# 判斷是否包含小數(shù)點，還有判斷是否只包含小數(shù)點和數(shù)字的這邊沒寫出來
def is_contain_dot(check_str):
    check_str = str(check_str)
    for ch in check_str:
        if ch == '.':
            return True
    return False

def digital_to_Upper(moneystr):

    nums = {0: '零', 1: '壹', 2: '貳', 3: '叁', 4: '肆', 5: '伍', 6: '陸', 7: '柒', 8: '捌', 9: '玖'}
    decimal_label = ['角', '分']
    small_int_label = {0: '', 1: '拾', 2: '佰', 3: '仟', 4: '萬', 5: '拾', 6: '佰', 7: '仟', 8: '億'}
    decimal_part = ''
    integer_part_list = []
    integer_part = ''
    # 包含小數(shù)點，則分成整數(shù)部分和小數(shù)部分
    if is_contain_dot(moneystr) is True:
        integer, decimal = str(moneystr).split('.', 1)
        if len(decimal)>2:
            # print('小數(shù)部分超出')
            return ('小數(shù)部分超出范圍')
        elif len(integer)>9:
            return ('還沒見過這么多錢')
        # 處理小數(shù)部分，只處理到百分位
        for i, j in enumerate(decimal):
            """
            i: 記錄循環(huán)次數(shù)
            """
            if j == '0' and decimal[-1] != '0':
                decimal_part += nums[int(j)]
            elif j == '0' and decimal[-1] == '0':
                pass
            else:
                decimal_part += (nums[int(j)] + decimal_label[i])
    # 不包含小數(shù)點，則為整數(shù)部分
    else:
        integer = str(moneystr)
        if len(integer)>9:
            return ('還沒見過這么多錢')

    
    """
    處理整數(shù)部分,到億；這邊的處理辦法是從低位往高位讀，遇到0，判斷前一位是否為0，前一位為0的情況則不讀，如果前一位不為0，則讀0。
    """
    if integer != '' and int(integer) != 0:
        integer_part_list.insert(0, '元')
    for n, m in enumerate(integer[::-1]):

        if n == 0 and m == '0':
            pass
        else:
            # 當(dāng)前為0 同時在萬位，并且輸入不為0時插入“萬”
            if m=='0' and n==4 and int(integer) != 0:
                integer_part_list.insert(0, '萬')

            elif m=='0' and integer[::-1][n-1] != '0':
                integer_part_list.insert(0, (nums[int(m)]))

            elif m == '0' and integer[::-1][n-1] == '0':
                pass
            else:
                integer_part_list.insert(0, (nums[int(m)] + small_int_label[n]))
    integer_part = ''.join(integer_part_list)
    return (integer_part+decimal_part)
            
          

完整版:https://github.com/rotateX/MoneyTransform