python手機號碼運營商歸屬測試

#手機號碼測試：
def number_test():
    while True:
        number = input('Please enter your phone number:')
        CN_mobile = [134,135,136,137,138,139,150,151,152,157,158,159,182,183,184,187,188,147,178,1705]
        CN_union = [130, 131, 132, 155, 156, 185, 186, 145, 176, 1709]
        CN_dianxin = [133,153,180,181,189,177,1700]
        first_three = int(number[0:3])
        first_four = int(number[0:4])
        if len(number) == 11:
            if first_three in CN_mobile or first_four in CN_mobile:
                print ('Operator: China Mobile!')
                print ('we are sending message code to you phone',number)
                break
            elif first_three in CN_union or first_four in CN_union:
                print ('Operator: China Union!')
                print ('we are sending message code to you phone',number)
                break
            elif first_three in CN_dianxin or first_four in CN_dianxin:
                print('Operator: China Dianxin!')
                print('we are sending message code to you phone', number)
                break
            else:
                print ('invalid input number!')
        else:
            print ('invalid numbers,You number should be 11th')
number_test()

測試結果如下：