Fixed traceback printExc() to print_exc() in onosdriver and both of the mininet driver
diff --git a/TestON/drivers/common/cli/emulator/mininetclidriver.py b/TestON/drivers/common/cli/emulator/mininetclidriver.py
index 7032dff..41d65a6 100644
--- a/TestON/drivers/common/cli/emulator/mininetclidriver.py
+++ b/TestON/drivers/common/cli/emulator/mininetclidriver.py
@@ -882,7 +882,7 @@
             main.exit()
         except:
             main.log.info( self.name + ":" * 50 )
-            main.log.error( traceback.printExc() )
+            main.log.error( traceback.print_exc() )
             main.log.info( ":" * 50 )
             main.cleanup()
             main.exit()
@@ -1250,7 +1250,7 @@
             main.exit()
         except:
             main.log.info( self.name + ":" * 50 )
-            main.log.error( traceback.printExc() )
+            main.log.error( traceback.print_exc() )
             main.log.info( ":" * 50 )
             main.cleanup()
             main.exit()
@@ -1269,7 +1269,7 @@
             main.exit()
         except:
             main.log.info( self.name + ":" * 50 )
-            main.log.error( traceback.printExc() )
+            main.log.error( traceback.print_exc() )
             main.log.info( ":" * 50 )
             main.cleanup()
             main.exit()
diff --git a/TestON/drivers/common/cli/emulator/remotemininetdriver.py b/TestON/drivers/common/cli/emulator/remotemininetdriver.py
index e2e00e1..f5982bf 100644
--- a/TestON/drivers/common/cli/emulator/remotemininetdriver.py
+++ b/TestON/drivers/common/cli/emulator/remotemininetdriver.py
@@ -326,7 +326,7 @@
         except:
             main.log.info(
                     self.name + ":" * 60 )
-            main.log.error( traceback.printExc() )
+            main.log.error( traceback.print_exc() )
             main.log.info( ":" * 80 )
             main.cleanup()
             main.exit()
@@ -346,7 +346,7 @@
         except:
             main.log.info(
                     self.name + ":" * 60 )
-            main.log.error( traceback.printExc() )
+            main.log.error( traceback.print_exc() )
             main.log.info( ":" * 80 )
             main.cleanup()
             main.exit()
@@ -577,7 +577,7 @@
                             self.name +
                             ": Timeout exception in setIpTables function" )
                     except:
-                        main.log.error( traceback.printExc() )
+                        main.log.error( traceback.print_exc() )
                         main.cleanup()
                         main.exit()
                 else:
@@ -620,7 +620,7 @@
                             self.name +
                             ": Timeout exception in setIpTables function" )
                     except:
-                        main.log.error( traceback.printExc() )
+                        main.log.error( traceback.print_exc() )
                         main.cleanup()
                         main.exit()
                 else:
diff --git a/TestON/drivers/common/cli/onosdriver.py b/TestON/drivers/common/cli/onosdriver.py
index 5eae84d..c92a608 100644
--- a/TestON/drivers/common/cli/onosdriver.py
+++ b/TestON/drivers/common/cli/onosdriver.py
@@ -68,7 +68,7 @@
             main.exit()
         except:
             main.log.info( self.name + ":" * 30 )
-            main.log.error( traceback.printExc() )
+            main.log.error( traceback.print_exc() )
             main.log.info( ":" * 30 )
             main.cleanup()
             main.exit()
@@ -215,7 +215,7 @@
             main.exit()
         except:
             main.log.info( self.name + ":" * 60 )
-            main.log.error( traceback.printExc() )
+            main.log.error( traceback.print_exc() )
             main.log.info( ":" * 60 )
             main.cleanup()
             main.exit()
@@ -323,7 +323,7 @@
             main.exit()
         except:
             main.log.info( self.name + ":" * 60 )
-            main.log.error( traceback.printExc() )
+            main.log.error( traceback.print_exc() )
             main.log.info( ":" * 80 )
             main.cleanup()
             main.exit()
@@ -438,7 +438,7 @@
             main.exit()
         except:
             main.log.info( self.name + ":" * 60 )
-            main.log.error( traceback.printExc() )
+            main.log.error( traceback.print_exc() )
             main.log.info( ":" * 80 )
             main.cleanup()
             main.exit()
@@ -491,7 +491,7 @@
             main.exit()
         except:
             main.log.info( self.name + ":" * 60 )
-            main.log.error( traceback.printExc() )
+            main.log.error( traceback.print_exc() )
             main.log.info( ":" * 80 )
             main.cleanup()
             main.exit()
@@ -576,7 +576,7 @@
             main.exit()
         except:
             main.log.info( self.name + ":::::::::" )
-            main.log.error( traceback.printExc() )
+            main.log.error( traceback.print_exc() )
             main.log.info( ":::::::" )
             main.cleanup()
             main.exit()
@@ -615,7 +615,7 @@
             main.exit()
         except:
             main.log.info( self.name + " ::::::" )
-            main.log.error( traceback.printExc() )
+            main.log.error( traceback.print_exc() )
             main.log.info( self.name + " ::::::" )
             main.cleanup()
             main.exit()
@@ -650,7 +650,7 @@
             main.exit()
         except:
             main.log.info( self.name + " ::::::" )
-            main.log.error( traceback.printExc() )
+            main.log.error( traceback.print_exc() )
             main.log.info( self.name + " ::::::" )
             main.cleanup()
             main.exit()
@@ -711,7 +711,7 @@
             main.exit()
         except:
             main.log.info( self.name + " ::::::" )
-            main.log.error( traceback.printExc() )
+            main.log.error( traceback.print_exc() )
             main.log.info( self.name + " ::::::" )
             main.cleanup()
             main.exit()
@@ -766,7 +766,7 @@
             main.exit()
         except:
             main.log.info( self.name + " ::::::" )
-            main.log.error( traceback.printExc() )
+            main.log.error( traceback.print_exc() )
             main.log.info( self.name + " ::::::" )
             main.cleanup()
             main.exit()
@@ -804,7 +804,7 @@
             main.exit()
         except:
             main.log.info( self.name + " ::::::" )
-            main.log.error( traceback.printExc() )
+            main.log.error( traceback.print_exc() )
             main.log.info( self.name + " ::::::" )
             main.cleanup()
             main.exit()
@@ -842,7 +842,7 @@
             main.exit()
         except:
             main.log.info( self.name + " ::::::" )
-            main.log.error( traceback.printExc() )
+            main.log.error( traceback.print_exc() )
             main.log.info( self.name + " ::::::" )
             main.cleanup()
             main.exit()
@@ -871,7 +871,7 @@
             main.exit()
         except:
             main.log.info( self.name + " ::::::" )
-            main.log.error( traceback.printExc() )
+            main.log.error( traceback.print_exc() )
             main.log.info( self.name + " ::::::" )
             main.cleanup()
             main.exit()
@@ -904,7 +904,7 @@
             main.exit()
         except:
             main.log.info( self.name + " ::::::" )
-            main.log.error( traceback.printExc() )
+            main.log.error( traceback.print_exc() )
             main.log.info( self.name + " ::::::" )
             main.cleanup()
             main.exit()
@@ -950,7 +950,7 @@
             main.exit()
         except:
             main.log.info( self.name + " ::::::" )
-            main.log.error( traceback.printExc() )
+            main.log.error( traceback.print_exc() )
             main.log.info( self.name + " ::::::" )
             main.cleanup()
             main.exit()
@@ -987,7 +987,7 @@
             main.exit()
         except:
             main.log.info( self.name + " ::::::" )
-            main.log.error( traceback.printExc() )
+            main.log.error( traceback.print_exc() )
             main.log.info( self.name + " ::::::" )
             main.cleanup()
             main.exit()
@@ -1026,7 +1026,7 @@
             main.exit()
         except:
             main.log.info( self.name + " ::::::" )
-            main.log.error( traceback.printExc() )
+            main.log.error( traceback.print_exc() )
             main.log.info( self.name + " ::::::" )
             main.cleanup()
             main.exit()
@@ -1060,7 +1060,7 @@
             main.exit()
         except:
             main.log.info( self.name + " ::::::" )
-            main.log.error( traceback.printExc() )
+            main.log.error( traceback.print_exc() )
             main.log.info( self.name + " ::::::" )
             main.cleanup()
             main.exit()
@@ -1124,7 +1124,7 @@
             main.exit()
         except:
             main.log.info( self.name + " ::::::" )
-            main.log.error( traceback.printExc() )
+            main.log.error( traceback.print_exc() )
             main.log.info( self.name + " ::::::" )
             main.cleanup()
             main.exit()
@@ -1172,7 +1172,7 @@
             main.exit()
         except:
             main.log.info( self.name + " ::::::" )
-            main.log.error( traceback.printExc() )
+            main.log.error( traceback.print_exc() )
             main.log.info( self.name + " ::::::" )
             main.cleanup()
             main.exit()
@@ -1242,7 +1242,7 @@
             main.exit()
         except:
             main.log.info( self.name + " ::::::" )
-            main.log.error( traceback.printExc() )
+            main.log.error( traceback.print_exc() )
             main.log.info( self.name + " ::::::" )
             main.cleanup()
             main.exit()
@@ -1367,7 +1367,7 @@
             main.exit()
         except:
             main.log.info( self.name + " ::::::" )
-            main.log.error( traceback.printExc() )
+            main.log.error( traceback.print_exc() )
             main.log.info( self.name + " ::::::" )
             main.cleanup()
             main.exit()
@@ -1429,7 +1429,7 @@
         except:
             main.log.error( "Copying files failed" )
             main.log.info( self.name + " ::::::" )
-            main.log.error( traceback.printExc() )
+            main.log.error( traceback.print_exc() )
             main.log.info( self.name + " ::::::" )
 
     def checkLogs( self, onosIp ):
@@ -1451,7 +1451,7 @@
         except:
             main.log.error( "Some error in check_logs:" )
             main.log.info( self.name + " ::::::" )
-            main.log.error( traceback.printExc() )
+            main.log.error( traceback.print_exc() )
             main.log.info( self.name + " ::::::" )
 
     def onosStatus( self, node="" ):
@@ -1485,7 +1485,7 @@
             main.exit()
         except:
             main.log.info( self.name + " ::::::" )
-            main.log.error( traceback.printExc() )
+            main.log.error( traceback.print_exc() )
             main.log.info( self.name + " ::::::" )
             main.cleanup()
             main.exit()