input: 
  def combine_list(array1, array2):
      """ Combine the elements of two lists into a list of tuples.
      >>> combine_list([1, 2, 3], [4, 5, 6])
      [(1, 4), (2, 5), (3, 6)]
      >>> combine_list(['a', 'b', 'c'], [7, 8, 9])
      [('a', 7), ('b', 8), ('c', 9)]
      """
      return list(zip(array1, array2))
  
output:     return list(zip(array1, array2))