#acl AdminGroup:read,write,delete,revert  EditorGroup:read,write StudentGroup:read,write All:read
#format wiki
#language de
#pragma section-numbers off

{{{#!python
#!/usr/bin/env python
import os,fnmatch,sys

# Usage:
# ./walkdir.py directory extension

dir,ext=sys.argv[1],sys.argv[2]
fileList=[]
for root, dirs, files in os.walk(dir):
    f=fnmatch.filter(files,'*.'+ext)
    if type(f)==type([]):
        for fi in f:
            fName=root+os.path.sep+fi
            fSize=os.path.getsize(fName)
	    fileList.append([fSize,fName])
fileList.sort()
fileList.reverse()
}}}

Alternative version with a class

{{{#!python
#!/usr/bin/env python
import os,fnmatch,sys

# Usage:
# ./walkdir.py directory extension  

#Class FileWalker
#Searches for files and is able to sort and print a filelist 

class FileWalker(object): 
 def __init__(self,Dir, Ext):
	 self.__fileList=[]
	 self.__dir=Dir
	 self.__ext=Ext
	 self.__initFileList()
 def __initFileList(self): 
        for root, dirs, files in os.walk(self.__dir):
		f=fnmatch.filter(files,'*.'+self.__ext)
		if type(f)==type([]):
			for fi in f:
				fName=root+os.path.sep+fi
				fSize=os.path.getsize(fName)
				self.__fileList.append([fSize,fName])
 def getFileList(self):
	return self.__fileList
 def sortFileList(self,descending=False):
	 self.__fileList.sort()
	 print descending
	 if descending:
		self.__fileList.reverse()
 def printFileList(self,Cnt=None):
	 if not Cnt is None :
		 for i in range(Cnt):
			item=self.__fileList[i]
			entry = str(item[0])
			entry =entry+' '+item[1]
			print entry
	 else:
		for item in self.__fileList:
			entry = str(item[0])
			entry =entry+' '+item[1]
			print entry

	
	

# Main 
fw = FileWalker(sys.argv[1],sys.argv[2])
fw.sortFileList(True)
fw.printFileList()
}}}