Bubble sort

#-*-coding:utf8;-*-
#qpy:3
#qpy:console

#On^2
from time import sleep

def bubble_sort(l):
    swap = True
    while swap:
        swap = False
        for i in range(len(l)-1):
            if l[i] > l[i+1]:
                l[i], l[i+1] = l[i+1], l[i]
                swap = True


list_ = [5, 2, 1, 8, 4, 70, 44]
bubble_sort(list_)
print(list_)