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

sourcelist=[]
resultlist=[]

for x in range(100):
    sourcelist.append(x)

for y in sourcelist:
    resultlist.insert(random.randint(0,len(resultlist)),y)

print (resultlist)