diff --git a/TestON/drivers/common/cli/remotetestbed/remotevmdriver.py b/TestON/drivers/common/cli/remotetestbed/remotevmdriver.py
index 4592e71..4f97854 100644
--- a/TestON/drivers/common/cli/remotetestbed/remotevmdriver.py
+++ b/TestON/drivers/common/cli/remotetestbed/remotevmdriver.py
@@ -1,14 +1,14 @@
 #!/usr/bin/env python
-'''
+"""
 Created on 12-Feb-2013
 
-@author: Anil Kumar (anilkumar.s@paxterrasolutions.com)
+author:: Anil Kumar ( anilkumar.s@paxterrasolutions.com )
 
 
     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
@@ -16,12 +16,11 @@
     GNU General Public License for more details.
 
     You should have received a copy of the GNU General Public License
-    along with TestON.  If not, see <http://www.gnu.org/licenses/>.		
+    along with TestON.  If not, see <http://www.gnu.org/licenses/>.
 
 
 RemoteVMDriver is the basic driver which will handle the Mininet functions
-'''
-
+"""
 import pexpect
 import struct
 import fcntl
@@ -31,68 +30,100 @@
 import sys
 import time
 
-sys.path.append("../")
+sys.path.append( "../" )
 
 from drivers.common.cli.remotetestbeddriver import RemoteTestBedDriver
 
-class RemoteVMDriver(RemoteTestBedDriver):
-    '''
-        RemoteVMDriver is the basic driver which will handle the Mininet functions
-    '''
-    def __init__(self):
-        super(RemoteTestBedDriver, self).__init__()
-        
-    def connect(self,**connectargs):
-        for key in connectargs:
-            vars(self)[key] = connectargs[key]
-        
-        self.name = self.options['name']
 
-        self.handle = super(RemoteVMDriver,self).connect(user_name = self.user_name, ip_address = self.ip_address,port = self.port, pwd = self.pwd)
-        if self.handle :
-            main.log.info(self.name+" connected successfully ")  
+class RemoteVMDriver( RemoteTestBedDriver ):
+
+    """
+        RemoteVMDriver is the basic driver which will handle the Mininet functions
+    """
+    def __init__( self ):
+        super( RemoteTestBedDriver, self ).__init__()
+
+    def connect( self, **connectargs ):
+        for key in connectargs:
+            vars( self )[ key ] = connectargs[ key ]
+
+        self.name = self.options[ 'name' ]
+
+        self.handle = super(
+            RemoteVMDriver,
+            self ).connect(
+            user_name=self.user_name,
+            ip_address=self.ip_address,
+            port=self.port,
+            pwd=self.pwd )
+        if self.handle:
+            main.log.info( self.name + " connected successfully " )
             return self.handle
         return main.TRUE
-    def SSH(self,**connectargs):
+
+    def SSH( self, **connectargs ):
         for key in connectargs:
-            vars(self)[key] = connectargs[key]
-        
-        '''
+            vars( self )[ key ] = connectargs[ key ]
+
+        """
            Connection will establish to the remote host using ssh.
            It will take user_name ,ip_address and password as arguments<br>
-           and will return the handle. 
-        '''
+           and will return the handle.
+        """
         for key in connectargs:
-            vars(self)[key] = connectargs[key]
-            
+            vars( self )[ key ] = connectargs[ key ]
+
         ssh_newkey = 'Are you sure you want to continue connecting'
-        refused = "ssh: connect to host "+self.ip_address+" port 22: Connection refused"
+        refused = "ssh: connect to host " + \
+            self.ip_address + " port 22: Connection refused"
         if self.port:
-            self.handle.sendline('ssh -p '+self.port+' '+self.user_name+'@'+self.ip_address)
-        else :
-            self.handle.sendline('ssh '+self.user_name+'@'+self.ip_address)
-            self.handle.sendline("\r")
-            
-        i=self.handle.expect([ssh_newkey,'password:',pexpect.EOF,pexpect.TIMEOUT,refused],120)
-        
-        if i==0:    
-            main.log.info("ssh key confirmation received, send yes")
-            self.handle.sendline('yes')
-            i=self.handle.expect([ssh_newkey,'password:',pexpect.EOF])
-        if i==1:
-            main.log.info("ssh connection asked for password, gave password")
-            self.handle.sendline(self.pwd)
-            self.handle.expect('>|#|$')
-            
-        elif i==2:
-            main.log.error("Connection timeout")
+            self.handle.sendline(
+                'ssh -p ' +
+                self.port +
+                ' ' +
+                self.user_name +
+                '@' +
+                self.ip_address )
+        else:
+            self.handle.sendline(
+                'ssh ' +
+                self.user_name +
+                '@' +
+                self.ip_address )
+            self.handle.sendline( "\r" )
+
+        i = self.handle.expect( [ ssh_newkey,
+                                  'password:',
+                                  pexpect.EOF,
+                                  pexpect.TIMEOUT,
+                                  refused ],
+                                120 )
+
+        if i == 0:
+            main.log.info( "ssh key confirmation received, send yes" )
+            self.handle.sendline( 'yes' )
+            i = self.handle.expect( [ ssh_newkey, 'password:', pexpect.EOF ] )
+        if i == 1:
+            main.log.info( "ssh connection asked for password, gave password" )
+            self.handle.sendline( self.pwd )
+            self.handle.expect( '>|#|$' )
+
+        elif i == 2:
+            main.log.error( "Connection timeout" )
             return main.FALSE
-        elif i==3: #timeout
-            main.log.error("No route to the Host "+self.user_name+"@"+self.ip_address)
+        elif i == 3:  # timeout
+            main.log.error(
+                "No route to the Host " +
+                self.user_name +
+                "@" +
+                self.ip_address )
             return main.FALSE
-        elif i==4:
-            main.log.error("ssh: connect to host "+self.ip_address+" port 22: Connection refused")
+        elif i == 4:
+            main.log.error(
+                "ssh: connect to host " +
+                self.ip_address +
+                " port 22: Connection refused" )
             return main.FALSE
 
-        self.handle.sendline("\r")        
+        self.handle.sendline( "\r" )
         return main.TRUE