How do I create a list of random numbers without duplicates?

Question

I tried using random.randint(0, 100), but some numbers were the same. Is there a method/module to create a list unique random numbers?

Note: The fol

Answer 1

import random
result=[]
for i in range(1,50):
    rng=random.randint(1,20)
    result.append(rng)