_report.py
@@ -41,8 +41,8 @@ def init(tiers_to_run):
 
 
 def get_results_from_db():
-    url = ft_utils.get_db_url() + '/results?build_tag=' \
-        + GlobalVariables.BUILD_TAG
+    url = "%s/results?build_tag=%s" % (ft_utils.get_db_url(),
+                                       GlobalVariables.BUILD_TAG)
     logger.debug("Query to rest api: %s" % url)
     try:
         data = json.load(urllib2.urlopen(url))
diff --git a/functest/ci/prepare_env.py b/functest/ci/prepare_env.py
index 246a02a85..3a99d3bac 100755
--- a/functest/ci/prepare_env.py
+++ b/functest/ci/prepare_env.py
@@ -124,8 +124,7 @@ def source_rc_file():
         logger.warning("The environment variable 'creds' must be set and"
                        "pointing to the local RC file. Using default: "
                        "/home/opnfv/functest/conf/openstack.creds ...")
-        ft_constants.OPENSTACK_CREDS = \
-            "/home/opnfv/functest/conf/openstack.creds"
+        os.path.join(ft_constants.FUNCTEST_CONF_DIR, 'openstack.creds')
 
     if not os.path.isfile(ft_constants.OPENSTACK_CREDS):
         logger.info("RC file not provided. "
diff --git a/functest/cli/commands/cli_os.py b/functest/cli/commands/cli_os.py
index 140be1917..bb8592195 100644
--- a/functest/cli/commands/cli_os.py
+++ b/functest/cli/commands/cli_os.py
@@ -68,10 +68,11 @@ class CliOpenStack:
         if CI_INSTALLER_IP is None:
             click.echo("The environment variable 'INSTALLER_IP' is not"
                        "defined. Please export it")
-        cmd = ft_constants.REPOS_DIR + \
-            ("/releng/utils/fetch_os_creds.sh "
-             "-d %s -i %s -a %s"
-             % (OPENSTACK_RC_FILE, CI_INSTALLER_TYPE, CI_INSTALLER_IP))
+        cmd = ("%s/releng/utils/fetch_os_creds.sh -d %s -i %s -a %s"
+               % (ft_constants.REPOS_DIR,
+                  OPENSTACK_RC_FILE,
+                  CI_INSTALLER_TYPE,
+                  CI_INSTALLER_IP))
         click.echo("Fetching credentials from installer node '%s' with IP=%s.."
                    % (CI_INSTALLER_TYPE, CI_INSTALLER_IP))
         ft_utils.execute_command(cmd, verbose=False)
diff --git a/functest/opnfv_tests/features/domino.py b/functest/opnfv_tests/features/domino.py
index 45b93e7b7..341648f4b 100755
--- a/functest/opnfv_tests/features/domino.py
+++ b/functest/opnfv_tests/features/domino.py
@@ -26,10 +26,8 @@ import functest.utils.functest_utils as ft_utils
 
 
 class DominoCases(testcase_base.TestcaseBase):
-    DOMINO_REPO = \
-        ft_constants.DOMINO_REPO_DIR
-    RESULTS_DIR = \
-        ft_constants.FUNCTEST_RESULTS_DIR
+    DOMINO_REPO = ft_constants.DOMINO_REPO_DIR
+    RESULTS_DIR = ft_constants.FUNCTEST_RESULTS_DIR
     logger = ft_logger.Logger("domino").getLogger()
 
     def __init__(self):
diff --git a/functest/opnfv_tests/openstack/examples/create_instance_and_ip.py b/functest/opnfv_tests/openstack/examples/create_instance_and_ip.py
index 6a2abe609..b4e2e519b 100755
--- a/functest/opnfv_tests/openstack/examples/create_instance_and_ip.py
+++ b/functest/opnfv_tests/openstack/examples/create_instance_and_ip.py
@@ -11,7 +11,9 @@
 #
 
 import argparse
+import os
 import sys
+
 import functest.utils.functest_logger as ft_logger
 import functest.utils.openstack_utils as os_utils
 import functest.utils.functest_constants as ft_constants
@@ -36,8 +38,7 @@ EXAMPLE_FLAVOR = ft_constants.EXAMPLE_FLAVOR
 EXAMPLE_IMAGE_NAME = ft_constants.EXAMPLE_IMAGE_NAME
 IMAGE_FILENAME = ft_constants.GLANCE_IMAGE_FILENAME
 IMAGE_FORMAT = ft_constants.GLANCE_IMAGE_FORMAT
-IMAGE_PATH = ft_constants.FUNCTEST_DATA_DIR + \
-    "/" + IMAGE_FILENAME
+IMAGE_PATH = os.path.join(ft_constants.FUNCTEST_DATA_DIR, IMAGE_FILENAME)
 
 # NEUTRON Private Network parameters
 
diff --git a/functest/opnfv_tests/openstack/tempest/gen_tempest_conf.py b/functest/opnfv_tests/openstack/tempest/gen_tempest_conf.py
index 8e298d36e..1216a671d 100755
--- a/functest/opnfv_tests/openstack/tempest/gen_tempest_conf.py
+++ b/functest/opnfv_tests/openstack/tempest/gen_tempest_conf.py
@@ -50,8 +50,8 @@ def configure_tempest_multisite(deployment_dir):
     config.read(tempest_conf_file)
 
     config.set('service_available', 'kingbird', 'true')
-    cmd = "openstack endpoint show kingbird | grep publicurl |\
-           awk '{print $4}' | awk -F '/' '{print $4}'"
+    cmd = ("openstack endpoint show kingbird | grep publicurl |"
+           "awk '{print $4}' | awk -F '/' '{print $4}'")
     kingbird_api_version = os.popen(cmd).read()
     if CI_INSTALLER_TYPE == 'fuel':
         # For MOS based setup, the service is accessible
@@ -66,8 +66,8 @@ def configure_tempest_multisite(deployment_dir):
             "multisite." + installer_type +
             "_environment.installer_password")
 
-        ssh_options = "-o UserKnownHostsFile=/dev/null -o \
-            StrictHostKeyChecking=no"
+        ssh_options = ("-o UserKnownHostsFile=/dev/null -o "
+                       "StrictHostKeyChecking=no")
 
         # Get the controller IP from the fuel node
         cmd = 'sshpass -p %s ssh 2>/dev/null %s %s@%s \
@@ -76,8 +76,7 @@ def configure_tempest_multisite(deployment_dir):
                                                ssh_options,
                                                installer_username,
                                                installer_ip)
-        multisite_controller_ip = \
-            "".join(os.popen(cmd).read().split())
+        multisite_controller_ip = "".join(os.popen(cmd).read().split())
 
         # Login to controller and get bind host details
         cmd = 'sshpass -p %s ssh 2>/dev/null  %s %s@%s "ssh %s \\" \
@@ -94,8 +93,7 @@ def configure_tempest_multisite(deployment_dir):
         # Extract ip address from the bind details
         bind_host = re.findall(r"\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}",
                                bind_details)[0]
-        kingbird_endpoint_url = "http://" + bind_host + ":" + bind_port + \
-                                "/"
+        kingbird_endpoint_url = "http://%s:%s/" % (bind_host, bind_port)
     else:
         cmd = "openstack endpoint show kingbird | grep publicurl |\
                awk '{print $4}' | awk -F '/' '{print $3}'"
diff --git a/functest/opnfv_tests/openstack/tempest/run_tempest.py b/functest/opnfv_tests/openstack/tempest/run_tempest.py
index cbf92c1f6..6406cd193 100755
--- a/functest/opnfv_tests/openstack/tempest/run_tempest.py
+++ b/functest/opnfv_tests/openstack/tempest/run_tempest.py
@@ -62,8 +62,9 @@ logger = ft_logger.Logger("run_tempest").getLogger()
 GLANCE_IMAGE_NAME = ft_constants.GLANCE_IMAGE_NAME
 GLANCE_IMAGE_FILENAME = ft_constants.GLANCE_IMAGE_FILENAME
 GLANCE_IMAGE_FORMAT = ft_constants.GLANCE_IMAGE_FORMAT
-GLANCE_IMAGE_PATH = ft_constants.FUNCTEST_DATA_DIR + \
-    "/" + GLANCE_IMAGE_FILENAME
+GLANCE_IMAGE_PATH = os.path.join(ft_constants.FUNCTEST_DATA_DIR,
+                                 GLANCE_IMAGE_FILENAME)
+
 IMAGE_ID_ALT = None
 
 FLAVOR_NAME = ft_constants.FLAVOR_NAME
diff --git a/functest/opnfv_tests/sdn/onos/sfc/sfc_onos.py b/functest/opnfv_tests/sdn/onos/sfc/sfc_onos.py
index 78bf6f4b8..8ca32e9bb 100644
--- a/functest/opnfv_tests/sdn/onos/sfc/sfc_onos.py
+++ b/functest/opnfv_tests/sdn/onos/sfc/sfc_onos.py
@@ -57,8 +57,8 @@ class SfcOnos:
         self.container_format = "bare"
         self.disk_format = "qcow2"
         self.imagename = "TestSfcVm"
-        self.createImage = "/home/root1/devstack/files/images/\
-                            firewall_block_image.img"
+        self.createImage = ("/home/root1/devstack/files/images/"
+                            "firewall_block_image.img")
 
         self.vm_name = "vm"
         self.imageRef = "test"
@@ -107,10 +107,10 @@ class SfcOnos:
 
     def getToken(self):
         """Get the keystone token value from Openstack ."""
-        url = 'http://' + self.keystone_hostname + \
-            ':5000/' + self.osver + '/tokens'
-        data = '{"auth": {"tenantName": "admin",  "passwordCredentials":\
-               { "username": "admin", "password": "console"}}}'
+        url = 'http://%s:5000/%s/tokens' % (self.keystone_hostname,
+                                            self.osver)
+        data = ('{"auth": {"tenantName": "admin", "passwordCredentials":'
+                '{ "username": "admin", "password": "console"}}}')
         headers = {"Accept": "application/json"}
         response = requests.post(url, headers=headers,  data=data)
         if (response.status_code == OK):
@@ -133,8 +133,8 @@ class SfcOnos:
             Dicdata['admin_state_up'] = self.admin_state_up
         Dicdata = {'network': Dicdata}
         data = json.dumps(Dicdata,  indent=4)
-        url = 'http://' + self.neutron_hostname + \
-            ':9696/' + self.osver + '/networks'
+        url = 'http://%s:9696/%s/networks' % (self.neutron_hostname,
+                                              self.osver)
         headers = {"Accept": "application/json",
                    "X-Auth-Token": self.token_id}
         response = requests.post(url, headers=headers,  data=data)
@@ -163,8 +163,8 @@ class SfcOnos:
 
         Dicdata = {'subnet': Dicdata}
         data = json.dumps(Dicdata, indent=4)
-        url = 'http://' + self.neutron_hostname + \
-            ':9696/' + self.osver + '/subnets'
+        url = 'http://%s:9696/%s/subnets' % (self.neutron_hostname,
+                                             self.osver)
         headers = {"Accept": "application/json",
                    "X-Auth-Token": self.token_id}
         response = requests.post(url, headers=headers,  data=data)
@@ -196,8 +196,8 @@ class SfcOnos:
 
             Dicdata = {'port': Dicdata}
             data = json.dumps(Dicdata, indent=4)
-            url = 'http://' + self.neutron_hostname + \
-                ':9696/' + self.osver + '/ports'
+            url = 'http://%s:9696/%s/ports' % (self.neutron_hostname,
+                                               self.osver)
             headers = {"Accept": "application/json",
                        "X-Auth-Token": self.token_id}
             response = requests.post(url, headers=headers,  data=data)
@@ -217,8 +217,8 @@ class SfcOnos:
 
     def createVm(self):
         """Creation of Instance, using  firewall image."""
-        url = 'http://' + self.glance_hostname + \
-            ':9292/v2/images?name=TestSfcVm'
+        url = ("http://%s:9292/v2/images?"
+               "name=TestSfcVm" % (self.glance_hostname))
         headers = {"Accept": "application/json", "Content-Type": "application/\
                     octet-stream",  "X-Auth-Token": self.token_id}
         response = requests.get(url, headers=headers)
@@ -232,8 +232,10 @@ class SfcOnos:
         else:
             return(response.status_code)
 
-        url = 'http://' + self.nova_hostname + \
-            ':8774/v2.1/' + self.tenant_id + '/flavors?name=m1.tiny'
+        url = ("http://%s:8774//v2.1/%s/ports/"
+               "%s/flavors?name=m1.tiny" % (self.nova_hostname,
+                                            self.tenant_id))
+
         headers = {"Accept": "application/json", "Content-Type":
                    "application/json", "X-Auth-Token": self.token_id}
         response = requests.get(url, headers=headers)
@@ -266,9 +268,8 @@ class SfcOnos:
                 Dicdata['networks'] = org_nw_port
             Dicdata = {'server': Dicdata}
             data = json.dumps(Dicdata, indent=4)
-
-            url = ('http://' + self.nova_hostname + ':8774/v2.1/' +
-                   self.tenant_id + '/servers')
+            url = 'http://%s:8774/v2.1/%s/servers' % (self.nova_hostname,
+                                                      self.tenant_id)
             headers = {"Accept": "application/json", "Content-Type":
                        "application/json", "X-Auth-Token": self.token_id}
             response = requests.post(url, headers=headers,  data=data)
@@ -291,9 +292,8 @@ class SfcOnos:
         """Checking the Status of the Instance."""
         time.sleep(10)
         for y in range(0, 3):
-            url = 'http://' + \
-                  self.nova_hostname + \
-                ':8774/v2.1/servers/detail?name=vm' + str(y)
+            url = ("http://%s:8774/v2.1/servers/"
+                   "detail?name=vm" + str(y)) % (self.neutron_hostname)
             headers = {"Accept": "application/json",  "X-Auth-Token":
                        self.token_id}
             response = requests.get(url, headers=headers)
@@ -304,11 +304,9 @@ class SfcOnos:
                 self.logger.debug(json1_data)
                 self.vm_active = json1_data['servers'][0]['status']
                 if (self.vm_active == "ACTIVE"):
-                    info = "VM" + str(y) + \
-                        " is Active : " + self.vm_active
+                    info = "VM" + str(y) + " is Active : " + self.vm_active
                 else:
-                    info = "VM" + str(y) + " is NOT Active : " + \
-                        self.vm_active
+                    info = "VM" + str(y) + " is NOT Active : " + self.vm_active
                 self.logger.debug(info)
             else:
                 return(response.status_code)
@@ -329,15 +327,14 @@ class SfcOnos:
 
             Dicdata = {'port_pair': Dicdata}
             data = json.dumps(Dicdata, indent=4)
-
-            url = 'http://' + self.neutron_hostname + ':9696/' + self.osver + \
-                '/sfc/port_pairs'
+            url = 'http://%s:9696/%s/sfc/port_pairs' % (self.neutron_hostname,
+                                                        self.osver)
             headers = {"Accept": "application/json", "X-Auth-Token":
                        self.token_id}
             response = requests.post(url, headers=headers,  data=data)
             if (response.status_code == CREATED):
-                info = "Creation of Port Pair PP" + str(p) + \
-                       " is successful"
+                info = ("Creation of Port Pair PP" + str(p) +
+                        " is successful")
                 self.logger.debug(info)
             else:
                 return(response.status_code)
@@ -347,10 +344,11 @@ class SfcOnos:
     def getPortPair(self):
         """Query the Portpair id value."""
         for p in range(0, 1):
-            url = 'http://' + self.neutron_hostname + ':9696/' + self.osver + \
-                  '/sfc/port_pairs?name=PP1'
-            headers = {"Accept": "application/json", "X-Auth-Token":
-                       self.token_id}
+            url = ("http://%s:9696/%s/ports/"
+                   "sfc/port_pairs?name=PP1" % (self.neutron_hostname,
+                                                self.osver))
+            headers = {"Accept": "application/json",
+                       "X-Auth-Token": self.token_id}
             response = requests.get(url, headers=headers)
 
             if (response.status_code == OK):
@@ -376,14 +374,15 @@ class SfcOnos:
 
             Dicdata = {'port_pair_group': Dicdata}
             data = json.dumps(Dicdata, indent=4)
-            url = 'http://' + self.neutron_hostname + ':9696/' + self.osver + \
-                  '/sfc/port_pair_groups'
+            url = ("http://%s:9696/%s/"
+                   "sfc/port_pair_groups" % (self.neutron_hostname,
+                                             self.osver))
             headers = {"Accept": "application/json", "X-Auth-Token":
                        self.token_id}
             response = requests.post(url, headers=headers,  data=data)
             if (response.status_code == CREATED):
-                info = "Creation of Port Group PG" + str(p) + \
-                    "is successful"
+                info = ("Creation of Port Group PG" + str(p) +
+                        "is successful")
                 self.logger.debug(info)
             else:
                 return(response.status_code)
@@ -393,8 +392,9 @@ class SfcOnos:
     def getPortGroup(self):
         """Query the PortGroup id."""
         for p in range(0, 1):
-            url = 'http://' + self.neutron_hostname + ':9696/' + self.osver + \
-                  '/sfc/port_pair_groups?name=PG' + str(p)
+            url = ("http://%s:9696/%s/sfc/port_pair_groups"
+                   "?name=PG" + str(p)) % (self.neutron_hostname,
+                                           self.osver)
             headers = {"Accept": "application/json", "X-Auth-Token":
                        self.token_id}
             response = requests.get(url, headers=headers)
@@ -425,8 +425,9 @@ class SfcOnos:
 
         Dicdata = {'flow_classifier': Dicdata}
         data = json.dumps(Dicdata, indent=4)
-        url = 'http://' + self.neutron_hostname + ':9696/' + self.osver + \
-              '/sfc/flow_classifiers'
+        url = ("http://%s:9696/%s/"
+               "sfc/flow_classifiers" % (self.neutron_hostname,
+                                         self.osver))
         headers = {"Accept": "application/json",
                    "X-Auth-Token": self.token_id}
         response = requests.post(url, headers=headers,  data=data)
@@ -455,8 +456,8 @@ class SfcOnos:
 
         Dicdata = {'port_chain': Dicdata}
         data = json.dumps(Dicdata, indent=4)
-        url = 'http://' + self.neutron_hostname + ':9696/' + self.osver + \
-              '/sfc/port_chains'
+        url = 'http://%s:9696/%s/sfc/port_chains' % (self.neutron_hostname,
+                                                     self.osver)
         headers = {"Accept": "application/json",
                    "Content-Type": "application/json",
                    "X-Auth-Token": self.token_id}
@@ -499,8 +500,8 @@ class SfcOnos:
 
         Dicdata = {'router': Dicdata}
         data = json.dumps(Dicdata, indent=4)
-        url = 'http://' + self.neutron_hostname + ':9696/' + \
-            self.osver + '/routers.json'
+        url = 'http://%s:9696/%s/routers.json' % (self.neutron_hostname,
+                                                  self.osver)
         headers = {"Accept": "application/json",
                    "X-Auth-Token": self.token_id}
         response = requests.post(url, headers=headers,  data=data)
@@ -517,10 +518,10 @@ class SfcOnos:
 
     def attachInterface(self):
         """Attachment of instance ports to the Router."""
-        url = 'http://' + self.neutron_hostname + ':9696/' + self.osver + \
-              '/networks?name=admin_floating_net'
-        headers = {"Accept": "application/json",
-                   "X-Auth-Token": self.token_id}
+        url = ("http://%s:9696/%s/networks"
+               "?name=admin_floating_net" % (self.neutron_hostname,
+                                             self.osver))
+        headers = {"Accept": "application/json", "X-Auth-Token": self.token_id}
         response = requests.get(url, headers=headers)
         if (response.status_code == OK):
             self.logger.debug(response.status_code)
@@ -540,8 +541,10 @@ class SfcOnos:
             Dicdata['subnet_id'] = self.subnetId
 
         data = json.dumps(Dicdata, indent=4)
-        url = 'http://' + self.neutron_hostname + ':9696/' + self.osver + \
-              '/routers/' + self.router_id + '/add_router_interface'
+        url = ("http://%s:9696/%s/routers"
+               "/%s/add_router_interface" % (self.neutron_hostname,
+                                             self.osver,
+                                             self.router_id))
         headers = {"Accept": "application/json",
                    "X-Auth-Token": self.token_id}
         response = requests.put(url, headers=headers,  data=data)
@@ -561,8 +564,9 @@ class SfcOnos:
         Dicdata1 = {'external_gateway_info': Dicdata1}
         Dicdata1 = {'router': Dicdata1}
         data = json.dumps(Dicdata1, indent=4)
-        url = 'http://' + self.neutron_hostname + ':9696/' + self.osver + \
-              '/routers/' + self.router_id
+        url = 'http://%s:9696/%s/routers/%s' % (self.neutron_hostname,
+                                                self.osver,
+                                                self.router_id)
         headers = {"Accept": "application/json",
                    "X-Auth-Token": self.token_id}
         response = requests.put(url, headers=headers,  data=data)
@@ -581,7 +585,8 @@ class SfcOnos:
             Dicdata['pool'] = "admin_floating_net"
 
             data = json.dumps(Dicdata, indent=4)
-            url = 'http://' + self.nova_hostname + ':8774/v2.1/os-floating-ips'
+            url = ("http://%s:8774/v2.1/"
+                   "os-floating-ips" % (self.nova_hostname))
             headers = {"Accept": "application/json",
                        "X-Auth-Token": self.token_id}
             response = requests.post(url, headers=headers,  data=data)
@@ -602,8 +607,10 @@ class SfcOnos:
 
             Dicdata1 = {'addFloatingIp': Dicdata1}
             data = json.dumps(Dicdata1, indent=4)
-            url = 'http://' + self.nova_hostname + ':8774/v2.1/servers/' + \
-                  self.vm[ip_num] + '/action'
+            url = ("http://%s:8774/v2.1/"
+                   "servers/%s/action" % (self.nova_hostname,
+                                          self.vm[ip_num]))
+
             headers = {"Accept": "application/json",
                        "X-Auth-Token": self.token_id}
             response = requests.post(url, headers=headers,  data=data)
@@ -710,8 +717,8 @@ class SfcOnos:
 
     def deletePortChain(self):
         """Deletion of PortChain."""
-        url = 'http://' + self.neutron_hostname + ':9696/' + self.osver + \
-              '/sfc/port_chains/' + self.PC_id
+        url = ('http://' + self.neutron_hostname + ':9696/' +
+               self.osver + '/sfc/port_chains/' + self.PC_id)
         headers = {"Accept": "application/json", "Content-Type":
                    "application/json", "X-Auth-Token": self.token_id}
         response = requests.delete(url, headers=headers)
@@ -724,8 +731,10 @@ class SfcOnos:
 
     def deleteFlowClassifier(self):
         """Deletion of Flow Classifier."""
-        url = 'http://' + self.neutron_hostname + ':9696/' + self.osver + \
-              '/sfc/flow_classifiers/' + self.flow_class_if
+        url = ("http://%s:9696/%s/sfc/"
+               "flow_classifiers/%s" % (self.neutron_hostname,
+                                        self.osver,
+                                        self.flow_class_if))
         headers = {"Accept": "application/json",
                    "X-Auth-Token": self.token_id}
         response = requests.delete(url, headers=headers)
@@ -739,8 +748,10 @@ class SfcOnos:
     def deletePortGroup(self):
         """Deletion of PortGroup."""
         for p in range(0, 1):
-            url = 'http://' + self.neutron_hostname + ':9696/' + self.osver + \
-                  '/sfc/port_pair_groups/' + self.port_grp_id[p]
+            url = ("http://%s:9696/%s/sfc/"
+                   "port_pair_groups/%s" % (self.neutron_hostname,
+                                            self.osver,
+                                            self.port_grp_id[p]))
             headers = {"Accept": "application/json", "X-Auth-Token":
                        self.token_id}
             response = requests.delete(url, headers=headers)
@@ -754,8 +765,10 @@ class SfcOnos:
     def deletePortPair(self):
         """Deletion of Portpair."""
         for p in range(1,  2):
-            url = 'http://' + self.neutron_hostname + ':9696/' + self.osver + \
-                  '/sfc/port_pairs/' + self.port_pair_id[0]
+            url = ("http://%s:9696/%s/sfc/"
+                   "port_pairs/%s" % (self.neutron_hostname,
+                                      self.osver,
+                                      self.port_pair_id[0]))
             headers = {"Accept": "application/json",
                        "X-Auth-Token": self.token_id}
             response = requests.delete(url, headers=headers)
@@ -770,8 +783,9 @@ class SfcOnos:
         """Cleanup."""
         self.logger.info("Deleting VMs")
         for y in range(0, 3):
-            url = 'http://' + self.nova_hostname + \
-                ':8774/v2.1/servers/' + self.vm[y]
+            url = ("http://%s:8774/v2.1/"
+                   "/servers/%s" % (self.nova_hostname,
+                                    self.vm[y]))
             headers = {"Accept": "application/json",
                        "X-Auth-Token": self.token_id}
             response = requests.delete(url, headers=headers)
@@ -784,8 +798,8 @@ class SfcOnos:
                 return(response.status_code)
         self.logger.info("Deleting Ports")
         for x in range(self.i, self.numTerms):
-            url = 'http://' + self.neutron_hostname + ':9696/' + self.osver + \
-                  '/ports/' + self.port_num[x]
+            url = ('http://' + self.neutron_hostname + ':9696/' +
+                   self.osver + '/ports/' + self.port_num[x])
             headers = {"Accept": "application/json", "X-Auth-Token":
                        self.token_id}
             response = requests.delete(url, headers=headers)
@@ -802,8 +816,10 @@ class SfcOnos:
         Dicdata['external_gateway_info'] = {}
         Dicdata = {'router': Dicdata}
         data = json.dumps(Dicdata, indent=4)
-        url = 'http://' + self.neutron_hostname + ':9696/' + self.osver + \
-              '/routers/' + self.router_id
+        url = ("http://%s:9696/%s/"
+               "/routers/%s" % (self.neutron_hostname,
+                                self.osver,
+                                self.router_id))
         headers = {"Accept": "application/json",
                    "X-Auth-Token": self.token_id}
         response = requests.put(url, headers=headers,  data=data)
@@ -814,15 +830,18 @@ class SfcOnos:
             if self.subnetId != '':
                 Dicdata1['subnet_id'] = self.subnetId
             data = json.dumps(Dicdata1, indent=4)
-            url = 'http://' + self.neutron_hostname + ':9696/' + self.osver + \
-                  '/routers/' + self.router_id + \
-                  '/remove_router_interface.json'
+            url = ("http://%s:9696/%s/routers/%s"
+                   "/remove_router_interface.json" % (self.neutron_hostname,
+                                                      self.osver,
+                                                      self.router_id))
             headers = {"Accept": "application/json",
                        "X-Auth-Token": self.token_id}
             response = requests.put(url, headers=headers,  data=data)
             if (response.status_code == OK):
-                url = ('http://' + self.neutron_hostname + ':9696/' +
-                       self.osver + '/routers/' + self.router_id)
+                url = ("http://%s:9696/%s/"
+                       "routers/%s" % (self.neutron_hostname,
+                                       self.osver,
+                                       self.router_id))
                 headers = {"Accept": "application/json",  "X-Auth-Token":
                            self.token_id}
                 response = requests.delete(url, headers=headers)
@@ -837,8 +856,10 @@ class SfcOnos:
             return(response.status_code)
 
         self.logger.info("Deleting Network")
-        url = 'http://' + self.neutron_hostname + ':9696/' + self.osver + \
-              '/networks/' + self.net_id
+        url = "http://%s:9696/%s/networks/%s" % (self.neutron_hostname,
+                                                 self.osver,
+                                                 self.net_id)
+
         headers = {"Accept": "application/json",
                    "X-Auth-Token": self.token_id}
         response = requests.delete(url, headers=headers)
@@ -850,8 +871,11 @@ class SfcOnos:
 
         self.logger.info("Deleting Floating ip")
         for ip_num in range(0, 2):
-            url = 'http://' + self.neutron_hostname + ':9696/' + self.osver + \
-                  '/floatingips/' + self.vm_public_id[ip_num]
+            url = ("http://%s:9696/%s/floatingips"
+                   "/%s" % (self.neutron_hostname,
+                            self.osver,
+                            self.vm_public_id[ip_num]))
+
             headers = {"Accept": "application/json", "X-Auth-Token":
                        self.token_id}
             response = requests.delete(url, headers=headers)
diff --git a/functest/opnfv_tests/sdn/onos/teston/adapters/environment.py b/functest/opnfv_tests/sdn/onos/teston/adapters/environment.py
index 06d25b9ed..046a821d4 100644
--- a/functest/opnfv_tests/sdn/onos/teston/adapters/environment.py
+++ b/functest/opnfv_tests/sdn/onos/teston/adapters/environment.py
@@ -196,7 +196,7 @@ class Environment(Connection):
 
     def ChangeTestCasePara(self, testcase, user, password):
         """
-        When running test script, there's something need \
+        When running test script, there's something need
         to change in every test folder's *.param & *.topo files
         user: onos&compute node user
         password: onos&compute node password
diff --git a/functest/opnfv_tests/sdn/onos/teston/adapters/foundation.py b/functest/opnfv_tests/sdn/onos/teston/adapters/foundation.py
index 52462b60a..bf2c4302c 100644
--- a/functest/opnfv_tests/sdn/onos/teston/adapters/foundation.py
+++ b/functest/opnfv_tests/sdn/onos/teston/adapters/foundation.py
@@ -26,8 +26,7 @@ class Foundation:
     def __init__(self):
 
         # currentpath = os.getcwd()
-        currentpath = \
-            ft_constants.FUNCTEST_TEST_DIR + '/sdn/onos/teston/ci'
+        currentpath = '%s/sdn/onos/teston/ci' % ft_constants.FUNCTEST_TEST_DIR
         self.cipath = currentpath
         self.logdir = os.path.join(currentpath, 'log')
         self.workhome = currentpath[0: currentpath.rfind('opnfv_tests') - 1]
diff --git a/functest/opnfv_tests/vnf/ims/orchestrator.py b/functest/opnfv_tests/vnf/ims/orchestrator.py
index 5f84df006..f3838f871 100644
--- a/functest/opnfv_tests/vnf/ims/orchestrator.py
+++ b/functest/opnfv_tests/vnf/ims/orchestrator.py
@@ -138,8 +138,8 @@ class Orchestrator:
                                              bp_name, dep_name):
         self.logger.info("Downloading the {0} blueprint".format(
             blueprint['file_name']))
-        destination_folder = self.testcase_dir + \
-            blueprint['destination_folder']
+        destination_folder = os.path.join(self.testcase_dir,
+                                          blueprint['destination_folder'])
         download_result = self._download_blueprints(blueprint['url'],
                                                     blueprint['branch'],
                                                     destination_folder)
diff --git a/functest/utils/functest_constants.py b/functest/utils/functest_constants.py
index a686b1945..2664ace1f 100644
--- a/functest/utils/functest_constants.py
+++ b/functest/utils/functest_constants.py
@@ -60,228 +60,205 @@ def get_value(functest_config_key, env_variable):
             return constant
 
 
-HOME = \
-    get_value('general.directories.dir_home', 'HOME')
-REPOS_DIR = \
-    get_value('general.directories.dir_repos', 'REPOS_DIR')
-FUNCTEST_BASE_DIR = \
-    get_value('general.directories.dir_functest', 'FUNCTEST_BASE_DIR')
-FUNCTEST_REPO_DIR = \
-    get_value('general.directories.dir_repo_functest', 'FUNCTEST_REPO_DIR')
-FUNCTEST_TEST_DIR = \
-    get_value('general.directories.dir_functest_test', 'FUNCTEST_TEST_DIR')
-FUNCTEST_CONF_DIR = \
-    get_value('general.directories.dir_functest_conf', 'FUNCTEST_CONF_DIR')
-FUNCTEST_DATA_DIR = \
-    get_value('general.directories.dir_functest_data', 'FUNCTEST_DATA_DIR')
-FUNCTEST_RESULTS_DIR = \
-    get_value('general.directories.dir_results', 'FUNCTEST_RESULTS_DIR')
-FUNCTEST_TESTCASES_YAML = \
-    get_value('general.functest.testcases_yaml', 'FUNCTEST_TESTCASES_YAML')
-RALLY_DEPLOYMENT_NAME = \
-    get_value('rally.deployment_name', 'RALLY_DEPLOYMENT_NAME')
-TEMPEST_REPO_DIR = \
-    get_value('general.directories.dir_repo_tempest', 'TEMPEST_REPO_DIR')
+HOME = get_value('general.directories.dir_home', 'HOME')
+REPOS_DIR = get_value('general.directories.dir_repos', 'REPOS_DIR')
+FUNCTEST_BASE_DIR = get_value('general.directories.dir_functest',
+                              'FUNCTEST_BASE_DIR')
+FUNCTEST_REPO_DIR = get_value('general.directories.dir_repo_functest',
+                              'FUNCTEST_REPO_DIR')
+FUNCTEST_TEST_DIR = get_value('general.directories.dir_functest_test',
+                              'FUNCTEST_TEST_DIR')
+FUNCTEST_CONF_DIR = get_value('general.directories.dir_functest_conf',
+                              'FUNCTEST_CONF_DIR')
+FUNCTEST_DATA_DIR = get_value('general.directories.dir_functest_data',
+                              'FUNCTEST_DATA_DIR')
+FUNCTEST_RESULTS_DIR = get_value('general.directories.dir_results',
+                                 'FUNCTEST_RESULTS_DIR')
+FUNCTEST_TESTCASES_YAML = get_value('general.functest.testcases_yaml',
+                                    'FUNCTEST_TESTCASES_YAML')
+RALLY_DEPLOYMENT_NAME = get_value('rally.deployment_name',
+                                  'RALLY_DEPLOYMENT_NAME')
+TEMPEST_REPO_DIR = get_value('general.directories.dir_repo_tempest',
+                             'TEMPEST_REPO_DIR')
 
 ENV_FILE = os.path.join(FUNCTEST_CONF_DIR, "env_active")
 
-OPENSTACK_CREDS = \
-    get_value('general.openstack.creds', 'creds')
-OPENSTACK_SNAPSHOT_FILE = \
-    get_value('general.openstack.snapshot_file', 'OPENSTACK_SNAPSHOT_FILE')
+OPENSTACK_CREDS = get_value('general.openstack.creds', 'creds')
+OPENSTACK_SNAPSHOT_FILE = get_value('general.openstack.snapshot_file',
+                                    'OPENSTACK_SNAPSHOT_FILE')
 
-DOMINO_REPO_DIR = \
-    get_value('general.directories.dir_repo_domino', 'DOMINO_REPO_DIR')
-SDNVPN_REPO_DIR = \
-    get_value('general.directories.dir_repo_sdnvpn', 'SDNVPN_REPO_DIR')
-SFC_REPO_DIR = \
-    get_value('general.directories.dir_repo_sfc', 'SFC_REPO_DIR')
+DOMINO_REPO_DIR = get_value('general.directories.dir_repo_domino',
+                            'DOMINO_REPO_DIR')
+SDNVPN_REPO_DIR = get_value('general.directories.dir_repo_sdnvpn',
+                            'SDNVPN_REPO_DIR')
+SFC_REPO_DIR = get_value('general.directories.dir_repo_sfc',
+                         'SFC_REPO_DIR')
 
-ONOS_SFC_IMAGE_NAME = \
-    get_value('onos_sfc.image_name', 'ONOS_SFC_IMAGE_NAME')
-ONOS_SFC_IMAGE_FILENAME = \
-    get_value('onos_sfc.image_file_name', 'ONOS_SFC_IMAGE_FILENAME')
-ONOS_SFC_RELATIVE_PATH = \
-    get_value('general.directories.dir_onos_sfc', 'ONOS_SFC_RELATIVE_PATH')
-ONOS_SFC_IMAGE_BASE_URL = \
-    get_value('onos_sfc.image_base_url', 'ONOS_SFC_IMAGE_BASE_URL')
-RALLY_RELATIVE_PATH = \
-    get_value('general.directories.dir_rally', 'RALLY_RELATIVE_PATH')
-RALLY_PRIVATE_NET_NAME = \
-    get_value('rally.network_name', 'RALLY_PRIVATE_NET_NAME')
-RALLY_PRIVATE_SUBNET_NAME = \
-    get_value('rally.subnet_name', 'RALLY_PRIVATE_SUBNET_NAME')
-RALLY_PRIVATE_SUBNET_CIDR = \
-    get_value('rally.subnet_cidr', 'RALLY_PRIVATE_SUBNET_CIDR')
-RALLY_ROUTER_NAME = \
-    get_value('rally.router_name', 'RALLY_ROUTER_NAME')
-RALLY_INSTALLATION_DIR = \
-    get_value('general.directories.dir_rally_inst', 'RALLY_INSTALLATION_DIR')
-GLANCE_IMAGE_NAME = \
-    get_value('general.openstack.image_name', 'GLANCE_IMAGE_NAME')
-GLANCE_IMAGE_FILENAME = \
-    get_value('general.openstack.image_file_name', 'GLANCE_IMAGE_FILENAME')
-GLANCE_IMAGE_FORMAT = \
-    get_value('general.openstack.image_disk_format', 'GLANCE_IMAGE_FORMAT')
-FLAVOR_NAME = \
-    get_value('general.openstack.flavor_name', 'FLAVOR_NAME')
-FLAVOR_RAM = \
-    get_value('general.openstack.flavor_ram', 'FLAVOR_RAM')
-FLAVOR_DISK = \
-    get_value('general.openstack.flavor_disk', 'FLAVOR_DISK')
-FLAVOR_VCPUS = \
-    get_value('general.openstack.flavor_vcpus', 'FLAVOR_VCPUS')
-TEMPEST_PRIVATE_NET_NAME = \
-    get_value('tempest.private_net_name', 'TEMPEST_PRIVATE_NET_NAME')
-TEMPEST_PRIVATE_SUBNET_NAME = \
-    get_value('tempest.private_subnet_name', 'TEMPEST_PRIVATE_SUBNET_NAME')
-TEMPEST_PRIVATE_SUBNET_CIDR = \
-    get_value('tempest.private_subnet_cidr', 'TEMPEST_PRIVATE_SUBNET_CIDR')
-TEMPEST_ROUTER_NAME = \
-    get_value('tempest.router_name', 'TEMPEST_ROUTER_NAME')
-TEMPEST_TENANT_NAME = \
-    get_value('tempest.identity.tenant_name', 'TEMPEST_TENANT_NAME')
-TEMPEST_TENANT_DESCRIPTION = \
-    get_value('tempest.identity.tenant_description',
-              'TEMPEST_TENANT_DESCRIPTION')
-TEMPEST_USER_NAME = \
-    get_value('tempest.identity.user_name', 'TEMPEST_USER_NAME')
-TEMPEST_USER_PASSWORD = \
-    get_value('tempest.identity.user_password', 'TEMPEST_USER_PASSWORD')
-TEMPEST_SSH_TIMEOUT = \
-    get_value('tempest.validation.ssh_timeout', 'TEMPEST_SSH_TIMEOUT')
-TEMPEST_USE_CUSTOM_IMAGES = \
-    get_value('tempest.use_custom_images', 'TEMPEST_USE_CUSTOM_IMAGES')
-TEMPEST_USE_CUSTOM_FLAVORS = \
-    get_value('tempest.use_custom_flavors', 'TEMPEST_USE_CUSTOM_FLAVORS')
-TEMPEST_TEST_LIST_DIR = \
-    get_value('general.directories.dir_tempest_cases', 'TEMPEST_TEST_LIST_DIR')
-NAME_VM_1 = \
-    get_value('vping.vm_name_1', 'NAME_VM_1')
-NAME_VM_2 = \
-    get_value('vping.vm_name_2', 'NAME_VM_2')
-PING_TIMEOUT = \
-    get_value('vping.ping_timeout', 'PING_TIMEOUT')
-VPING__IMAGE_NAME = \
-    get_value('vping.image_name', 'VPING__IMAGE_NAME')
-VPING_VM_FLAVOR = \
-    get_value('vping.vm_flavor', 'VPING_VM_FLAVOR')
-VPING_PRIVATE_NET_NAME = \
-    get_value('vping.vping_private_net_name', 'VPING_PRIVATE_NET_NAME')
-VPING_PRIVATE_SUBNET_NAME = \
-    get_value('vping.vping_private_subnet_name', 'VPING_PRIVATE_SUBNET_NAME')
-VPING_PRIVATE_SUBNET_CIDR = \
-    get_value('vping.vping_private_subnet_cidr', 'VPING_PRIVATE_SUBNET_CIDR')
-VPING_ROUTER_NAME = \
-    get_value('vping.vping_router_name', 'VPING_ROUTER_NAME')
-VPING_SECGROUP_NAME = \
-    get_value('vping.vping_sg_name', 'VPING_SECGROUP_NAME')
-VPING_SECGROUP_DESCR = \
-    get_value('vping.vping_sg_descr', 'VPING_SECGROUP_DESCR')
-ONOSBENCH_USERNAME = \
-    get_value('ONOS.general.onosbench_username', 'ONOSBENCH_USERNAME')
-ONOSBENCH_PASSWORD = \
-    get_value('ONOS.general.onosbench_password', 'ONOSBENCH_PASSWORD')
-ONOSCLI_USERNAME = \
-    get_value('ONOS.general.onoscli_username', 'ONOSCLI_USERNAME')
-ONOSCLI_PASSWORD = \
-    get_value('ONOS.general.onoscli_password', 'ONOSCLI_PASSWORD')
-ONOS_RUNTIMEOUT = \
-    get_value('ONOS.general.runtimeout', 'ONOS_RUNTIMEOUT')
-ONOS_OCT = \
-    get_value('ONOS.environment.OCT', 'ONOS_OCT')
-ONOS_OC1 = \
-    get_value('ONOS.environment.OC1', 'ONOS_OC1')
-ONOS_OC2 = \
-    get_value('ONOS.environment.OC2', 'ONOS_OC2')
-ONOS_OC3 = \
-    get_value('ONOS.environment.OC3', 'ONOS_OC3')
-ONOS_OCN = \
-    get_value('ONOS.environment.OCN', 'ONOS_OCN')
-ONOS_OCN2 = \
-    get_value('ONOS.environment.OCN2', 'ONOS_OCN2')
-ONOS_INSTALLER_MASTER = \
-    get_value('ONOS.environment.installer_master', 'ONOS_INSTALLER_MASTER')
-ONOS_INSTALLER_MASTER_USERNAME = \
-    get_value('ONOS.environment.installer_master_username',
-              'ONOS_INSTALLER_MASTER_USERNAME')
-ONOS_INSTALLER_MASTER_PASSWORD = \
-    get_value('ONOS.environment.installer_master_password',
-              'ONOS_INSTALLER_MASTER_PASSWORD')
-PROMISE_REPO_DIR = \
-    get_value('general.directories.dir_repo_promise', 'PROMISE_REPO_DIR')
-PROMISE_TENANT_NAME = \
-    get_value('promise.tenant_name', 'PROMISE_TENANT_NAME')
-TENANT_DESCRIPTION = \
-    get_value('promise.tenant_description', 'TENANT_DESCRIPTION')
-PROMISE_USER_NAME = \
-    get_value('promise.user_name', 'PROMISE_USER_NAME')
-PROMISE_USER_PWD = \
-    get_value('promise.user_pwd', 'PROMISE_USER_PWD')
-PROMISE_IMAGE_NAME = \
-    get_value('promise.image_name', 'PROMISE_IMAGE_NAME')
-PROMISE_FLAVOR_NAME = \
-    get_value('promise.flavor_name', 'PROMISE_FLAVOR_NAME')
-PROMISE_FLAVOR_VCPUS = \
-    get_value('promise.flavor_vcpus', 'PROMISE_FLAVOR_VCPUS')
-PROMISE_FLAVOR_RAM = \
-    get_value('promise.flavor_ram', 'PROMISE_FLAVOR_RAM')
-PROMISE_FLAVOR_DISK = \
-    get_value('promise.flavor_disk', 'PROMISE_FLAVOR_DISK')
-PROMISE_NET_NAME = \
-    get_value('promise.network_name', 'PROMISE_NET_NAME')
-PROMISE_SUBNET_NAME = \
-    get_value('promise.subnet_name', 'PROMISE_SUBNET_NAME')
-PROMISE_SUBNET_CIDR = \
-    get_value('promise.subnet_cidr', 'PROMISE_SUBNET_CIDR')
-PROMISE_ROUTER_NAME = \
-    get_value('promise.router_name', 'PROMISE_ROUTER_NAME')
-DOCTOR_REPO_DIR = \
-    get_value('general.directories.dir_repo_doctor', 'DOCTOR_REPO_DIR')
-COPPER_REPO_DIR = \
-    get_value('general.directories.dir_repo_copper', 'COPPER_REPO_DIR')
-EXAMPLE_INSTANCE_NAME = \
-    get_value('example.example_vm_name', 'EXAMPLE_INSTANCE_NAME')
-EXAMPLE_FLAVOR = \
-    get_value('example.example_flavor', 'EXAMPLE_FLAVOR')
-EXAMPLE_IMAGE_NAME = \
-    get_value('example.example_image_name', 'EXAMPLE_IMAGE_NAME')
-EXAMPLE_PRIVATE_NET_NAME = \
-    get_value('example.example_private_net_name', 'EXAMPLE_PRIVATE_NET_NAME')
-EXAMPLE_PRIVATE_SUBNET_NAME = \
-    get_value('example.example_private_subnet_name',
-              'EXAMPLE_PRIVATE_SUBNET_NAME')
-EXAMPLE_PRIVATE_SUBNET_CIDR = \
-    get_value('example.example_private_subnet_cidr',
-              'EXAMPLE_PRIVATE_SUBNET_CIDR')
-EXAMPLE_ROUTER_NAME = \
-    get_value('example.example_router_name', 'EXAMPLE_ROUTER_NAME')
-EXAMPLE_SECGROUP_NAME = \
-    get_value('example.example_sg_name', 'EXAMPLE_SECGROUP_NAME')
-EXAMPLE_SECGROUP_DESCR = \
-    get_value('example.example_sg_descr', 'EXAMPLE_SECGROUP_DESCR')
-VIMS_DATA_DIR = \
-    get_value('general.directories.dir_vIMS_data', 'VIMS_DATA_DIR')
-VIMS_TEST_DIR = \
-    get_value('general.directories.dir_repo_vims_test', 'VIMS_TEST_DIR')
-VIMS_TENANT_NAME = \
-    get_value('vIMS.general.tenant_name', 'VIMS_TENANT_NAME')
-VIMS_TENANT_DESCRIPTION = \
-    get_value('vIMS.general.tenant_description', 'VIMS_TENANT_DESCRIPTION')
+ONOS_SFC_IMAGE_NAME = get_value('onos_sfc.image_name',
+                                'ONOS_SFC_IMAGE_NAME')
+ONOS_SFC_IMAGE_FILENAME = get_value('onos_sfc.image_file_name',
+                                    'ONOS_SFC_IMAGE_FILENAME')
+ONOS_SFC_RELATIVE_PATH = get_value('general.directories.dir_onos_sfc',
+                                   'ONOS_SFC_RELATIVE_PATH')
+ONOS_SFC_IMAGE_BASE_URL = get_value('onos_sfc.image_base_url',
+                                    'ONOS_SFC_IMAGE_BASE_URL')
+RALLY_RELATIVE_PATH = get_value('general.directories.dir_rally',
+                                'RALLY_RELATIVE_PATH')
+RALLY_PRIVATE_NET_NAME = get_value('rally.network_name',
+                                   'RALLY_PRIVATE_NET_NAME')
+RALLY_PRIVATE_SUBNET_NAME = get_value('rally.subnet_name',
+                                      'RALLY_PRIVATE_SUBNET_NAME')
+RALLY_PRIVATE_SUBNET_CIDR = get_value('rally.subnet_cidr',
+                                      'RALLY_PRIVATE_SUBNET_CIDR')
+RALLY_ROUTER_NAME = get_value('rally.router_name', 'RALLY_ROUTER_NAME')
+RALLY_INSTALLATION_DIR = get_value('general.directories.dir_rally_inst',
+                                   'RALLY_INSTALLATION_DIR')
+GLANCE_IMAGE_NAME = get_value('general.openstack.image_name',
+                              'GLANCE_IMAGE_NAME')
+GLANCE_IMAGE_FILENAME = get_value('general.openstack.image_file_name',
+                                  'GLANCE_IMAGE_FILENAME')
+GLANCE_IMAGE_FORMAT = get_value('general.openstack.image_disk_format',
+                                'GLANCE_IMAGE_FORMAT')
+FLAVOR_NAME = get_value('general.openstack.flavor_name',
+                        'FLAVOR_NAME')
+FLAVOR_RAM = get_value('general.openstack.flavor_ram',
+                       'FLAVOR_RAM')
+FLAVOR_DISK = get_value('general.openstack.flavor_disk',
+                        'FLAVOR_DISK')
+FLAVOR_VCPUS = get_value('general.openstack.flavor_vcpus',
+                         'FLAVOR_VCPUS')
+TEMPEST_PRIVATE_NET_NAME = get_value('tempest.private_net_name',
+                                     'TEMPEST_PRIVATE_NET_NAME')
+TEMPEST_PRIVATE_SUBNET_NAME = get_value('tempest.private_subnet_name',
+                                        'TEMPEST_PRIVATE_SUBNET_NAME')
+TEMPEST_PRIVATE_SUBNET_CIDR = get_value('tempest.private_subnet_cidr',
+                                        'TEMPEST_PRIVATE_SUBNET_CIDR')
+TEMPEST_ROUTER_NAME = get_value('tempest.router_name',
+                                'TEMPEST_ROUTER_NAME')
+TEMPEST_TENANT_NAME = get_value('tempest.identity.tenant_name',
+                                'TEMPEST_TENANT_NAME')
+TEMPEST_TENANT_DESCRIPTION = get_value('tempest.identity.tenant_description',
+                                       'TEMPEST_TENANT_DESCRIPTION')
+TEMPEST_USER_NAME = get_value('tempest.identity.user_name',
+                              'TEMPEST_USER_NAME')
+TEMPEST_USER_PASSWORD = get_value('tempest.identity.user_password',
+                                  'TEMPEST_USER_PASSWORD')
+TEMPEST_SSH_TIMEOUT = get_value('tempest.validation.ssh_timeout',
+                                'TEMPEST_SSH_TIMEOUT')
+TEMPEST_USE_CUSTOM_IMAGES = get_value('tempest.use_custom_images',
+                                      'TEMPEST_USE_CUSTOM_IMAGES')
+TEMPEST_USE_CUSTOM_FLAVORS = get_value('tempest.use_custom_flavors',
+                                       'TEMPEST_USE_CUSTOM_FLAVORS')
+TEMPEST_TEST_LIST_DIR = get_value('general.directories.dir_tempest_cases',
+                                  'TEMPEST_TEST_LIST_DIR')
+NAME_VM_1 = get_value('vping.vm_name_1', 'NAME_VM_1')
+NAME_VM_2 = get_value('vping.vm_name_2', 'NAME_VM_2')
+PING_TIMEOUT = get_value('vping.ping_timeout', 'PING_TIMEOUT')
+VPING__IMAGE_NAME = get_value('vping.image_name', 'VPING__IMAGE_NAME')
+VPING_VM_FLAVOR = get_value('vping.vm_flavor', 'VPING_VM_FLAVOR')
+VPING_PRIVATE_NET_NAME = get_value('vping.vping_private_net_name',
+                                   'VPING_PRIVATE_NET_NAME')
+VPING_PRIVATE_SUBNET_NAME = get_value('vping.vping_private_subnet_name',
+                                      'VPING_PRIVATE_SUBNET_NAME')
+VPING_PRIVATE_SUBNET_CIDR = get_value('vping.vping_private_subnet_cidr',
+                                      'VPING_PRIVATE_SUBNET_CIDR')
+VPING_ROUTER_NAME = get_value('vping.vping_router_name',
+                              'VPING_ROUTER_NAME')
+VPING_SECGROUP_NAME = get_value('vping.vping_sg_name',
+                                'VPING_SECGROUP_NAME')
+VPING_SECGROUP_DESCR = get_value('vping.vping_sg_descr',
+                                 'VPING_SECGROUP_DESCR')
+ONOSBENCH_USERNAME = get_value('ONOS.general.onosbench_username',
+                               'ONOSBENCH_USERNAME')
+ONOSBENCH_PASSWORD = get_value('ONOS.general.onosbench_password',
+                               'ONOSBENCH_PASSWORD')
+ONOSCLI_USERNAME = get_value('ONOS.general.onoscli_username',
+                             'ONOSCLI_USERNAME')
+ONOSCLI_PASSWORD = get_value('ONOS.general.onoscli_password',
+                             'ONOSCLI_PASSWORD')
+ONOS_RUNTIMEOUT = get_value('ONOS.general.runtimeout',
+                            'ONOS_RUNTIMEOUT')
+ONOS_OCT = get_value('ONOS.environment.OCT', 'ONOS_OCT')
+ONOS_OC1 = get_value('ONOS.environment.OC1', 'ONOS_OC1')
+ONOS_OC2 = get_value('ONOS.environment.OC2', 'ONOS_OC2')
+ONOS_OC3 = get_value('ONOS.environment.OC3', 'ONOS_OC3')
+ONOS_OCN = get_value('ONOS.environment.OCN', 'ONOS_OCN')
+ONOS_OCN2 = get_value('ONOS.environment.OCN2', 'ONOS_OCN2')
+ONOS_INSTALLER_MASTER = get_value('ONOS.environment.installer_master',
+                                  'ONOS_INSTALLER_MASTER')
+ONOS_INSTALLER_MASTER_USERNAME = get_value(
+    'ONOS.environment.installer_master_username',
+    'ONOS_INSTALLER_MASTER_USERNAME')
+ONOS_INSTALLER_MASTER_PASSWORD = get_value(
+    'ONOS.environment.installer_master_password',
+    'ONOS_INSTALLER_MASTER_PASSWORD')
+PROMISE_REPO_DIR = get_value('general.directories.dir_repo_promise',
+                             'PROMISE_REPO_DIR')
+PROMISE_TENANT_NAME = get_value('promise.tenant_name',
+                                'PROMISE_TENANT_NAME')
+TENANT_DESCRIPTION = get_value('promise.tenant_description',
+                               'TENANT_DESCRIPTION')
+PROMISE_USER_NAME = get_value('promise.user_name', 'PROMISE_USER_NAME')
+PROMISE_USER_PWD = get_value('promise.user_pwd', 'PROMISE_USER_PWD')
+PROMISE_IMAGE_NAME = get_value('promise.image_name',
+                               'PROMISE_IMAGE_NAME')
+PROMISE_FLAVOR_NAME = get_value('promise.flavor_name',
+                                'PROMISE_FLAVOR_NAME')
+PROMISE_FLAVOR_VCPUS = get_value('promise.flavor_vcpus',
+                                 'PROMISE_FLAVOR_VCPUS')
+PROMISE_FLAVOR_RAM = get_value('promise.flavor_ram',
+                               'PROMISE_FLAVOR_RAM')
+PROMISE_FLAVOR_DISK = get_value('promise.flavor_disk',
+                                'PROMISE_FLAVOR_DISK')
+PROMISE_NET_NAME = get_value('promise.network_name', 'PROMISE_NET_NAME')
+PROMISE_SUBNET_NAME = get_value('promise.subnet_name',
+                                'PROMISE_SUBNET_NAME')
+PROMISE_SUBNET_CIDR = get_value('promise.subnet_cidr',
+                                'PROMISE_SUBNET_CIDR')
+PROMISE_ROUTER_NAME = get_value('promise.router_name',
+                                'PROMISE_ROUTER_NAME')
+DOCTOR_REPO_DIR = get_value('general.directories.dir_repo_doctor',
+                            'DOCTOR_REPO_DIR')
+COPPER_REPO_DIR = get_value('general.directories.dir_repo_copper',
+                            'COPPER_REPO_DIR')
+EXAMPLE_INSTANCE_NAME = get_value('example.example_vm_name',
+                                  'EXAMPLE_INSTANCE_NAME')
+EXAMPLE_FLAVOR = get_value('example.example_flavor', 'EXAMPLE_FLAVOR')
+EXAMPLE_IMAGE_NAME = get_value('example.example_image_name',
+                               'EXAMPLE_IMAGE_NAME')
+EXAMPLE_PRIVATE_NET_NAME = get_value('example.example_private_net_name',
+                                     'EXAMPLE_PRIVATE_NET_NAME')
+EXAMPLE_PRIVATE_SUBNET_NAME = get_value(
+    'example.example_private_subnet_name',
+    'EXAMPLE_PRIVATE_SUBNET_NAME')
+EXAMPLE_PRIVATE_SUBNET_CIDR = get_value(
+    'example.example_private_subnet_cidr',
+    'EXAMPLE_PRIVATE_SUBNET_CIDR')
+EXAMPLE_ROUTER_NAME = get_value('example.example_router_name',
+                                'EXAMPLE_ROUTER_NAME')
+EXAMPLE_SECGROUP_NAME = get_value('example.example_sg_name',
+                                  'EXAMPLE_SECGROUP_NAME')
+EXAMPLE_SECGROUP_DESCR = get_value('example.example_sg_descr',
+                                   'EXAMPLE_SECGROUP_DESCR')
+VIMS_DATA_DIR = get_value('general.directories.dir_vIMS_data',
+                          'VIMS_DATA_DIR')
+VIMS_TEST_DIR = get_value('general.directories.dir_repo_vims_test',
+                          'VIMS_TEST_DIR')
+VIMS_TENANT_NAME = get_value('vIMS.general.tenant_name',
+                             'VIMS_TENANT_NAME')
+VIMS_TENANT_DESCRIPTION = get_value('vIMS.general.tenant_description',
+                                    'VIMS_TENANT_DESCRIPTION')
 VIMS_IMAGES = get_value('vIMS.general.images', 'VIMS_IMAGES')
-CFY_MANAGER_BLUEPRINT = \
-    get_value('vIMS.cloudify.blueprint', 'CFY_MANAGER_BLUEPRINT')
-CFY_MANAGER_REQUIERMENTS = \
-    get_value('vIMS.cloudify.requierments', 'CFY_MANAGER_REQUIERMENTS')
-CFY_INPUTS = \
-    get_value('vIMS.cloudify.inputs', 'CFY_INPUTS')
-CW_BLUEPRINT = \
-    get_value('vIMS.clearwater.blueprint', 'CW_BLUEPRINT')
-CW_DEPLOYMENT_NAME = \
-    get_value('vIMS.clearwater.deployment-name', 'CW_DEPLOYMENT_NAME')
-CW_INPUTS = \
-    get_value('vIMS.clearwater.inputs', 'CW_INPUTS')
-CW_REQUIERMENTS = \
-    get_value('vIMS.clearwater.requierments', 'CW_REQUIERMENTS')
-PARSER_REPO_DIR = \
-    get_value('general.directories.dir_repo_parser', 'PARSER_REPO_DIR')
+CFY_MANAGER_BLUEPRINT = get_value('vIMS.cloudify.blueprint',
+                                  'CFY_MANAGER_BLUEPRINT')
+CFY_MANAGER_REQUIERMENTS = get_value('vIMS.cloudify.requierments',
+                                     'CFY_MANAGER_REQUIERMENTS')
+CFY_INPUTS = get_value('vIMS.cloudify.inputs', 'CFY_INPUTS')
+CW_BLUEPRINT = get_value('vIMS.clearwater.blueprint', 'CW_BLUEPRINT')
+CW_DEPLOYMENT_NAME = get_value('vIMS.clearwater.deployment-name',
+                               'CW_DEPLOYMENT_NAME')
+CW_INPUTS = get_value('vIMS.clearwater.inputs', 'CW_INPUTS')
+CW_REQUIERMENTS = get_value('vIMS.clearwater.requierments',
+                            'CW_REQUIERMENTS')
+PARSER_REPO_DIR = get_value('general.directories.dir_repo_parser',
+                            'PARSER_REPO_DIR')
diff --git a/functest/utils/functest_vacation.py b/functest/utils/functest_vacation.py
index 6c7312fa0..c2e40b072 100644
--- a/functest/utils/functest_vacation.py
+++ b/functest/utils/functest_vacation.py
@@ -1,6 +1,6 @@
 from os import environ
-from curses import initscr, curs_set, newwin, endwin,\
-    KEY_RIGHT, KEY_LEFT, KEY_DOWN, KEY_UP
+from curses import initscr, curs_set, newwin, endwin
+from curses import KEY_RIGHT, KEY_LEFT, KEY_DOWN, KEY_UP
 from random import randrange
 
 
@@ -48,6 +48,6 @@ def main():
 
     print '\nSnake.PY-26lines by Kris Cieslak (defaultset.blogspot.com).'
     print 'OPNFV adaptation by Functest dream team.'
-    print 'Thanks for playing, your score: ' + \
-          str(len(snake) - len(body) - 1) + '.'
+    score = str(len(snake) - len(body) - 1)
+    print ('Thanks for playing, your score: %s.' % score)
     print 'Find and fix more bugs in your real OPNFV setup!\n'