from datetime import datetime def to_time( delta ): months = int( delta.days/30 ) days = delta.days hours = delta.days*24 minutes = delta.days*24*60 return 'months : {}, days : {}, hours : {}, and minutes : {}'.format( months, days, hours, minutes ) def age_to_time( age ): delta = datetime.now() - datetime.now().replace( year=datetime.now().year-age ) return to_time( delta ) def birthday_to_time( birthday ): birthday = datetime.strptime( birthday, "%Y-%m-%d" ) delta = datetime.now() - birthday return to_time( delta ) age = int( input('How old are you? ') ) print( age_to_time(age) ) birthday = input( 'What is your birth date?(YYYY-MM-DD) ') print( birthday_to_time(birthday) )