python遍历目录文件脚本的示例

#!/usr/bin/python
# -*- coding: utf-8 -*-
import sys
import os
import shutil
dir = "/mnt/Packages"
class Packages:
    def __init__(self,srcdir,desdir):
        self.sdir=srcdir
        self.ddir=desdir
    def check(self):
        print('program start...')
        for dirpath

, dirnames, filenames in os.walk(self.sdir):   #遍历文件
            for filename in filenames:
                thefile=os.path.join(dirpath,filename)            #文件的绝对地址
                try:
                    if os.path.splitext(thefile)[1]=='.rpm':      #筛选.rpm格式的文件
                        #print('Fount rpm package: ' + thefile)
                        if 'inspuer' in os.popen('rpm -qpi ' + thefile).read().rstrip():
                            print('Found error package: ' + thefile)
                            shutil.copy(thefile, self.ddir)  #将错误文件复制到desdir目录
                            f = open('list.txt', 'a')    #将错误文件列表写入到list.txt
                            f.write(filename + ' ')
                            f.close()
                except IOError, err:
                    print err
                    sys.exit()
 
if __name__ == '__main__':
    dir=Packages('/mnt/cdrom','/mnt/erpm')   #源目录为/mnt/cdrom，目标目录为/mnt/erpm
    dir.check()

def search(folder, filter, allfile):
    folders = os.listdir(folder)
    for name in folders:
        curname = os.path.join(folder, name)
        isfile = os.path.isfile(curname)
        if isfile:
            ext = os.path.splitext(curname)[1]
            count = filter.count(ext)
            if count>0:
                cur = myfile()
                cur.name = curname
                allfile.append(cur)
        else:
            search(curname, filter, allfile)
    return allfile

#!/usr/bin/python
# -*- coding: utf-8 -*-

import os

def del_files(path):
    for root , dirs, files in os.walk(path):
        for name in files:
            if name.endswith(".tmp"):
                os.remove(os.path.join(root, name))
  print ("Delete File: " + os.path.join(root, name))

# test
if __name__ == "__main__":
    path = '/tmp'
    del_files(path)