Image resize to half.

rehalf.py

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

# Get all of the image files that exist under the "work" directory.
file_list = [r.split('/')[-1] for r in glob.glob('./work/*')]
for f in file_list:
    file_extension = os.path.splitext(f)
    target_file_extension = [".jpeg", ".jpe", ".jpg", ".JPEG",".png",".PNG",".gif",".GIF",".bmp",".BMP"]
    if file_extension[1] in target_file_extension:
        file = "work/" + f
        target_image = Image.open(file)
        x_size = int(target_image.size[0] / 2)
        y_size = int(target_image.size[1] / 2)
        target_image2= target_image.resize((x_size,y_size))
        resize_name = 'result/' + f
        # Put a resize image to "result" directory
        target_image2.save(resize_name)