how to generaet random item in list in python code example

Example 1: python how to randomly choose an item from a list

import random

nums = ['a', 'b', 'c', 'd', 'e']
print(random.choice(nums))

Example 2: place a number randomly in a list python

offsetBiasSample = [randint(-10,10)/100 for i in range(10)]
offsetBias = choice(offsetBiasSample)
index_offsetBias = randint(0,len(oldBiases)-1)
oldBiases[index_offsetBias] = oldBiases[index_offsetBias] + offsetBias