mport os

def findExtension(path,el):

        if(os.path.exists(path)):

                try:

                        items=os.listdir(path)

                        for item in items:

                                if(os.path.isfile(os.path.join(path,item))):

                                        print (item,el)

                                else:

                                        findExtension(os.path.join(path,item),el)

                except Exception,message:

                        print message