Python list.index在找不到索引时抛出异常

my_list = [1, 2, 3, 4, 5]
element = 6

if element in my_list:
    index = my_list.index(element)
    print(f"元素{element}的索引是{index}")
else:
    print(f"元素{element}不在列表中")