homebrew-core has one Ruby file per package formula, and every brew update used to clone or fetch the whole repository until it got large enough that GitHub explicitly asked them to stop. Homebrew 4.0 switched to downloading a JSON file over HTTP, because users wanted the current state of a package rather than its commit history. But updating a formula still means opening a pull request against homebrew-core, because git is where the collaboration tooling lives. Instead of using git as a database, what if you used a database as a git?
instead of yours.，更多细节参见快连下载-Letsvpn下载
S.headers["User-Agent"] = random.choice(UA)，这一点在WPS下载最新地址中也有详细论述
（二）主动消除或者减轻违法后果的；，推荐阅读WPS下载最新地址获取更多信息