#!/usr/bin/env pythonimport datetimeimport aiohttpimport asyncio# 异步async def fetch(session, url): print("发送请求:", url) async with session.get(url, verify_ssl=False) as response: content = await response.content.read() file_name = url.rsplit('=')[-1] with open(file_name, mode='wb') as file_object: file_object.write(content) print("下载完成", url)async def main(): async with aiohttp.ClIEntSession() as session: url_List = [ 'https://ss2.bdstatic.com/70cFvnSh_Q1YnxGkpoWK1HF6hhy/it/u=3228549874,2173006364&fm=26&gp=0.jpg', 'https://ss0.bdstatic.com/70cFuHSh_Q1YnxGkpoWK1HF6hhy/it/u=1485012388,2380514454&fm=26&gp=0.jpg', 'https://ss0.bdstatic.com/70cFuHSh_Q1YnxGkpoWK1HF6hhy/it/u=2496571732,442429806&fm=26&gp=0.jpg', 'https://ss0.bdstatic.com/70cFuHSh_Q1YnxGkpoWK1HF6hhy/it/u=1280325423,1024589167&fm=26&gp=0.jpg', 'https://ss3.bdstatic.com/70cFv8Sh_Q1YnxGkpoWK1HF6hhy/it/u=1986451467,394304688&fm=26&gp=0.jpg', 'https://ss0.bdstatic.com/70cFvHSh_Q1YnxGkpoWK1HF6hhy/it/u=3880341262,3308316348&fm=26&gp=0.jpg', 'https://ss1.bdstatic.com/70cFuXSh_Q1YnxGkpoWK1HF6hhy/it/u=3206689113,2237998950&fm=26&gp=0.jpg', 'https://ss0.bdstatic.com/70cFvHSh_Q1YnxGkpoWK1HF6hhy/it/u=1999921673,816131569&fm=26&gp=0.jpg', 'https://ss1.bdstatic.com/70cFvXSh_Q1YnxGkpoWK1HF6hhy/it/u=2583035764,1571388243&fm=26&gp=0.jpg', 'https://ss1.bdstatic.com/70cFuXSh_Q1YnxGkpoWK1HF6hhy/it/u=3566088443,3713209594&fm=26&gp=0.jpg', 'https://ss1.bdstatic.com/70cFuXSh_Q1YnxGkpoWK1HF6hhy/it/u=507575223,907330772&fm=26&gp=0.jpg', 'https://ss2.bdstatic.com/70cFvnSh_Q1YnxGkpoWK1HF6hhy/it/u=3681880960,455182084&fm=26&gp=0.jpg', 'https://ss3.bdstatic.com/70cFv8Sh_Q1YnxGkpoWK1HF6hhy/it/u=3223779882,3129702493&fm=26&gp=0.jpg', 'https://ss0.bdstatic.com/70cFuHSh_Q1YnxGkpoWK1HF6hhy/it/u=1246451335,909670857&fm=26&gp=0.jpg', 'https://ss0.bdstatic.com/70cFuHSh_Q1YnxGkpoWK1HF6hhy/it/u=1522015854,2481348088&fm=26&gp=0.jpg', 'https://ss2.bdstatic.com/70cFvnSh_Q1YnxGkpoWK1HF6hhy/it/u=2837693275,770955883&fm=26&gp=0.jpg', 'https://ss1.bdstatic.com/70cFuXSh_Q1YnxGkpoWK1HF6hhy/it/u=1552305556,735845065&fm=26&gp=0.jpg', 'https://ss3.bdstatic.com/70cFv8Sh_Q1YnxGkpoWK1HF6hhy/it/u=1082140274,3811265015&fm=26&gp=0.jpg' ] tasks = [asyncio.create_task(fetch(session, url)) for url in url_List] await asyncio.wait(tasks)if __name__ == '__main__': start_time = datetime.datetime.Now() asyncio.run(main()) end_time = datetime.datetime.Now() print("总共耗时:",end_time - start_time)
#!/usr/bin/env pythonimport datetimeimport requestsdef download_image(url): # 同步 print("开始下载:", url) response = requests.get(url) print("下载完成") # 图片保存到本地 file_name = url.rsplit(',')[-1] with open(file_name, mode='wb') as file_object: file_object.write(response.content)if __name__ == '__main__': url_List = [ 'https://ss2.bdstatic.com/70cFvnSh_Q1YnxGkpoWK1HF6hhy/it/u=3228549874,2173006364&fm=26&gp=0.jpg', 'https://ss0.bdstatic.com/70cFuHSh_Q1YnxGkpoWK1HF6hhy/it/u=1485012388,2380514454&fm=26&gp=0.jpg', 'https://ss0.bdstatic.com/70cFuHSh_Q1YnxGkpoWK1HF6hhy/it/u=2496571732,442429806&fm=26&gp=0.jpg', 'https://ss0.bdstatic.com/70cFuHSh_Q1YnxGkpoWK1HF6hhy/it/u=1280325423,1024589167&fm=26&gp=0.jpg', 'https://ss3.bdstatic.com/70cFv8Sh_Q1YnxGkpoWK1HF6hhy/it/u=1986451467,394304688&fm=26&gp=0.jpg', 'https://ss0.bdstatic.com/70cFvHSh_Q1YnxGkpoWK1HF6hhy/it/u=3880341262,3308316348&fm=26&gp=0.jpg', 'https://ss1.bdstatic.com/70cFuXSh_Q1YnxGkpoWK1HF6hhy/it/u=3206689113,2237998950&fm=26&gp=0.jpg', 'https://ss0.bdstatic.com/70cFvHSh_Q1YnxGkpoWK1HF6hhy/it/u=1999921673,816131569&fm=26&gp=0.jpg', 'https://ss1.bdstatic.com/70cFvXSh_Q1YnxGkpoWK1HF6hhy/it/u=2583035764,1571388243&fm=26&gp=0.jpg', 'https://ss1.bdstatic.com/70cFuXSh_Q1YnxGkpoWK1HF6hhy/it/u=3566088443,3713209594&fm=26&gp=0.jpg', 'https://ss1.bdstatic.com/70cFuXSh_Q1YnxGkpoWK1HF6hhy/it/u=507575223,907330772&fm=26&gp=0.jpg', 'https://ss2.bdstatic.com/70cFvnSh_Q1YnxGkpoWK1HF6hhy/it/u=3681880960,455182084&fm=26&gp=0.jpg', 'https://ss3.bdstatic.com/70cFv8Sh_Q1YnxGkpoWK1HF6hhy/it/u=3223779882,3129702493&fm=26&gp=0.jpg', 'https://ss0.bdstatic.com/70cFuHSh_Q1YnxGkpoWK1HF6hhy/it/u=1246451335,909670857&fm=26&gp=0.jpg', 'https://ss0.bdstatic.com/70cFuHSh_Q1YnxGkpoWK1HF6hhy/it/u=1522015854,2481348088&fm=26&gp=0.jpg', 'https://ss2.bdstatic.com/70cFvnSh_Q1YnxGkpoWK1HF6hhy/it/u=2837693275,770955883&fm=26&gp=0.jpg', 'https://ss1.bdstatic.com/70cFuXSh_Q1YnxGkpoWK1HF6hhy/it/u=1552305556,735845065&fm=26&gp=0.jpg', 'https://ss3.bdstatic.com/70cFv8Sh_Q1YnxGkpoWK1HF6hhy/it/u=1082140274,3811265015&fm=26&gp=0.jpg' ] start_time = datetime.datetime.Now() for i in url_List: download_image(i) end_time = datetime.datetime.Now() print("总共耗时:", end_time - start_time)总结
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