speech module

gistfile1.py

FIRST_TEN = ["one", "two", "three", "four", "five", "six", "seven",
             "eight", "nine"]
SECOND_TEN = ["ten", "eleven", "twelve", "thirteen", "fourteen", "fifteen",
              "sixteen", "seventeen", "eighteen", "nineteen"]
OTHER_TENS = ["twenty", "thirty", "forty", "fifty", "sixty", "seventy",
              "eighty", "ninety"]
HUNDRED = "hundred"


def checkio(number):
    FT = {str(k):v for k,v in enumerate(FIRST_TEN, 1)}
    ST = {str(k):v for k,v in enumerate(SECOND_TEN)}
    OT = {str(k):v for k,v in enumerate(OTHER_TENS, 2)}
    HD = HUNDRED
    say = list()
    num = list(str(number))
    length = len(num)
    if length == 3:
        say.append(FT.get(num[0]))
        say.append(HD)
        if say.append(OT.get(num[1])) is None:
            if num[1] == '1':
                say.append(ST.get(num[2]))
            else:
                say.append(FT.get(num[2]))
    elif length == 2:
        if say.append(OT.get(num[0])) is None:
            if num[0] == '1':
                say.append(ST.get(num[1]))
            else:
                say.append(FT.get(num[1]))
    elif length == 1:
        say.append(FT[num[0]])
    
    while None in say:
        say.remove(None)
    return ' '.join(say)