input: def remove_item(lst: List[int], item: int) -> List[int]:
      """ Remove all occurrences of an item from a given list.
      >>> remove_item([1, 2, 3, 4, 2, 5, 2], 2)
      [1, 3, 4, 5]
      """
output:     while item in lst:
          lst.remove(item)
      return lst