#!/usr/bin/env python
import os,sys
from pprint import pprint

for root, dirs, files in os.walk("_lab"):
    for file in files:
        if file.endswith(".jpg"):
            os.remove(os.path.join(root, file))
        if file.endswith(".jpeg"):
            os.remove(os.path.join(root, file))
        if file.endswith(".Identifier"):
            os.remove(os.path.join(root, file))