input: def remove_item(list_input, item_to_remove):
      """
      Removes all occurrences of a given item from a list.
  
      >>> remove_item([1, 2, 3, 4, 2, 5, 2], 2)
      [1, 3, 4, 5]
      """
      return [i for i in list_input if i != item_to_remove]
output:     return [i for i in list_input if i != item_to_remove]