python 内置常用函数

import os
def set(o):
    return  set(o) # =={o}

def reverseObject(it):
    it.reverse()
    return it

def sortObject(it):
    return sorted(it)

def sorts(o):
    o.sort(reversed=True)
    return o

def reverseList(o):
    if isinstance(o,list):
        return list(reversed(o))
    elif isinstance(o,tuple):
        return tuple(reversed(o))

def reverseStr(str):
    return str[::-1] if str else ''.join(list(reversed(list(str))))