Global functions like requests.get or requests.post create the requests.Session instance on each call. Connections made with these functions ... ... <看更多>

the requests module leaves a connection open until it is garbage ... python demo.py Open sockets after 20 head requests: COMMAND PID USER FD ... ... <看更多>

In the past, browsers have used multiple TCP connections to issue parallel requests. However, there are limits to this; if too many connections are used, ... ... <看更多>

Instead of opening and closing connections for every request, connection pooling uses a cache of database connections that can be reused ... ... <看更多>

Now, not reusing the connection doesn't mean you should duplicate ... After all, you said that you "just play with Python, learning by ... ... <看更多>