Write_a_function.py

def is_leap(year):
    leap = False
    
    if year % 400 ==0:
        return True 
        
    elif year % 100 == 0:
        return False
            
    elif year % 4 ==0:
        return True
            
    else:
        return False
                
year = int(input())
print(is_leap(year))