Fix whitespace issues

Change-Id: I7c96843996f4847f9e15022f1dc6cd85e8a092f7
diff --git a/TestON/examples/StepParams/StepParams.py b/TestON/examples/StepParams/StepParams.py
index 10cfd69..7e4c2fa 100644
--- a/TestON/examples/StepParams/StepParams.py
+++ b/TestON/examples/StepParams/StepParams.py
@@ -16,24 +16,24 @@
     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/>.
+'''
 class StepParams:
-    ''' 
+    '''
     This example shows the usage of the STEP level parameters, in params file the
     [[CASE1]]
     [[[STEP1]]]
         'host'  = 'h2'
-    
+
     We can get this STEP level parameter like :
     main.params['CASE1']['STEP1']['host']
-    
-    
-    ofautomation>run StepParams example 1       
+
+
+    ofautomation>run StepParams example 1
     '''
     def __init__(self):
         self.default = ""
-                
+
     def CASE1(self,main):
         '''
         This example will showcase the usage of STEP level parameters to specify the host as h2
@@ -42,8 +42,8 @@
         main.step("Host IP Checking using checkIP")
         result = main.Mininet1.checkIP(main.params['CASE1']['STEP1']['host'])
         main.step("Verifying the result")
-        utilities.assert_equals(expect=main.TRUE,actual=result,onpass="Host h2 IP address configured",onfail="Host h2 IP address didn't configured") 
-        
+        utilities.assert_equals(expect=main.TRUE,actual=result,onpass="Host h2 IP address configured",onfail="Host h2 IP address didn't configured")
+
 
     def CASE2(self,main):
         '''
@@ -53,4 +53,4 @@
         main.step("Host IP Checking using checkIP")
         result = main.Mininet1.checkIP(main.params['CASE2']['STEP1']['host'])
         main.step("Verifying the result")
-        utilities.assert_equals(expect=main.TRUE,actual=result,onpass="Host h3 IP address configured",onfail="Host h3 IP address didn't configured")             
+        utilities.assert_equals(expect=main.TRUE,actual=result,onpass="Host h3 IP address configured",onfail="Host h3 IP address didn't configured")