text: #  File:       roman_numerals.py
  #  Purpose:    Function to convert from normal numbers to Roman Numerals.
  #  Programmer: Amal Shehu
  #  Course:     Exercism
  #  Date:       Saturday 17 September 2016, 03:30 PM
  
  numerals = tuple(zip(
      (1000, 900, 500, 400, 100, 90, 50, 40, 10, 9, 5, 4, 1),
      ('M', 'CM', 'D', 'CD', 'C', 'XC', 'L', 'XL', 'X', 'IX', 'V', 'IV', 'I')
  ))
  
  
  def numeral(num):
      roman = []
      for number, numeral in numerals:
          swing = num // number
          roman.append(numeral * swing)
          num -= number * swing
      return ''.join(roman)
  