Жители Санкт-Петербурга устроили «крысогон»17:52
S = requests.Session()，更多细节参见safew官方下载
// result.value is a NEW view, possibly over different memory，这一点在Line官方版本下载中也有详细论述
Stream.pull() creates a lazy pipeline. The compress and encrypt transforms don't run until you start iterating output. Each iteration pulls data through the pipeline on demand.