Python 冒泡排序

def bubble(n,list): #n默认为0
    for i in range(0,len(list)-n-1):
        temporary_variable=0#设置临时变量
        if list[i]>list[i+1]:
            temporary_variable=list[i + 1]
            list[i + 1]=list[i]
            list[i]=temporary_variable
    n=n+1
    if n!=len(list)-1:
        bubble(n, list)
    else:
        return list


list=[9,4,7,1,100,54,76,12,74,52,82,92,99,23,15]
bubble(0,list)
print(list)