?

使用：

foldercleanup.py -d 10 -k c:\test\keepfile.txt c:\test

表示對c:\test目錄只保留最近10天的子文件夾和keepfile.txt中指定的子文件夾。

?

代碼：??

import?os
import?os.path
import?datetime
??
def?getOption():
??from?optparse?import?OptionParser
??
??des???=?"clean?up?the?folder?with?some?options"
??prog??=?"foldercleanup"
??ver???=?"%prog?0.0.1"
??usage?=?"%prog?[options]?foldername"
??
??p?=?OptionParser(description=des,?prog=prog,?version=ver,?usage=usage,add_help_option=True)
??p.add_option('-d','--days',action='store',type='string',dest='days',help="keep?the?subfolders?which?are?created?in?recent?%days%?days")
??p.add_option('-k','--keepfile',action='store',type='string',dest='keepfile',help="keep?the?subfolders?which?are?recorded?in?text?file?%keepfile%?")
??options,?arguments?=?p.parse_args()
??
??if?len(arguments)?!=?1:
????print("error:?must?input?one?directory?as?only?one?parameter?")
????return
??
??return?options.days,?options.keepfile,?arguments[0]??

?
def?preCheckDir(dir):
??if(not?os.path.exists(dir)):
????print("error:?the?directory?your?input?is?not?existed")
????return
??if(not?os.path.isdir(dir)):
????print?("error:?the?parameter?your?input?is?not?a?directory")
????return
????
??return?os.path.abspath(dir)
??
def?isKeepByDay(dir,?day):
??indays?=?False
??if(?day?is?not?None)?:
????t?=?os.path.getctime(dir)
????today?=?datetime.date.today()
????createdate?=?datetime.date.fromtimestamp(t)
????indate?=?today?-?datetime.timedelta(days?=?int(day))
????print?(createdate)
????if(createdate?>=?indate):
??????indays?=?True
??print?(indays)
??return?indays
??
def?isKeepByKeepfile(dir,?keepfile):
??needkeep?=?False
??print?(dir)
??if?(keepfile?is?not?None):
????try?:
??????kf?=?open(keepfile,"r")
??????for?f?in?kf.readlines():
????????print?(f)
????????if?(dir.upper().endswith("\\"?+?f.strip().upper())):
??????????needkeep?=?True
??????kf.close()
????except:
??????print?("error:?keep?file?cannot?be?opened")
??print(needkeep)
??return?needkeep
????
def?removeSubFolders(dir,?day,?keepfile):
??subdirs?=?os.listdir(dir)
??for?subdir?in?subdirs:
????subdir?=?os.path.join(dir,subdir)
????if?(?not?os.path.isdir(subdir)):
??????continue
????print("----------------------")
????if(?(not?isKeepByDay(subdir,?day))and?(not?isKeepByKeepfile(subdir,?keepfile))):
??????print("remove?subfolder:?"?+?subdir)
??????import?shutil
??????shutil.rmtree(subdir,True)
????
def?FolderCleanUp():
??(day,?keepfile,?dir)?=?getOption()
??dir?=?preCheckDir(dir)
??if?dir?is?None:
????return
??removeSubFolders(dir,day,keepfile)
??
if?__name__=='__main__':
??FolderCleanUp()

?

對目錄下保留最后的zip文件：

def?KeepLastNumZips(num)
????def?extractTime(f):
????????return?os.path.getctime(f)

????zipfiles?=?[os.path.join(zipdir,?f)
????????????????for?f?in?os.listdir(zipdir)
????????????????if?os.path.splitext(f)[1]?==?".zip"]
????if?len(zipfiles)?>?num:
????????zipfiles.sort(key=extractTime,?reverse=True)
????????for?i?in?range(num,?len(zipfiles)):
????????????os.remove(zipfiles[i])

?

?

?

完！

轉(zhuǎn)載于:https://www.cnblogs.com/itech/archive/2011/01/11/1915718.html

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