code: def tuple_replace(tup, *pairs):
      
      tuple_list = list(tup)
      for index, value in pairs:
          tuple_list[index] = value
      return tuple(tuple_list)
docs: Return a copy of a tuple with some elements replaced.
  
      :param tup: The tuple to be copied.
      :param pairs: Any number of (index, value) tuples where index is the index
          of the item to replace and value is the new value of the item.