diy2.py

alist = [88, 75, 72, 82, 90, 85, 78, 91]
n=len(alist)
for i in range(0,n-1):
    for i in range(0,n-1):
        if alist[j]<alist[j+1]:
            alist[j],alist[j+1]=alist[j+1],alist[j]
        print(alist)