[轉載]Python 真現生成樹狀目錄和顯示文件大小

'''''
Created	on Jul 22, 2009
@author: dirful
'''
import os

class dir(object):
	def	__init__(self):
		self.CONST =0
		self.SPACE =""
		self.list =[]
	def	p(self,url):
		files =	os.listdir(r''+url)
		for	file in	files:
			myfile = url + "\\"+file
			size = os.path.getsize(myfile)
			if os.path.isfile(myfile):
				self.list.append(str(self.SPACE)+"|____"+file +" "+	str(size)+"\n")
			 #print str(self.SPACE)+"|____"+file	+" "+ str(size)

			if os.path.isdir(myfile) :
				self.list.append(str(self.SPACE)+"|____"+file +	"\n")
				#get into the sub-directory,add	"|	  "
				self.SPACE = self.SPACE+"|	  "
				self.p(myfile)
				#when sub-directory	of iteration is	finished,reduce	"|	  "
				self.SPACE = self.SPACE[:-5]
		return self.list

	def	writeList(self,url):
		f =	open(url,'w')
		f.writelines(self.list)
		print "ok"
		f.close()



if __name__	== '__main__':
	d=dir()
	d.p("E:/eclipse")
	d.writeList("c:3.txt")

原文: http://blog.csdn.net/dirful/archive/2009/07/23/4374953.aspx