Python实现中文数字与阿拉伯数字映射生成器(支持0-9999)的完整代码

import json


def number_to_chinese(num):
    """将0-9999的整数转换为中文数字"""
    units = ['', '十', '百', '千']
    digits = {0: '零', 1: '一', 2: '二', 3: '三', 4: '四',
              5: '五', 6: '六', 7: '七', 8: '八', 9: '九'}

    if num == 0:
        return digits[0]

    num_str = str(num)
    length = len(num_str)
    result = []
    has_zero = False  # 标记前一位是否是零

    for i, n in enumerate(num_str):
        n = int(n)
        pos = length - i - 1  # 当前位数（0=个位，1=十位...）

        if n == 0:
            if not has_zero and pos != 0:
                result.append(digits[0])
                has_zero = True
        else:
            if has_zero:
                result.pop()  # 删除前导零
                has_zero = False
            result.append(digits[n])
            if pos > 0:
                result.append(units[pos])

    # 处理10-19的特殊情况（如10→十，11→十一）
    if 10 <= num <= 19 and length == 2:
        result = result[1:] if num == 10 else ['十' + digits[int(num_str[1])]]

    return ''.join(result).replace('零千', '零').rstrip('零')


def validate_input(prompt):
    """验证用户输入是否为0-9999的整数"""
    while True:
        user_input = input(prompt)
        try:
            num = int(user_input)
            if 0 <= num <= 9999:
                return num
            print("错误：请输入0到9999之间的整数！")
        except ValueError:
            print("错误：输入必须为整数！")


def generate_mapping(max_num):
    """生成中文数字映射字典"""
    return {number_to_chinese(i): i for i in range(max_num + 1)}


def main():
    max_num = validate_input("请输入最大阿拉伯数字（0-9999）: ")
    mapping = generate_mapping(max_num)

    # 保存为JSON文件
    filename = f"chinese_numbers_{max_num}.json"
    with open(filename, 'w', encoding='utf-8') as f:
        json.dump(mapping, f, ensure_ascii=False, indent=2)

    print(f"生成成功！映射文件已保存为 {filename}")

    # 读取JSON文件
    with open(filename, 'r', encoding='utf-8') as f:
        loaded_dict = json.load(f)
        print("成功读取字典：", loaded_dict)


if __name__ == "__main__":
    main()

请输入最大阿拉伯数字（0-9999）: abc
错误：输入必须为整数！
请输入最大阿拉伯数字（0-9999）: 10000
错误：请输入0到9999之间的整数！

{
  "零": 0,
  "一": 1,
  "二": 2,
  "三": 3,
  "四": 4,
  "五": 5,
  "六": 6,
  "七": 7,
  "八": 8,
  "九": 9,
  "十": 10
}