#-*-coding:utf-8 -*-
import os
from PIL import Image

def thumbnail_pic(fpath):
    """
    """
    im=Image.open(fpath)
    im.thumbnail((240,240))
    thumb_name = os.path.splitext(fpath)[0]+"_thumb"+os.path.splitext(fpath)[-1]
    im.save(thumb_name,'JPEG')
    return thumb_name