how to load images from folder in python

1import glob
2
3for filename in glob.iglob(root_dir + '**/*.jpg', recursive=True):
4    # Do something

1from PIL import Image
2import os, os.path
3
4imgs = []
5path = "/home/tony/pictures"
6valid_images = [".jpg",".gif",".png",".tga"]
7for f in os.listdir(path):
8    ext = os.path.splitext(f)[1]
9    if ext.lower() not in valid_images:
10        continue
11    imgs.append(Image.open(os.path.join(path,f)))