merge two images into one

#encoding:utf-8 

## Used to resize pictures
import os
import re
import os.path
from PIL import Image

UNIT_SIZE = 480 
TARGET_WIDTH = 2 * UNIT_SIZE 

# Image.MAX_IMAGE_PIXELS = 1000000000      
# img_file:图片的路径
# path_save:保存路径
# width：宽度
# height：长度

def img_resize(img_file, width,height):
    img = Image.open(img_file).convert('RGB')
    new_image = img.resize((width,height),Image.ANTIALIAS).convert('RGB')
    return new_image    

input_path = 'Ink_and_wash/'
output_path = 'Ink_and_wash/train'

if not os.path.exists(output_path):
    os.makedirs(output_path)

os.system("rm "+output_path)
file_list = os.listdir(input_path + "trainA")
for index,file_name in enumerate(file_list):
    file_path = os.path.join(input_path + "trainA",file_name)
    file_path_B = os.path.join(input_path + "trainB", file_name)
    if re.findall(".jpg",file_path):
        imgA = img_resize(file_path,480,320)
        imgB = img_resize(file_path_B,480,320)
        output_file_path = os.path.join(output_path,os.path.basename(file_path))
        output_file_path=unicode(output_file_path,'utf-8')
        target = Image.new('RGB', (TARGET_WIDTH, 320))    
        target.paste(imgA, (0, 0))
        target.paste(imgB, (UNIT_SIZE, 0))
        target.save(output_file_path)