Fix some pylint errors in onos package

Directories affected:
 - functest/opnfv_tests/sdn/onos/

JIRA: FUNCTEST-796

Change-Id: Iffbb0e9a021d31a32d940128435a9f6ed43a504f
Signed-off-by: Linda Wang <wangwulin@huawei.com>

2 files changed, 55 insertions, 48 deletions

diff --git a/functest/opnfv_tests/sdn/onos/sfc/sfc_onos.py b/functest/opnfv_tests/sdn/onos/sfc/sfc_onos.py
index 1101f239..4e93c133 100644
--- a/functest/opnfv_tests/sdn/onos/sfc/sfc_onos.py
+++ b/functest/opnfv_tests/sdn/onos/sfc/sfc_onos.py
@@ -100,8 +100,10 @@ class SfcOnos(object):
         self.ip_pool = 0
         self.vm_public_ip = []
         self.vm_public_id = []
-        self.cirros_username = CONST.openstack_image_username
-        self.cirros_password = CONST.openstack_image_password
+        self.cirros_username = CONST.__getattribute__(
+            'openstack_image_username')
+        self.cirros_password = CONST.__getattribute__(
+            'openstack_image_password')
         self.net_id1 = 0
         self.vm = []
         self.address = 0
@@ -115,7 +117,7 @@ class SfcOnos(object):
         data = ('{"auth": {"tenantName": "admin", "passwordCredentials":'
                 '{ "username": "admin", "password": "console"}}}')
         headers = {"Accept": "application/json"}
-        response = requests.post(url, headers=headers,  data=data)
+        response = requests.post(url, headers=headers, data=data)
         if (response.status_code == OK):
             json1_data = json.loads(response.content)
             self.logger.debug(response.status_code)
@@ -135,12 +137,12 @@ class SfcOnos(object):
         if self.admin_state_up != '':
             Dicdata['admin_state_up'] = self.admin_state_up
         Dicdata = {'network': Dicdata}
-        data = json.dumps(Dicdata,  indent=4)
+        data = json.dumps(Dicdata, indent=4)
         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)
+        response = requests.post(url, headers=headers, data=data)
         if (response.status_code == CREATED):
             self.logger.debug(response.status_code)
             self.logger.debug(response.content)
@@ -170,7 +172,7 @@ class SfcOnos(object):
                                              self.osver)
         headers = {"Accept": "application/json",
                    "X-Auth-Token": self.token_id}
-        response = requests.post(url, headers=headers,  data=data)
+        response = requests.post(url, headers=headers, data=data)
 
         if (response.status_code == CREATED):
             self.logger.debug(response.status_code)
@@ -203,7 +205,7 @@ class SfcOnos(object):
                                                self.osver)
             headers = {"Accept": "application/json",
                        "X-Auth-Token": self.token_id}
-            response = requests.post(url, headers=headers,  data=data)
+            response = requests.post(url, headers=headers, data=data)
 
             if (response.status_code == CREATED):
                 self.logger.debug(response.status_code)
@@ -222,8 +224,9 @@ class SfcOnos(object):
         """Creation of Instance, using  firewall image."""
         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}
+        headers = {"Accept": "application/json",
+                   "Content-Type": "application/octet-stream",
+                   "X-Auth-Token": self.token_id}
         response = requests.get(url, headers=headers)
         if (response.status_code == OK):
             self.logger.debug(response.status_code)
@@ -273,7 +276,7 @@ class SfcOnos(object):
                                                       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)
+            response = requests.post(url, headers=headers, data=data)
             if (response.status_code == ACCEPTED):
                 self.logger.debug(response.status_code)
                 self.logger.debug(response.content)
@@ -295,8 +298,8 @@ class SfcOnos(object):
         for y in range(0, 3):
             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}
+            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)
@@ -332,7 +335,7 @@ class SfcOnos(object):
                                                         self.osver)
             headers = {"Accept": "application/json", "X-Auth-Token":
                        self.token_id}
-            response = requests.post(url, headers=headers,  data=data)
+            response = requests.post(url, headers=headers, data=data)
             if (response.status_code == CREATED):
                 info = ("Creation of Port Pair PP" + str(p) +
                         " is successful")
@@ -380,7 +383,7 @@ class SfcOnos(object):
                                              self.osver))
             headers = {"Accept": "application/json", "X-Auth-Token":
                        self.token_id}
-            response = requests.post(url, headers=headers,  data=data)
+            response = requests.post(url, headers=headers, data=data)
             if (response.status_code == CREATED):
                 info = ("Creation of Port Group PG" + str(p) +
                         "is successful")
@@ -431,7 +434,7 @@ class SfcOnos(object):
                                          self.osver))
         headers = {"Accept": "application/json",
                    "X-Auth-Token": self.token_id}
-        response = requests.post(url, headers=headers,  data=data)
+        response = requests.post(url, headers=headers, data=data)
         if (response.status_code == CREATED):
             json1_data = json.loads(response.content)
             self.flow_class_if = json1_data['flow_classifier']['id']
@@ -462,7 +465,7 @@ class SfcOnos(object):
         headers = {"Accept": "application/json",
                    "Content-Type": "application/json",
                    "X-Auth-Token": self.token_id}
-        response = requests.post(url, headers=headers,  data=data)
+        response = requests.post(url, headers=headers, data=data)
         if (response.status_code == CREATED):
             self.logger.debug("Creation of PORT CHAIN is successful")
             json1_data = json.loads(response.content)
@@ -476,7 +479,7 @@ class SfcOnos(object):
         time.sleep(5)
         response = requests.get('http://' + self.onos_hostname +
                                 ':8181/onos/v1/flows',
-                                auth=("karaf",  "karaf"))
+                                auth=("karaf", "karaf"))
         if (response.status_code == OK):
             self.logger.debug("Flow is successfully Queries")
             json1_data = json.loads(response.content)
@@ -505,7 +508,7 @@ class SfcOnos(object):
                                                   self.osver)
         headers = {"Accept": "application/json",
                    "X-Auth-Token": self.token_id}
-        response = requests.post(url, headers=headers,  data=data)
+        response = requests.post(url, headers=headers, data=data)
         if (response.status_code == CREATED):
             self.logger.debug(response.status_code)
             self.logger.debug(response.content)
@@ -548,7 +551,7 @@ class SfcOnos(object):
                                              self.router_id))
         headers = {"Accept": "application/json",
                    "X-Auth-Token": self.token_id}
-        response = requests.put(url, headers=headers,  data=data)
+        response = requests.put(url, headers=headers, data=data)
         if (response.status_code == OK):
             self.logger.debug(response.status_code)
             self.logger.debug(response.content)
@@ -570,7 +573,7 @@ class SfcOnos(object):
                                                 self.router_id)
         headers = {"Accept": "application/json",
                    "X-Auth-Token": self.token_id}
-        response = requests.put(url, headers=headers,  data=data)
+        response = requests.put(url, headers=headers, data=data)
         if (response.status_code == OK):
             self.logger.debug(response.status_code)
             self.logger.debug(response.content)
@@ -590,7 +593,7 @@ class SfcOnos(object):
                    "os-floating-ips" % (self.nova_hostname))
             headers = {"Accept": "application/json",
                        "X-Auth-Token": self.token_id}
-            response = requests.post(url, headers=headers,  data=data)
+            response = requests.post(url, headers=headers, data=data)
             if (response.status_code == OK):
                 self.logger.debug(response.status_code)
                 self.logger.debug(response.content)
@@ -614,7 +617,7 @@ class SfcOnos(object):
 
             headers = {"Accept": "application/json",
                        "X-Auth-Token": self.token_id}
-            response = requests.post(url, headers=headers,  data=data)
+            response = requests.post(url, headers=headers, data=data)
             if(response.status_code == ACCEPTED):
                 self.logger.debug(response.status_code)
                 self.logger.debug(response.content)
@@ -631,12 +634,12 @@ class SfcOnos(object):
 
             s = pxssh.pxssh()
             hostname = self.vm_public_ip[0]
-            s.login(hostname,  self.cirros_username,  self.cirros_password)
+            s.login(hostname, self.cirros_username, self.cirros_password)
             s.sendline("ping -c 5 " + str(self.port_ip[2]))
             s.prompt()             # match the prompt
 
-            ping_re = re.search("transmitted.*received",  s.before).group()
-            x = re.split('\s+',  ping_re)
+            ping_re = re.search("transmitted.*received", s.before).group()
+            x = re.split('\s+', ping_re)
             if (x[1] >= "1"):
                 self.logger.info("Ping is Successfull")
             else:
@@ -645,7 +648,7 @@ class SfcOnos(object):
         def vm1(queue1):
             s = pxssh.pxssh()
             hostname = self.vm_public_ip[1]
-            s.login(hostname,  self.cirros_username,  self.cirros_password)
+            s.login(hostname, self.cirros_username, self.cirros_password)
             s.sendline('sudo ./firewall')
             s.prompt()
             output_pack = s.before
@@ -676,7 +679,7 @@ class SfcOnos(object):
         if result0 == 0 and result1 == 0:
             time.sleep(300)
             queue1 = Queue()
-            p1 = Process(target=vm1,  args=(queue1, ))
+            p1 = Process(target=vm1, args=(queue1, ))
             p1.start()
             p2 = Process(target=vm0)
             p2.start()
@@ -703,7 +706,7 @@ class SfcOnos(object):
         """Check the PC SF Map Stats in the ONOS."""
         response = requests.get('http://' + self.onos_hostname +
                                 ':8181/onos/vtn/portChainSfMap/' +
-                                self.PC_id, auth=("karaf",  "karaf"))
+                                self.PC_id, auth=("karaf", "karaf"))
         if (response.status_code == OK):
             self.logger.info("portChainSfMap is successfully Queries")
             return(response.status_code)
@@ -761,7 +764,7 @@ class SfcOnos(object):
 
     def deletePortPair(self):
         """Deletion of Portpair."""
-        for p in range(1,  2):
+        for p in range(1, 2):
             url = ("http://%s:9696/%s/sfc/"
                    "port_pairs/%s" % (self.neutron_hostname,
                                       self.osver,
@@ -819,7 +822,7 @@ class SfcOnos(object):
                                 self.router_id))
         headers = {"Accept": "application/json",
                    "X-Auth-Token": self.token_id}
-        response = requests.put(url, headers=headers,  data=data)
+        response = requests.put(url, headers=headers, data=data)
         if (response.status_code == OK):
             self.logger.debug(response.status_code)
             self.logger.debug(response.content)
@@ -833,14 +836,14 @@ class SfcOnos(object):
                                                       self.router_id))
             headers = {"Accept": "application/json",
                        "X-Auth-Token": self.token_id}
-            response = requests.put(url, headers=headers,  data=data)
+            response = requests.put(url, headers=headers, data=data)
             if (response.status_code == OK):
                 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}
+                headers = {"Accept": "application/json",
+                           "X-Auth-Token": self.token_id}
                 response = requests.delete(url, headers=headers)
                 if (response.status_code == NO_CONTENT):
                     self.logger.debug(response.status_code)
diff --git a/functest/opnfv_tests/sdn/onos/teston/adapters/foundation.py b/functest/opnfv_tests/sdn/onos/teston/adapters/foundation.py
index 25421d40..f9eee7af 100644
--- a/functest/opnfv_tests/sdn/onos/teston/adapters/foundation.py
+++ b/functest/opnfv_tests/sdn/onos/teston/adapters/foundation.py
@@ -26,7 +26,8 @@ class Foundation(object):
     def __init__(self):
 
         # currentpath = os.getcwd()
-        currentpath = '%s/sdn/onos/teston/ci' % CONST.dir_functest_data
+        currentpath = ('{0}/sdn/onos/teston/ci'
+                       .format(CONST.__getattribute__('dir_functest_data')))
         self.cipath = currentpath
         self.logdir = os.path.join(currentpath, 'log')
         self.workhome = currentpath[0: currentpath.rfind('opnfv_tests') - 1]
@@ -55,22 +56,25 @@ class Foundation(object):
         Get Default Parameters value
         """
         self.Result_DB = ft_utils.get_db_url()
-        self.masterusername = CONST.ONOS_onosbench_username
-        self.masterpassword = CONST.ONOS_onosbench_password
-        self.agentusername = CONST.ONOS_onoscli_username
-        self.agentpassword = CONST.ONOS_onoscli_password
-        self.runtimeout = CONST.ONOS_runtimeout
-        self.OCT = CONST.ONOS_environment_OCT
-        self.OC1 = CONST.ONOS_environment_OC1
-        self.OC2 = CONST.ONOS_environment_OC2
-        self.OC3 = CONST.ONOS_environment_OC3
-        self.OCN = CONST.ONOS_environment_OCN
-        self.OCN2 = CONST.ONOS_environment_OCN2
-        self.installer_master = CONST.ONOS_environment_installer_master
+        self.masterusername = CONST.__getattribute__('ONOS_onosbench_username')
+        self.masterpassword = CONST.__getattribute__('ONOS_onosbench_password')
+        self.agentusername = CONST.__getattribute__('ONOS_onoscli_username')
+        self.agentpassword = CONST.__getattribute__('ONOS_onoscli_password')
+        self.runtimeout = CONST.__getattribute__('ONOS_runtimeout')
+        self.OCT = CONST.__getattribute__('ONOS_environment_OCT')
+        self.OC1 = CONST.__getattribute__('ONOS_environment_OC1')
+        self.OC2 = CONST.__getattribute__('ONOS_environment_OC2')
+        self.OC3 = CONST.__getattribute__('ONOS_environment_OC3')
+        self.OCN = CONST.__getattribute__('ONOS_environment_OCN')
+        self.OCN2 = CONST.__getattribute__('ONOS_environment_OCN2')
+        self.installer_master = CONST.__getattribute__(
+            'ONOS_environment_installer_master')
         self.installer_master_username = (
-            CONST.ONOS_environment_installer_master_username)
+            CONST.__getattribute__(
+                'ONOS_environment_installer_master_username'))
         self.installer_master_password = (
-            CONST.ONOS_environment_installer_master_password)
+            CONST.__getattribute__(
+                'ONOS_environment_installer_master_password'))
         self.hosts = [self.OC1, self.OCN, self.OCN2]
         self.localhost = self.OCT