markdown下载所有图片并保存

import re  
from datetime import datetime  
import requests  
  
# 读取txt文件内容  
with open('d:\Profile\Downloads\Verilog基础语法（7）之generate块.md', 'r', encoding='utf-8') as f:  
    content = f.read()  
  
# 使用正则表达式匹配被()覆盖的图片url  
pattern = r'\&\]\((.*?)\)'  
urls = re.findall(pattern, content)  
print(urls)  
  
# 下载图片到本地并替换文本中对应的url  
for i, url in enumerate(urls):  
    response = requests.get(url)  
    now = datetime.now().strftime('%Y-%m-%d_%H-%M-%S-%f')  
    filename = f'E:\\temp\\image_{i}_{now}.jpg'  
    with open(filename, 'wb') as f:  
        f.write(response.content)  
    # 替换文本中对应的url为本地图片路径  
    content = content.replace(url, filename)  
  
# 将替换后的文本写入新文件中  
with open('d:\Profile\Downloads\Verilog基础语法（7）之generate块_img.md', 'w', encoding='utf-8') as f:  
    f.write(content)