code: def ssn(self):
          
  
          newID = str(self.generator.random.randrange(111111, 99999999))
          newID = newID.zfill(8)
          theSum = 0
          indexRange = [0, 2, 4, 6]
          for i in indexRange:
              digit = newID[i]
              num = int(digit)
              theSum = theSum + num
              num = int(newID[i + 1]) * 2
              if num > 9:
                  num = int(str(num)[0]) + int(str(num)[1])
              theSum = theSum + num
          lastDigit = theSum % 10
          if lastDigit != 0:
              lastDigit = 10 - lastDigit
  
          return str(newID) + str(lastDigit)
docs: Returns an Israeli identity number, known as Teudat Zehut ("tz").
  
          https://en.wikipedia.org/wiki/Israeli_identity_card