input: def rewrite_with_comprehension():
      """ Rewrite the given Python code by introducing list comprehensions.
      >>> rewrite_with_comprehension()
      [2, 4, 6, 8, 10, 12, 14, 16, 18, 20]
      """
output:     numbers = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]
      result = [x * 2 for x in numbers]
      return result