list python的最后一个元素
>>> some_list = [1, 2, 3]
>>> some_list[-1] = 5 # Set the last element
>>> some_list[-2] = 3 # Set the second to last element
>>> some_list
[1, 3, 5]
python列表的最后一个元素
>>> list[-1:] # returns indexed value
[3]
>>> list[-1] # returns value
3