Update train_block.tsv

train_block.tsv

@@ -22,7 +22,7 @@ Else assign to count the count of options	else: \n         iface = options.iface
 Else assign to iface the value iface of options	else: \n         iface = options.iface
 If thresh of options is not None assign to THRESH the value thresh of options	if options.thresh != None: \n         THRESH = options.thresh
 Else Assign to msgDirection the concatenation of From, the function str with argument row at position 1 and :	else: \n
-nan	exit(0)
+Exit with value 0	exit(0)
 except call method Call method acquire on screenLock with no arguments	except: \n screenLock.acquire()
 Else Call the function printNets with arguments username and password	else: \n         printNets(username, password)
 If pcapFile of options is equal to None Call the exit function with argument 0	if options.pcapFile == None: \n         exit(0)