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First solution in Clear category for Speech Module by AdamToth
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 one_digit(n):
return FIRST_TEN[n]
def two_digits(n):
if n < 10:
return one_digit(n)
if n < 20:
return SECOND_TEN[n - 10]
else:
return ' '.join(filter(bool, (OTHER_TENS[n // 10 - 2], one_digit(n % 10))))
def three_digits(n):
if n < 100:
return two_digits(n)
return ' '.join(filter(bool, (FIRST_TEN[n // 100], HUNDRED, two_digits(n % 100))))
def checkio(number):
return three_digits(number)
if __name__ == '__main__':
#These "asserts" using only for self-checking and not necessary for auto-testing
assert checkio(4) == 'four', "1st example"
assert checkio(133) == 'one hundred thirty three', "2nd example"
assert checkio(12) == 'twelve', "3rd example"
assert checkio(101) == 'one hundred one', "4th example"
assert checkio(212) == 'two hundred twelve', "5th example"
assert checkio(40) == 'forty', "6th example"
assert not checkio(212).endswith(' '), "Don't forget strip whitespaces at the end of string"
Jan. 30, 2015
