python学习之批量更改文件格式

文件操作
 1 import os, glob
 2 from PIL import Image
 3 
 4 path = 'D:/SBSR/view_1'
 5 imgslist = glob.glob(path+'/*.jpg')
 6 format = '.png'
 7 def small_img():
 8     for imgs in imgslist:
 9         imgspath, ext = os.path.splitext(imgs)
10         img = Image.open(imgs)
11         img.save(imgspath+format)
12     print "done"
13  
14 if __name__ == '__main__':
15     small_img()