python how to replace in a list code example

Example 1: how to replace number in list python

>>> numbers = [1 , 2, 3, 4, 4, 6] # a normal python list 
>>> numbers[4] = 5 # replace the redundant item (5th item) 
>>> numbers 
[1, 2, 3, 4, 5, 6]

Example 2: how to replace an element of a list using list comprehension

new_list = ["A" if element == "a" else element for element in a_list]