补全代码import os image_files=os.listdir('./data/imgs') images=[] gts=[] masks=[] for i in image_files: images.append(os.path.join('./data/imgs',i)) gts.append(os.path.join('./data/gt',i)) for i in range(len(images)): ### YOUR CODE HERE # 10 point

import os 
import cv2
image_files=os.listdir('./data/imgs') 
images=[]
gts=[]
masks=[]
for i in image_files:
    images.append(os.path.join('./data/imgs',i)) 
    gts.append(os.path.join('./data/gt',i))
    
for i in range(len(images)):
    # 读取图像和掩膜
    img = cv2.imread(images[i])
    gt = cv2.imread(gts[i], cv2.IMREAD_GRAYSCALE)
    
    # 计算掩膜
    mask = (gt > 0).astype(int)
    
    # 将图像和掩膜添加到列表中
    images.append(img)
    masks.append(mask)
    
# 打印图像和掩膜的数量
print("Number of images:", len(images))
print("Number of masks:", len(masks))