python:将两个数字转换为单词

def number_to_words(num1, num2):
    # 定义数字对应的单词
    words = {
        0: 'zero',
        1: 'one',
        2: 'two',
        3: 'three',
        4: 'four',
        5: 'five',
        6: 'six',
        7: 'seven',
        8: 'eight',
        9: 'nine',
        10: 'ten',
        11: 'eleven',
        12: 'twelve',
        13: 'thirteen',
        14: 'fourteen',
        15: 'fifteen',
        16: 'sixteen',
        17: 'seventeen',
        18: 'eighteen',
        19: 'nineteen',
        20: 'twenty',
        30: 'thirty',
        40: 'forty',
        50: 'fifty',
        60: 'sixty',
        70: 'seventy',
        80: 'eighty',
        90: 'ninety',
        100: 'hundred',
        1000: 'thousand',
        1000000: 'million',
        1000000000: 'billion',
    }

    # 将数字转换为单词
    def convert(num):
        if num < 20:
            return words[num]
        elif num < 100:
            tens = num // 10 * 10
            ones = num % 10
            return words[tens] + ' ' + words[ones] if ones != 0 else words[tens]
        elif num < 1000:
            hundreds = num // 100
            remainder = num % 100
            return words[hundreds] + ' ' + words[100] + ' ' + convert(remainder) if remainder != 0 else words[hundreds] + ' ' + words[100]
        else:
            for i in [1000000000, 1000000, 1000]:
                if num >= i:
                    quotient = num // i
                    remainder = num % i
                    return convert(quotient) + ' ' + words[i] + ' ' + convert(remainder) if remainder != 0 else convert(quotient) + ' ' + words[i]

    # 转换第一个数字
    result1 = convert(num1)
    # 转换第二个数字
    result2 = convert(num2)

    return result1, result2

# 示例调用
num1 = 123
num2 = 456
result = number_to_words(num1, num2)
print(result)

('one hundred twenty three', 'four hundred fifty six')