python sample random element from list code example

Example 1: select a random element from a list python

import random

# there are 2 ways for this
listofnum = [1, 2, 3, 4, 5]
# 1
print(random.choice(listofnum))

# 2
random.shuffle(listofnum)
print(listofnum)

Example 2: python choose random sample from list

import random
sequence = [i for i in range(20)]
subset = sample(sequence, 5) #5 is the lenth of the sample
print(subset) # prints 5 random numbers from sequence (without replacement)