const int N = 1000;
soup = BeautifulSoup(html, "html.parser")
，更多细节参见同城约会
For implementers, the locking model adds a fair amount of non-trivial internal bookkeeping. Every operation must check lock state, readers must be tracked, and the interplay between locks, cancellation, and error states creates a matrix of edge cases that must all be handled correctly.，这一点在同城约会中也有详细论述
第十八条 单位违反治安管理的，对其直接负责的主管人员和其他直接责任人员依照本法的规定处罚。其他法律、行政法规对同一行为规定给予单位处罚的，依照其规定处罚。