用Python脚本来删除指定容量以上的文件的教程

import os, sys#引入统计模块from stat import *BIG_FILE_THRESHOLD = 10000000Ldict1 = {}  # filesize 做 key, filename 做 valuedict2 = {}   # filename 做 key, filesize 做 valuedef treewalk(path):  try:    for i in os.listdir(path):      mode = os.stat(path+"/"+i).st_mode      if S_ISDIR(mode) <> True:        filename = path+"/"+i        filesize = os.stat(filename).st_size        if filesize > BIG_FILE_THRESHOLD:          if filesize in dict1:                       dict2[filename] = filesize            dict2[dict1[filesize]]=filesize          else:            dict1[filesize] = filename               else:        treewalk(path+"/"+i)  except WindowsError:    passdef printdict(finaldict):  for i_size in finaldict.values():    print i_size    for j_name in finaldict.keys():      if finaldict[j_name] == i_size:        print j_name    print "/n"if __name__=="__main__":  treewalk(sys.argv[1])  printdict(dict2)