Find Dec 25ths that are Wednesdays.py

import math

def findDayOfWeek(month, day, year):
    
    monthCode = getMonthCode(month, year)
    yearCode = getYearCode(year)

    dayOfWeekNumber = day + monthCode + yearCode

    daysOfWeek = dict({
        0 : 'Saturday',
        1 : 'Sunday',
        2 : 'Monday',
        3 : 'Tuesday',
        4 : 'Wednesday',
        5 : 'Thursday',
        6 : 'Friday'
        })
    
    dayOfWeek = daysOfWeek[dayOfWeekNumber % 7]
    
    return dayOfWeek

def getMonthCode(month, year):
    
    monthCodes = dict({
        'january'   : 1,
        'february'  : 4,
        'march'     : 4,
        'april'     : 0,
        'may'       : 2,
        'june'      : 5,
        'july'      : 0,
        'august'    : 3,
        'september' : 6,
        'october'   : 1,
        'november'  : 4,
        'december'  : 6
        })
    
    if(isLeapYear(year)):
        monthCodes['january'] -= 1
        monthCodes['february'] -= 1

    return monthCodes[month.lower()]

def isLeapYear(year):

    if(year % 400 == 0):
        return True

    if(year % 100 == 0):
        return False

    if(year % 4 == 0):
        return True
    
    return False

def getYearCode(year):
    
    century = year // 100
    
    centuryCode = 6 - 2 * (century % 4)
    
    yy = year - 100 * century
    
    yearCode = yy + yy // 4 + centuryCode
    
    return yearCode

def checkDec25(year, maxYears):
    
    # dow = day of week
    dowOfDec25 = []

    maxYear = year + maxYears
    checkYear = year
    while(checkYear < maxYear):  # the 401st day will equal the 1st one
        dow = findDayOfWeek('December', 25, checkYear)
        dowOfDec25.append(dow)
        checkYear += 1

    return dowOfDec25


def arrayWithYears():
    arr = checkDec25(2000, 400)
    i = 0
    while i < len(arr):
        year = str(2000 + i)
        arr[i] = year + ": " + arr[i]
        i += 1
    return arr

# uncomment the line below to print a list of days of week in the 400 year span of Dec 25
print(arrayWithYears())

def findNumberOfWednesdays(lst, year, maxYears):
    count = 0
    i = 0
    dowOfDec25 = checkDec25(year, maxYears)
    while (i < len(dowOfDec25)):
        if dowOfDec25[i] == 'Wednesday':
            count += 1
        i += 1
    return count

def main():
    print(findNumberOfWednesdays(checkDec25(2000, 400), 2000, 400))
    print('of')
    print(400)

main()