【Python小函数】计算数组元素个数函数,自封装,内置的counter添加不了key的value为0的值

def counter_mine(ulist):
    result = {}
    for value in ulist:
        if result.get(value)==None:
            result[value]=1
        else:
            result[value]+=1

    return counter_mine

if __name__ == '__main__':
    counter_mine(data)

 

posted @ 2020-09-09 11:13  PythonNew_Mr.Wang  Views(148)  Comments(0Edit  收藏  举报