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

Change-Id: Ied79ff9caff5487a6df50466307f757468d7ca3a
diff --git a/TestON/tests/USECASE/USECASE_SdnipFunction/dependencies/USECASE_SdnipI2MN.py b/TestON/tests/USECASE/USECASE_SdnipFunction/dependencies/USECASE_SdnipI2MN.py
old mode 100755
new mode 100644
index deced6b..23607ad
--- a/TestON/tests/USECASE/USECASE_SdnipFunction/dependencies/USECASE_SdnipI2MN.py
+++ b/TestON/tests/USECASE/USECASE_SdnipFunction/dependencies/USECASE_SdnipI2MN.py
@@ -1,7 +1,7 @@
 #!/usr/bin/python
 
 """
-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>,
@@ -10,7 +10,7 @@
     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
@@ -20,18 +20,15 @@
     You should have received a copy of the GNU General Public License
     along with TestON.  If not, see <http://www.gnu.org/licenses/>.
 """
-
 """
 Set up the SDN-IP topology as same as it on Internet2
 """
-
 """
-AS 64513, (SDN AS)
+AS 64513, ( SDN AS )
 AS 64514, reachable by 10.0.4.1
 AS 64515, reachable by 10.0.5.1
 AS 64516, reachable by 10.0.6.1
 """
-
 from mininet.net import Mininet
 from mininet.log import setLogLevel, info
 from mininet.cli import CLI
@@ -45,13 +42,15 @@
 # onos1IP = '10.254.1.201'
 numSw = 39
 
+
 class VLANHost( Host ):
+
     def config( self, vlan=100, intfName=None, **params ):
         r = super( Host, self ).config( **params )
         intf = self.intf( intfName )
         self.cmd( 'ifconfig %s inet 0' % intf )
         self.cmd( 'vconfig add %s %d' % ( intf, vlan ) )
-        self.cmd( 'ifconfig %s.%d inet %s' % ( intf, vlan, params['ip'] ) )
+        self.cmd( 'ifconfig %s.%d inet %s' % ( intf, vlan, params[ 'ip' ] ) )
         newName = '%s.%d' % ( intf, vlan )
         intf.name = newName
         self.nameToIntf[ newName ] = intf
@@ -59,6 +58,7 @@
 
 
 class SDNTopo( Topo ):
+
     "SDN Topology"
 
     def __init__( self, *args, **kwargs ):
@@ -75,107 +75,105 @@
         p64519 = self.addHost( 'p64519', cls=VLANHost, vlan=10 )
         p64520 = self.addHost( 'p64520', cls=VLANHost, vlan=10 )
 
-        '''
-        sw1 = self.addSwitch( 'SEAT', dpid = '00000000000000a1' )
-        sw2 = self.addSwitch( 'PORT', dpid = '00000000000000a2' )
-        sw3 = self.addSwitch( 'SUNN', dpid = '00000000000000a3' )
-        sw4 = self.addSwitch( 'RENO', dpid = '00000000000000a4' )
-        sw5 = self.addSwitch( 'LOSA', dpid = '00000000000000a5' )
-        sw6 = self.addSwitch( 'MISS', dpid = '00000000000000a6' )
-        sw7 = self.addSwitch( 'LASV', dpid = '00000000000000a7' )
-        sw8 = self.addSwitch( 'SALT', dpid = '00000000000000a8' )
-        sw9 = self.addSwitch( 'PHOE', dpid = '00000000000000a9' )
-        sw10 = self.addSwitch( 'TUCS', dpid = '0000000000000a10' )
-        sw11 = self.addSwitch( 'DENV', dpid = '0000000000000a11' )
-        sw12 = self.addSwitch( 'ELPA', dpid = '0000000000000a12' )
-        sw13 = self.addSwitch( 'MINN', dpid = '0000000000000a13' )
-        sw14 = self.addSwitch( 'KANS', dpid = '0000000000000a14' )
-        sw15 = self.addSwitch( 'TULS', dpid = '0000000000000a15' )
-        sw16 = self.addSwitch( 'DALL', dpid = '0000000000000a16' )
-        sw17 = self.addSwitch( 'HOUH', dpid = '0000000000000a17' )
-        sw18 = self.addSwitch( 'COLU', dpid = '0000000000000a18' )
-        sw19 = self.addSwitch( 'JCSN', dpid = '0000000000000a19' )
-        sw20 = self.addSwitch( 'BATO', dpid = '0000000000000a20' )
-        sw21 = self.addSwitch( 'EQCH', dpid = '0000000000000a21' )
-        sw22 = self.addSwitch( 'STAR', dpid = '0000000000000a22' )
-        sw23 = self.addSwitch( 'CHIC', dpid = '0000000000000a23' )
-        sw24 = self.addSwitch( 'INDI', dpid = '0000000000000a24' )
-        sw25 = self.addSwitch( 'CINC', dpid = '0000000000000a25' )
-        sw26 = self.addSwitch( 'LOUI', dpid = '0000000000000a26' )
-        sw27 = self.addSwitch( 'ATLA', dpid = '0000000000000a27' )
-        sw28 = self.addSwitch( 'JACK', dpid = '0000000000000a28' )
-        sw29 = self.addSwitch( 'CLEV', dpid = '0000000000000a29' )
-        sw30 = self.addSwitch( 'PITT', dpid = '0000000000000a30' )
-        sw31 = self.addSwitch( 'ASHB', dpid = '0000000000000a31' )
-        sw32 = self.addSwitch( 'WASH', dpid = '0000000000000a32' )
-        sw33 = self.addSwitch( 'RALE', dpid = '0000000000000a33' )
-        sw34 = self.addSwitch( 'CHAR', dpid = '0000000000000a34' )
-        sw35 = self.addSwitch( 'ALBA', dpid = '0000000000000a35' )
-        sw36 = self.addSwitch( 'BOST', dpid = '0000000000000a36' )
-        sw37 = self.addSwitch( 'HART', dpid = '0000000000000a37' )
-        sw38 = self.addSwitch( 'NEWY', dpid = '0000000000000a38' )
-        sw39 = self.addSwitch( 'PHIL', dpid = '0000000000000a39' )
-        '''
-        sw1 = self.addSwitch( 'sw1', dpid = '00000000000000a1' )
-        sw2 = self.addSwitch( 'sw2', dpid = '00000000000000a2' )
-        sw3 = self.addSwitch( 'sw3', dpid = '00000000000000a3' )
-        sw4 = self.addSwitch( 'sw4', dpid = '00000000000000a4' )
-        sw5 = self.addSwitch( 'sw5', dpid = '00000000000000a5' )
-        sw6 = self.addSwitch( 'sw6', dpid = '00000000000000a6' )
-        sw7 = self.addSwitch( 'sw7', dpid = '00000000000000a7' )
-        sw8 = self.addSwitch( 'sw8', dpid = '00000000000000a8' )
-        sw9 = self.addSwitch( 'sw9', dpid = '00000000000000a9' )
-        sw10 = self.addSwitch( 'sw10', dpid = '0000000000000a10' )
-        sw11 = self.addSwitch( 'sw11', dpid = '0000000000000a11' )
-        sw12 = self.addSwitch( 'sw12', dpid = '0000000000000a12' )
-        sw13 = self.addSwitch( 'sw13', dpid = '0000000000000a13' )
-        sw14 = self.addSwitch( 'sw14', dpid = '0000000000000a14' )
-        sw15 = self.addSwitch( 'sw15', dpid = '0000000000000a15' )
-        sw16 = self.addSwitch( 'sw16', dpid = '0000000000000a16' )
-        sw17 = self.addSwitch( 'sw17', dpid = '0000000000000a17' )
-        sw18 = self.addSwitch( 'sw18', dpid = '0000000000000a18' )
-        sw19 = self.addSwitch( 'sw19', dpid = '0000000000000a19' )
-        sw20 = self.addSwitch( 'sw20', dpid = '0000000000000a20' )
-        sw21 = self.addSwitch( 'sw21', dpid = '0000000000000a21' )
-        sw22 = self.addSwitch( 'sw22', dpid = '0000000000000a22' )
-        sw23 = self.addSwitch( 'sw23', dpid = '0000000000000a23' )
-        sw24 = self.addSwitch( 'sw24', dpid = '0000000000000a24' )
-        sw25 = self.addSwitch( 'sw25', dpid = '0000000000000a25' )
-        sw26 = self.addSwitch( 'sw26', dpid = '0000000000000a26' )
-        sw27 = self.addSwitch( 'sw27', dpid = '0000000000000a27' )
-        sw28 = self.addSwitch( 'sw28', dpid = '0000000000000a28' )
-        sw29 = self.addSwitch( 'sw29', dpid = '0000000000000a29' )
-        sw30 = self.addSwitch( 'sw30', dpid = '0000000000000a30' )
-        sw31 = self.addSwitch( 'sw31', dpid = '0000000000000a31' )
-        sw32 = self.addSwitch( 'sw32', dpid = '0000000000000a32' )
-        sw33 = self.addSwitch( 'sw33', dpid = '0000000000000a33' )
-        sw34 = self.addSwitch( 'sw34', dpid = '0000000000000a34' )
-        sw35 = self.addSwitch( 'sw35', dpid = '0000000000000a35' )
-        sw36 = self.addSwitch( 'sw36', dpid = '0000000000000a36' )
-        sw37 = self.addSwitch( 'sw37', dpid = '0000000000000a37' )
-        sw38 = self.addSwitch( 'sw38', dpid = '0000000000000a38' )
-        sw39 = self.addSwitch( 'sw39', dpid = '0000000000000a39' )
-
+        """
+        sw1 = self.addSwitch( 'SEAT', dpid='00000000000000a1' )
+        sw2 = self.addSwitch( 'PORT', dpid='00000000000000a2' )
+        sw3 = self.addSwitch( 'SUNN', dpid='00000000000000a3' )
+        sw4 = self.addSwitch( 'RENO', dpid='00000000000000a4' )
+        sw5 = self.addSwitch( 'LOSA', dpid='00000000000000a5' )
+        sw6 = self.addSwitch( 'MISS', dpid='00000000000000a6' )
+        sw7 = self.addSwitch( 'LASV', dpid='00000000000000a7' )
+        sw8 = self.addSwitch( 'SALT', dpid='00000000000000a8' )
+        sw9 = self.addSwitch( 'PHOE', dpid='00000000000000a9' )
+        sw10 = self.addSwitch( 'TUCS', dpid='0000000000000a10' )
+        sw11 = self.addSwitch( 'DENV', dpid='0000000000000a11' )
+        sw12 = self.addSwitch( 'ELPA', dpid='0000000000000a12' )
+        sw13 = self.addSwitch( 'MINN', dpid='0000000000000a13' )
+        sw14 = self.addSwitch( 'KANS', dpid='0000000000000a14' )
+        sw15 = self.addSwitch( 'TULS', dpid='0000000000000a15' )
+        sw16 = self.addSwitch( 'DALL', dpid='0000000000000a16' )
+        sw17 = self.addSwitch( 'HOUH', dpid='0000000000000a17' )
+        sw18 = self.addSwitch( 'COLU', dpid='0000000000000a18' )
+        sw19 = self.addSwitch( 'JCSN', dpid='0000000000000a19' )
+        sw20 = self.addSwitch( 'BATO', dpid='0000000000000a20' )
+        sw21 = self.addSwitch( 'EQCH', dpid='0000000000000a21' )
+        sw22 = self.addSwitch( 'STAR', dpid='0000000000000a22' )
+        sw23 = self.addSwitch( 'CHIC', dpid='0000000000000a23' )
+        sw24 = self.addSwitch( 'INDI', dpid='0000000000000a24' )
+        sw25 = self.addSwitch( 'CINC', dpid='0000000000000a25' )
+        sw26 = self.addSwitch( 'LOUI', dpid='0000000000000a26' )
+        sw27 = self.addSwitch( 'ATLA', dpid='0000000000000a27' )
+        sw28 = self.addSwitch( 'JACK', dpid='0000000000000a28' )
+        sw29 = self.addSwitch( 'CLEV', dpid='0000000000000a29' )
+        sw30 = self.addSwitch( 'PITT', dpid='0000000000000a30' )
+        sw31 = self.addSwitch( 'ASHB', dpid='0000000000000a31' )
+        sw32 = self.addSwitch( 'WASH', dpid='0000000000000a32' )
+        sw33 = self.addSwitch( 'RALE', dpid='0000000000000a33' )
+        sw34 = self.addSwitch( 'CHAR', dpid='0000000000000a34' )
+        sw35 = self.addSwitch( 'ALBA', dpid='0000000000000a35' )
+        sw36 = self.addSwitch( 'BOST', dpid='0000000000000a36' )
+        sw37 = self.addSwitch( 'HART', dpid='0000000000000a37' )
+        sw38 = self.addSwitch( 'NEWY', dpid='0000000000000a38' )
+        sw39 = self.addSwitch( 'PHIL', dpid='0000000000000a39' )
+        """
+        sw1 = self.addSwitch( 'sw1', dpid='00000000000000a1' )
+        sw2 = self.addSwitch( 'sw2', dpid='00000000000000a2' )
+        sw3 = self.addSwitch( 'sw3', dpid='00000000000000a3' )
+        sw4 = self.addSwitch( 'sw4', dpid='00000000000000a4' )
+        sw5 = self.addSwitch( 'sw5', dpid='00000000000000a5' )
+        sw6 = self.addSwitch( 'sw6', dpid='00000000000000a6' )
+        sw7 = self.addSwitch( 'sw7', dpid='00000000000000a7' )
+        sw8 = self.addSwitch( 'sw8', dpid='00000000000000a8' )
+        sw9 = self.addSwitch( 'sw9', dpid='00000000000000a9' )
+        sw10 = self.addSwitch( 'sw10', dpid='0000000000000a10' )
+        sw11 = self.addSwitch( 'sw11', dpid='0000000000000a11' )
+        sw12 = self.addSwitch( 'sw12', dpid='0000000000000a12' )
+        sw13 = self.addSwitch( 'sw13', dpid='0000000000000a13' )
+        sw14 = self.addSwitch( 'sw14', dpid='0000000000000a14' )
+        sw15 = self.addSwitch( 'sw15', dpid='0000000000000a15' )
+        sw16 = self.addSwitch( 'sw16', dpid='0000000000000a16' )
+        sw17 = self.addSwitch( 'sw17', dpid='0000000000000a17' )
+        sw18 = self.addSwitch( 'sw18', dpid='0000000000000a18' )
+        sw19 = self.addSwitch( 'sw19', dpid='0000000000000a19' )
+        sw20 = self.addSwitch( 'sw20', dpid='0000000000000a20' )
+        sw21 = self.addSwitch( 'sw21', dpid='0000000000000a21' )
+        sw22 = self.addSwitch( 'sw22', dpid='0000000000000a22' )
+        sw23 = self.addSwitch( 'sw23', dpid='0000000000000a23' )
+        sw24 = self.addSwitch( 'sw24', dpid='0000000000000a24' )
+        sw25 = self.addSwitch( 'sw25', dpid='0000000000000a25' )
+        sw26 = self.addSwitch( 'sw26', dpid='0000000000000a26' )
+        sw27 = self.addSwitch( 'sw27', dpid='0000000000000a27' )
+        sw28 = self.addSwitch( 'sw28', dpid='0000000000000a28' )
+        sw29 = self.addSwitch( 'sw29', dpid='0000000000000a29' )
+        sw30 = self.addSwitch( 'sw30', dpid='0000000000000a30' )
+        sw31 = self.addSwitch( 'sw31', dpid='0000000000000a31' )
+        sw32 = self.addSwitch( 'sw32', dpid='0000000000000a32' )
+        sw33 = self.addSwitch( 'sw33', dpid='0000000000000a33' )
+        sw34 = self.addSwitch( 'sw34', dpid='0000000000000a34' )
+        sw35 = self.addSwitch( 'sw35', dpid='0000000000000a35' )
+        sw36 = self.addSwitch( 'sw36', dpid='0000000000000a36' )
+        sw37 = self.addSwitch( 'sw37', dpid='0000000000000a37' )
+        sw38 = self.addSwitch( 'sw38', dpid='0000000000000a38' )
+        sw39 = self.addSwitch( 'sw39', dpid='0000000000000a39' )
 
         # Add a layer2 switch for control plane connectivity
         # This switch isn't part of the SDN topology
         # We'll use the ovs-controller to turn this into a learning switch
-        swCtl100 = self.addSwitch( 'swCtl100', dpid = '0000000000000100' )
-
+        swCtl100 = self.addSwitch( 'swCtl100', dpid='0000000000000100' )
 
         # BGP speaker hosts
         spk1 = self.addHost( 'spk1' )
         spk2 = self.addHost( 'spk2', cls=VLANHost, vlan=20 )
         spk3 = self.addHost( 'spk3', cls=VLANHost, vlan=10 )
 
-        root = self.addHost( 'root', inNamespace = False , ip = '0' )
+        root = self.addHost( 'root', inNamespace=False, ip='0' )
 
         # hosts behind each AS
         h64514 = self.addHost( 'h64514' )
         h64515 = self.addHost( 'h64515' )
         h64516 = self.addHost( 'h64516' )
 
-        #VLAN hosts behind each AS
+        # VLAN hosts behind each AS
         h64517 = self.addHost( 'h64517', cls=VLANHost, vlan=20 )
         h64518 = self.addHost( 'h64518', cls=VLANHost, vlan=20 )
         h64519 = self.addHost( 'h64519', cls=VLANHost, vlan=10 )
@@ -257,7 +255,6 @@
         self.addLink( p64519, h64519 )
         self.addLink( p64520, h64520 )
 
-
         # Internal Connection To Hosts
         self.addLink( swCtl100, p64514 )
         self.addLink( swCtl100, p64515 )
@@ -272,7 +269,6 @@
         self.addLink( swCtl100, spk2 )
         self.addLink( swCtl100, spk3 )
 
-
         # add h64514 to control plane for ping test
         self.addLink( swCtl100, h64514 )
         self.addLink( swCtl100, h64517 )
@@ -289,23 +285,26 @@
     host.cmd( '/usr/sbin/sshd -o "Banner %s"' % banner, '-o "UseDNS no"' )
     info( '***', host.name, 'is running sshd on', intf, 'at', ip, '\n' )
 
-def startsshds ( hosts ):
+
+def startsshds( hosts ):
     for h in hosts:
         startsshd( h )
 
+
 def stopsshd():
     "Stop *all* sshd processes with a custom banner"
     info( '*** Shutting down stale sshd/Banner processes ',
           quietRun( "pkill -9 -f Banner" ), '\n' )
 
+
 def startquagga( host, num, config_file ):
     info( '*** Starting Quagga on %s\n' % host )
     host.cmd( "cd %s" % QUAGGA_CONFIG_DIR )
     zebra_cmd = \
-    '%s/zebra -d -f  ./zebra.conf -z %s/zserv%s.api -i %s/zebra%s.pid'\
+        '%s/zebra -d -f  ./zebra.conf -z %s/zserv%s.api -i %s/zebra%s.pid'\
      % ( QUAGGA_DIR, QUAGGA_RUN_DIR, num, QUAGGA_RUN_DIR, num )
     quagga_cmd = '%s/bgpd -d -f %s -z %s/zserv%s.api -i %s/bgpd%s.pid' \
-    % ( QUAGGA_DIR, config_file, QUAGGA_RUN_DIR, num, QUAGGA_RUN_DIR, num )
+        % ( QUAGGA_DIR, config_file, QUAGGA_RUN_DIR, num, QUAGGA_RUN_DIR, num )
 
     print zebra_cmd
     print quagga_cmd
@@ -313,32 +312,34 @@
     host.cmd( zebra_cmd )
     host.cmd( quagga_cmd )
 
+
 def startquaggahost5( host, num ):
     info( '*** Starting Quagga on %s\n' % host )
     zebra_cmd = \
-    '%s/zebra -d -f  ./zebra.conf -z %s/zserv%s.api -i %s/zebra%s.pid' \
-    % ( QUAGGA_DIR, QUAGGA_RUN_DIR, num, QUAGGA_RUN_DIR, num )
+        '%s/zebra -d -f  ./zebra.conf -z %s/zserv%s.api -i %s/zebra%s.pid' \
+        % ( QUAGGA_DIR, QUAGGA_RUN_DIR, num, QUAGGA_RUN_DIR, num )
     quagga_cmd = \
-    '%s/bgpd -d -f ./as4quaggas/quagga%s.conf -z %s/zserv%s.api -i %s/bgpd%s.pid'\
+        '%s/bgpd -d -f ./as4quaggas/quagga%s.conf -z %s/zserv%s.api -i %s/bgpd%s.pid'\
      % ( QUAGGA_DIR, num, QUAGGA_RUN_DIR, num, QUAGGA_RUN_DIR, num )
 
     host.cmd( zebra_cmd )
     host.cmd( quagga_cmd )
 
+
 def stopquagga():
     quietRun( 'sudo pkill -9 -f bgpd' )
     quietRun( 'sudo pkill -9 -f zebra' )
 
+
 def sdn1net():
     topo = SDNTopo()
     info( '*** Creating network\n' )
-   # time.sleep( 30 )
-    net = Mininet( topo = topo, controller = RemoteController )
-
+    # time.sleep( 30 )
+    net = Mininet( topo=topo, controller=RemoteController )
 
     spk1, spk2, spk3, p64514, p64515, p64516, p64517, p64518, p64519, p64520 = \
-    net.get( 'spk1', 'spk2', 'spk3',
-             'p64514', 'p64515', 'p64516', 'p64517', 'p64518', 'p64519', 'p64520' )
+        net.get( 'spk1', 'spk2', 'spk3',
+                 'p64514', 'p64515', 'p64516', 'p64517', 'p64518', 'p64519', 'p64520' )
 
     # Adding addresses to host64513_1 interface connected to sw24
     # for BGP peering
@@ -405,7 +406,6 @@
     p64520.setIP( "20.0.0.254", 8, "p64520-eth1.10" )
     p64520.setMAC( '00:00:00:00:00:20', 'p64520-eth1.10' )
 
-
     # enable forwarding on BGP peer hosts
     p64514.cmd( 'sysctl net.ipv4.conf.all.forwarding=1' )
     p64515.cmd( 'sysctl net.ipv4.conf.all.forwarding=1' )
@@ -428,7 +428,7 @@
 
     # Setup hosts in each non-SDN AS
     h64514, h64515, h64516, h64517, h64518, h64519, h64520 = \
-    net.get( 'h64514', 'h64515', 'h64516', 'h64517', 'h64518', 'h64519', 'h64520' )
+        net.get( 'h64514', 'h64515', 'h64516', 'h64517', 'h64518', 'h64519', 'h64520' )
     h64514.cmd( 'ifconfig h64514-eth0 4.0.0.1 up' )
     h64514.cmd( 'ip route add default via 4.0.0.254' )
     h64514.setIP( '192.168.0.44', 24, 'h64514-eth1' )  # for control plane
@@ -455,16 +455,16 @@
     swCtl100.cmd( 'ovs-vsctl set-fail-mode swCtl100 standalone' )
 
     # connect all switches to controller
-    '''
+    """
     for i in range ( 1, numSw + 1 ):
         swX = net.get( 'sw%s' % ( i ) )
         swX.cmd( 'ovs-vsctl set-controller sw%s tcp:%s:6653' % ( i, onos1IP ) )
-    '''
+    """
     # Start Quagga as the external BGP routers
-    '''
+    """
     for i in range ( 64514, 64516 + 1 ):
         startquagga( 'peer%s' % ( i ), i, 'quagga%s.conf' % ( i ) )
-    '''
+    """
     startquagga( p64514, 64514, 'quagga64514.conf' )
     startquagga( p64515, 64515, 'quagga64515.conf' )
     startquagga( p64516, 64516, 'quagga64516.conf' )
@@ -491,19 +491,18 @@
     stopsshd()
 
     hosts = [ p64514, p64515, p64516, p64517, p64518, p64519, p64520,
-              h64514, h64517, h64519 ];
+              h64514, h64517, h64519 ]
     startsshds( hosts )
     #
-    '''
+    """
     forwarding1 = '%s:2000:%s:2000' % ( '1.1.1.2', onos1IP )
     root.cmd( 'ssh -nNT -o "PasswordAuthentication no" \
     -o "StrictHostKeyChecking no" -l sdn -L %s %s & ' % ( forwarding1, onos1IP ) )
 
-    '''
+    """
     # time.sleep( 3000000000 )
     CLI( net )
 
-
     stopsshd()
     stopquagga()
     net.stop()