Losowy rozkład Pythona

#random distributer of elements in List
import random

List = [9,9,9,9,8,8,7,7,6,6,6,"G"] #my grades 
len_ = len(List)
Rand_List = []

for l in range(len_):
    rand_ = random.randint(0,len(List)-1)
    Rand_List.append(List[rand_])
    del List[rand_]

print(Rand_List)#if my grades are displaced in random order
Ruben Barteletinski