对文档截图，合并为纯图片PDF。有限地支持（1）豆丁网（2）道客巴巴（3）360个人图书馆（4）得力文库（5）MBA智库（6）爱问文库（7）原创力文档（8）读根网（9）国标网（10）安全文库网（11）人人文库（12）云展网（13）360文库（14）技工教育网（15）文库吧（16）中国社会科学文库（17）金锄头（18）自然资源标准。预览多少页，导出多少页。额外支持（1）食典通（2）JJG 计量技术规范，详见下方说明。
请考虑使用旧版的图片下载合并器，它的兼容性更好。
即，下载【图片下载合并器-精简版】
下载图片成功，但是V2合成器失效，失效原因如下：
图形已[请求]: 262
Traceback (most recent call last):
File "imgsToPDF_v2.py", line 208, in
asyncio.run(main())
File "asyncio\runners.py", line 44, in run
File "asyncio\base_events.py", line 647, in run_until_complete
File "imgsToPDF_v2.py", line 188, in main
imgs = await fetchAll(urls, host)
File "imgsToPDF_v2.py", line 59, in fetchAll
imgs = await asyncio.gather(*img_coros)
File "imgsToPDF_v2.py", line 40, in fetch
async with session.get(url) as resp:
File "aiohttp\client.py", line 1138, in __aenter__
File "aiohttp\client.py", line 535, in _request
File "aiohttp\connector.py", line 542, in connect
File "aiohttp\connector.py", line 907, in _create_connection
File "aiohttp\connector.py", line 1140, in _create_direct_connection
File "aiohttp\connector.py", line 950, in _get_ssl_context
RuntimeError: SSL is not supported.
[18936] Failed to execute script 'imgsToPDF_v2' due to unhandled exception!