Python_查询手机供应商

 def Seach_Phone_Nmuber_operator():
     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_telecom = [133,153,180,181,189,177,1700]

     phone_nmu = input('请输入要查询的手机号:')
     qc_rd = phone_nmu[0:3]
     if len(phone_nmu) == 11:
         if phone_nmu.isdigit():
             if int(qc_rd) in CN_mobile:
                 print("您输入的手机号是：",phone_nmu)
                 print("供应商：中国移动 \n")
             elif int(qc_rd) in CN_union:
                 print("您输入的手机号是：", phone_nmu)
                 print("供应商：中国联通 \n" )
             elif int(qc_rd) in CN_telecom:
                 print("您输入的手机号是：", phone_nmu)
                 print("供应商：中国电信\n")
             else:
                 print("您输入的手机号号段不正确，请重新输入 \n")
         else:
             print("无效的手机号，输入的手机号必须是11位数字 \n")
     else:
         print("无效的手机号，请输入11位数字的手机号 \n")
     i = 1
     while i > 0:
         Seach_Phone_Nmuber_operator()
 Seach_Phone_Nmuber_operator()