[ONOS-7039] [ONOS-7044] Fix PEP8 Warnings in TestON

Change-Id: Ied79ff9caff5487a6df50466307f757468d7ca3a
diff --git a/TestON/tests/USECASE/USECASE_SdnipFunctionCluster/dependencies/Functions.py b/TestON/tests/USECASE/USECASE_SdnipFunctionCluster/dependencies/Functions.py
index 36f1eb4..8edc284 100644
--- a/TestON/tests/USECASE/USECASE_SdnipFunctionCluster/dependencies/Functions.py
+++ b/TestON/tests/USECASE/USECASE_SdnipFunctionCluster/dependencies/Functions.py
@@ -1,5 +1,5 @@
 """
-Copyright 2015 Open Networking Foundation (ONF)
+Copyright 2015 Open Networking Foundation ( ONF )
 
 Please refer questions to either the onos test mailing list at <onos-test@onosproject.org>,
 the System Testing Plans and Results wiki page at <https://wiki.onosproject.org/x/voMg>,
@@ -8,7 +8,7 @@
     TestON is free software: you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
     the Free Software Foundation, either version 2 of the License, or
-    (at your option) any later version.
+    ( at your option ) any later version.
 
     TestON is distributed in the hope that it will be useful,
     but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ -18,11 +18,10 @@
     You should have received a copy of the GNU General Public License
     along with TestON.  If not, see <http://www.gnu.org/licenses/>.
 """
-
 def checkRouteNum( main, routeNumExpected, node=1 ):
     import time
     main.step( "Check routes installed" )
-    wait = int( main.params['timers']['PathAvailable'] )
+    wait = int( main.params[ 'timers' ][ 'PathAvailable' ] )
     main.log.info( "Route number expected:" )
     main.log.info( routeNumExpected )
     main.log.info( "Route number from ONOS CLI:" )
@@ -34,77 +33,80 @@
         routeNumActual = cli.ipv4RouteNumber()
 
     main.log.info( routeNumActual )
-    utilities.assertEquals( \
-        expect = routeNumExpected, actual = routeNumActual,
-        onpass = "Route number is correct!",
-        onfail = "Route number is wrong!" )
+    utilities.assertEquals(
+        expect=routeNumExpected, actual=routeNumActual,
+        onpass="Route number is correct!",
+        onfail="Route number is wrong!" )
+
 
 def checkM2SintentNum( main, intentNumExpected, node=1 ):
     import time
     main.step( "Check M2S intents installed" )
-    wait = int( main.params['timers']['PathAvailable'] )
+    wait = int( main.params[ 'timers' ][ 'PathAvailable' ] )
     main.log.info( "Intent number expected:" )
     main.log.info( intentNumExpected )
     main.log.info( "Intent number from ONOS CLI:" )
     cli = main.Cluster.active( node - 1 ).CLI
-    jsonResult = cli.intents( jsonFormat = True, summary = True,
-                              TYPE = "multiPointToSinglePoint" )
-    intentNumActual = jsonResult['installed']
+    jsonResult = cli.intents( jsonFormat=True, summary=True,
+                              TYPE="multiPointToSinglePoint" )
+    intentNumActual = jsonResult[ 'installed' ]
     if intentNumActual != intentNumExpected:
         time.sleep( wait )
-        jsonResult = cli.intents( jsonFormat = True, summary = True,
-                                  TYPE = "multiPointToSinglePoint" )
-        intentNumActual = jsonResult['installed']
+        jsonResult = cli.intents( jsonFormat=True, summary=True,
+                                  TYPE="multiPointToSinglePoint" )
+        intentNumActual = jsonResult[ 'installed' ]
     main.log.info( intentNumActual )
-    utilities.assertEquals( \
-        expect = intentNumExpected, actual = intentNumActual,
-        onpass = "M2S intent number is correct!",
-        onfail = "M2S intent number is wrong!" )
+    utilities.assertEquals(
+        expect=intentNumExpected, actual=intentNumActual,
+        onpass="M2S intent number is correct!",
+        onfail="M2S intent number is wrong!" )
+
 
 def checkP2PintentNum( main, intentNumExpected, node=1 ):
     import time
     main.step( "Check P2P intents installed" )
-    wait = int( main.params['timers']['PathAvailable'] )
+    wait = int( main.params[ 'timers' ][ 'PathAvailable' ] )
     main.log.info( "Intent number expected:" )
     main.log.info( intentNumExpected )
     main.log.info( "Intent number from ONOS CLI:" )
     cli = main.Cluster.active( node - 1 ).CLI
-    jsonResult = cli.intents( jsonFormat = True, summary = True,
-                              TYPE = "pointToPoint" )
-    intentNumActual = jsonResult['installed']
+    jsonResult = cli.intents( jsonFormat=True, summary=True,
+                              TYPE="pointToPoint" )
+    intentNumActual = jsonResult[ 'installed' ]
 
     if intentNumActual != intentNumExpected:
         time.sleep( wait )
-        jsonResult = cli.intents( jsonFormat = True, summary = True,
-                                  TYPE = "pointToPoint" )
-        intentNumActual = jsonResult['installed']
+        jsonResult = cli.intents( jsonFormat=True, summary=True,
+                                  TYPE="pointToPoint" )
+        intentNumActual = jsonResult[ 'installed' ]
     main.log.info( intentNumActual )
-    utilities.assertEquals( \
-        expect = intentNumExpected, actual = intentNumActual,
-        onpass = "P2P intent number is correct!",
-        onfail = "P2P intent number is wrong!" )
+    utilities.assertEquals(
+        expect=intentNumExpected, actual=intentNumActual,
+        onpass="P2P intent number is correct!",
+        onfail="P2P intent number is wrong!" )
+
 
 def checkFlowNum( main, switch, flowNumExpected ):
     import time
     main.step( "Check flow entry number in " + switch )
-    wait = int( main.params['timers']['PathAvailable'] )
+    wait = int( main.params[ 'timers' ][ 'PathAvailable' ] )
     main.log.info( "Flow number expected:" )
     main.log.info( flowNumExpected )
     main.log.info( "Flow number actual:" )
     flowNumActual = main.Mininet.getSwitchFlowCount( switch )
-    if flowNumActual != flowNumExpected :
+    if flowNumActual != flowNumExpected:
         time.sleep( wait )
         flowNumActual = main.Mininet.getSwitchFlowCount( switch )
     main.log.info( flowNumActual )
-    utilities.assertEquals( \
-        expect = flowNumExpected, actual = flowNumActual,
-        onpass = "Flow number in " + switch + " is correct!",
-        onfail = "Flow number in " + switch + " is wrong!" )
+    utilities.assertEquals(
+        expect=flowNumExpected, actual=flowNumActual,
+        onpass="Flow number in " + switch + " is correct!",
+        onfail="Flow number in " + switch + " is wrong!" )
 
 
-def pingSpeakerToPeer( main, speakers = ["spk1"],
-                       peers = ["p64514", "p64515", "p64516"],
-                       expectAllSuccess = True ):
+def pingSpeakerToPeer( main, speakers=[ "spk1" ],
+                       peers=[ "p64514", "p64515", "p64516" ],
+                       expectAllSuccess=True ):
     """
     Carry out ping test between each BGP speaker and peer pair
     Optional argument:
@@ -129,25 +131,25 @@
     if expectAllSuccess:
         for speaker in speakers:
             for peer in peers:
-                tmpResult = main.Mininet.pingHost( src = speaker,
-                                                   target = peer )
+                tmpResult = main.Mininet.pingHost( src=speaker,
+                                                   target=peer )
                 result = result and ( tmpResult == main.TRUE )
     else:
         for speaker in speakers:
             for peer in peers:
-                tmpResult = main.Mininet.pingHost( src = speaker,
-                                                   target = peer )
+                tmpResult = main.Mininet.pingHost( src=speaker,
+                                                   target=peer )
 
-    utilities.assert_equals( expect = True, actual = result,
-                             onpass = "Ping test results are expected",
-                             onfail = "Ping test results are Not expected" )
+    utilities.assert_equals( expect=True, actual=result,
+                             onpass="Ping test results are expected",
+                             onfail="Ping test results are Not expected" )
 
-    if result == False:
+    if not result:
         main.cleanAndExit()
 
 
-def pingHostToHost( main, hosts = ["h64514", "h64515", "h64516"],
-                expectAllSuccess = True ):
+def pingHostToHost( main, hosts=[ "h64514", "h64515", "h64516" ],
+                    expectAllSuccess=True ):
     """
     Carry out ping test between each BGP host pair
     Optional argument:
@@ -166,45 +168,41 @@
         for srcHost in hosts:
             for targetHost in hosts:
                 if srcHost != targetHost:
-                    tmpResult = main.Mininet.pingHost( src = srcHost,
-                                                       target = targetHost )
+                    tmpResult = main.Mininet.pingHost( src=srcHost,
+                                                       target=targetHost )
                     result = result and ( tmpResult == main.TRUE )
     else:
         for srcHost in hosts:
             for targetHost in hosts:
                 if srcHost != targetHost:
-                    tmpResult = main.Mininet.pingHost( src = srcHost,
-                                                       target = targetHost )
+                    tmpResult = main.Mininet.pingHost( src=srcHost,
+                                                       target=targetHost )
                     result = result and ( tmpResult == main.FALSE )
 
-    utilities.assert_equals( expect = True, actual = result,
-                             onpass = "Ping test results are expected",
-                             onfail = "Ping test results are Not expected" )
+    utilities.assert_equals( expect=True, actual=result,
+                             onpass="Ping test results are expected",
+                             onfail="Ping test results are Not expected" )
 
-    '''
+    """
     if result == False:
         main.cleanAndExit()
-    '''
-
-
+    """
 def setupTunnel( main, srcIp, srcPort, dstIp, dstPort ):
     """
     Create a tunnel from Mininet host to host outside Mininet
     """
     main.step( "Set up tunnel from Mininet node " +
                str( srcIp ) + ":" + str( srcPort ) + " to ONOS node "
-               + str(dstIp) + ":" + str(dstPort) )
+               + str( dstIp ) + ":" + str( dstPort ) )
     forwarding = '%s:%s:%s:%s' % ( srcIp, srcPort, dstIp, dstPort )
     command = 'ssh -nNT -o "PasswordAuthentication no" \
         -o "StrictHostKeyChecking no" -l sdn -L %s %s & ' % ( forwarding, dstIp )
 
-
     tunnelResult = main.TRUE
     tunnelResult = main.Mininet.node( "root", command )
-    utilities.assert_equals( expect = True,
-                             actual = ( "PasswordAuthentication" in tunnelResult ),
+    utilities.assert_equals( expect=True,
+                             actual=( "PasswordAuthentication" in tunnelResult ),
                              onpass = "Created tunnel succeeded",
                              onfail = "Create tunnel failed" )
-    if ( "PasswordAuthentication" not in tunnelResult ) :
+    if ( "PasswordAuthentication" not in tunnelResult ):
         main.cleanAndExit()
-