buble_sort

my_list= [5,9,5,8,1,3]
unsorted= []
old_list= my_list

def buble_sort (unsorted, old_list):
    sorted = old_list [:]
    for i in range (len(sorted)-1):
        unsorted= (sorted, unsorted)

        if sorted [i] > unsorted [i+1]:
            old_list= True

        else:
            sorted [i], sorted [i+1]=sorted [i+1], sorted [i]
            old_list=False
            print (unsorted)
    return buble_sort

new_list=buble_sort (old_list, my_list)

print (new_list)