Two lesson two | Python Fiddle

# By Websten from forums
#
# Given your birthday and the current date, calculate your age in days. 
# Account for leap days. 
#
# Assume that the birthday and current date are correct dates (and no 
# time travel). 
#
# year1 - дата рождения
# year2 - текущая дата

def daysBetweenDates(year1, month1, day1, year2, month2, day2):
    
    year=year2-year1
    month=month2-month1
    day=day2-day1
    age=day+month*30+year*365
    
    #print '1 ',age
    
    year3=year1
    
    i400,i100,i4=0,0,0
    
    
    while year3<=year2:
        if year3%400==0:
            i400=i400+1    
        if year3%100==0:
            i100=i100+1
        if year3%4==0:
            i4=i4+1
        year3=year3+1
        
    
    age=age+i4-i100+i400
    
    if month2 == 2 or month1 == 2:
        if day2 <29 or day1 <29:
            age=age-1
    
        
    #while year3<year2:
    #    if year3%400==0:
    #        age=age+1
    #    if year3%4==0:
    #        age=age+1
    #    year3=year3+1
    #
    # print '2 ',age
        
    #if year1%4==0 or year1%400==0:
    #    if year1%
    #    if month1>2:
    #        age=age+1
    
    # print '3 ',age
    
    # if year2%4==0 or year2%400==0:
    #    if month2>2:
    #        age=age+1
    #       
    #print '4 ',age
    
    month3=month1
    
    if month2>month1:
        while month3<month2:
            if month3==1 or month3==3 or month3==5 or month3==7 or month3==8 or month3==10 or month3==12:
                age=age+1
                #print '5 ',age, month3
            if month3==2:
                age=age-2
                #print '6 ',age
            month3=month3+1    
    #
    #print '7 ',age
    
    if month2<month1:
        while 12-month3<month2:
            if month3==1 or month3==3 or month3==5 or month3==7 or month3==8 or month3==10 or month3==12:
                age=age+1
            if month3==2:
                age=age-2
            month3=month3+1
    #
    #print '8 ',age        
   
    return age
    ##
    # Your code here.
    ##

print daysBetweenDates(2011,6,30,2012,6,30)

# Test routine

def test():
    test_cases = [((2012,1,1,2012,2,28), 58), 
                  ((2012,1,1,2012,3,1), 60),
                  ((2011,6,30,2012,6,30), 366),
                  ((2011,1,1,2012,8,8), 585 ),
                  ((1900,1,1,1999,12,31), 36523)]
    for (args, answer) in test_cases:
        result = daysBetweenDates(*args)
        if result != answer:
            print "Test with data:", args, "failed"
        else:
            print "Test case passed!"

test()

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