# coding:UTF-8
import datetime
import os
import time


def timestamp_to_dt(timestamp, format_type="%Y-%m-%d %H:%M:%S"):
    # 转换成localtime
    time_local = time.localtime(timestamp)
    # 转换成新的时间格式(2016-05-05 20:28:54)
    dt = time.strftime(format_type, time_local)
    return dt


def folder_update_time(folder_name):
    stat_info = os.stat(folder_name)
    update_time = datetime.datetime.fromtimestamp(stat_info.st_mtime)
    return update_time


def exists_dir(dir_list):
    for _dir in dir_list:
        if os.path.isdir(_dir):
            return True
    return False