laptimer.py

# importing libraries 
import time 


# Timer starts 
starttime=time.time() 
lasttime=starttime 
lapnum=1

print("Press ENTER to count laps.\nPress CTRL+C to stop") 

try: 
	while True: 
			
		# Input for the ENTER key press 
		input() 

		# The current lap-time 
		laptime=round((time.time() - lasttime), 2) 

		# Total time elapsed 
		# since the timer started 
		totaltime=round((time.time() - starttime), 2) 

		# Printing the lap number, 
		# lap-time and total time 
		print("Lap No. "+str(lapnum)) 
		print("Total Time: "+str(totaltime)) 
		print("Lap Time: "+str(laptime)) 
			
		print("*"*20) 

		# Updating the previous total time 
		# and lap number 
		lasttime=time.time() 
		lapnum+=1

# Stopping when CTRL+C is pressed 
except KeyboardInterrupt: 
	print("Done")