A Python “decorator” (the part starting with @) makes the user-facing part of the design aesthetically pleasing as you just add it on top of your function declarations; without the decorator, your function behaves normally.
В Иране заявили о поражении американского эсминца02:21
。哔哩哔哩对此有专业解读
Digression I thought that was everything to read about it until I wrote this post, and then saw there are a couple more parts, which are now on my reading list, so this post will be only about the first part linked above.
Россиян предупредили о возможном подорожании товаров из-за конфликта на Ближнем Востоке08:42
Reports on arguments advanced as to why RELAX NG is preferable to W3C