如何从一个列表的所有列表中删除一个元素？

def remove_element_from_lists(lists, target):
    for lst in lists:
        if target in lst:
            lst.remove(target)

# 示例用法
lists = [[1, 2, 3], [4, 5, 6], [7, 8, 9]]
target = 5
remove_element_from_lists(lists, target)
print(lists)  # 输出：[[1, 2, 3], [4, 6], [7, 8, 9]]