how to remove with index in python code example

Example 1: python list remove all elements

l = [1,2,3,4]
l.clear()

Example 2: delete something from list python

import random


#Let's say that we have a list of names.
listnames = ['Miguel', 'James', 'Kolten']
#Now, I choose a random one to remove.
removing = random.choice(listnames)
#And to delete, I do this:
listnames.remove(remove)