Determine whether the entered year is a leap year or not .

isLeapYear.py

def is_leap_year(year):
    if (year % 4 == 0 and year % 100 != 0) or (year % 400 == 0):
        return True
    return False

year = int(input("Enter a year: "))
if is_leap_year(year):
    print("Leap year")
else:
    print("Not a leap year")