复制文件到指定目录（根据最近时间（天数和秒数）），目录天数,# coding=utf

复制文件到指定目录（根据最近时间（天数和秒数）），目录天数,# coding=utf

# coding=utf-8#py2.7# 功能：根据天数和秒数复制文件到指定目录，保留文件创建时间和修改时间import datetimeimport osimport shutilfrom stat import ST_CTIME, ST_MTIMEimport types# 不支持递归子目录table={    r'源文件夹':r'目标文件夹'}# 创建多级空目录def mkdirs(dirs):    if not type(dirs) is types.StringType:        for dir in dirs:            if not os.path.isdir(dir):                print dir+"\t"*5+"created!"                os.makedirs(dir)    else:        if not os.path.isdir(dirs):            print dirs+"\t"*5+"created!"            os.makedirs(dirs)# 删除非空文件夹def rmdirs(dirs):    if not type(dirs) is types.StringType:        for dir in dirs:            if os.path.isdir(dir):                shutil.rmtree(dir)                print dir+"\t"*5+"deleted!"    else:        if os.path.isdir(dirs):            shutil.rmtree(dirs)            print dirs+"\t"*5+"deleted!"def getModifyTime(dir):    if(os.path.exists(dir)):        timestamp = os.path.getmtime(dir)        # print datetime.datetime.fromtimestamp(timestamp).strftime('%Y-%m-%d %H:%M:%S')        return datetime.datetime.fromtimestamp(timestamp)# 是否最近某个时间范围之内的文件，天和秒共同决定def after(file,days,seconds):    now = datetime.datetime.now()    timepoint = getModifyTime(file)    delta= now-timepoint    # print delta    if(delta.days - days<0):        return True    elif(delta.days - days>0):        return False    else:        return delta.seconds-seconds<=0# 遍历文件夹def walk(days,secs):    for key in table.keys():        root=key        todir=table[key]        if(os.path.isdir(root)):            for parent,dirnames,filenames in os.walk(root):    #三个参数：分别返回1.父目录 2.所有文件夹名字（不含路径） 3.所有文件名字                # dirnames[:] = []                # for dirname in  dirnames:                       #输出文件夹信息                #     print "parent is:\t" + parent                #     print  "dirname is:\t" + dirname                for filename in filenames:                        #输出文件信息                    # print "parent is:" + parent                    # print "filename is:" + filename                    # print "the full name of the file is:" + os.path.join(parent,filename) #输出文件路径信息                    if after(os.path.join(parent,filename),days,secs):                        print(os.path.join(parent,filename))                        mkdirs(todir)                        shutil.copyfile(os.path.join(parent,filename),os.path.join(todir,filename))                        stat1=os.stat(os.path.join(parent,filename))                        os.utime(os.path.join(todir,filename),(stat1[ST_CTIME], stat1[ST_MTIME]))def run():    # rmdirs(table.values())    walk(1,30*60) #30分之内修改的文件if __name__ == "__main__":    run()