python how is list reverse method implemented code example

Example 1: reverse list python

>>> the_list = [1,2,3]
>>> reversed_list = the_list.reverse()
>>> list(reversed_list)
[3,2,1]

OR

>>> the_list = [1,2,3]
>>> the_list[::-1]
[3,2,1]

Example 2: reverse list python

list=[1,2,3]
list[::-1]