__author__ = 'chunk' import os,sys from PIL import Image from ..common import * def bench_filereading(): timer = Timer() timer.mark() for path, subdirs, files in os.walk('/data/hadoop/ImageNet/ILSVRC/ILSVRC2013_DET_val/Train_5000'): for name in files: imagepath = os.path.join(path, name) # print imagepath img = Image.open(imagepath) img.save(os.path.join('/data/hadoop/ImageNet/ILSVRC/ILSVRC2013_DET_val/tmp', name), format='JPEG') timer.report() """ performance: 1000: 5000: read-write: """