pool.py 文件源码

def maybe_return_socket(self, sock_info):
        """Return the socket to the pool unless it's the request socket.
        """
        if sock_info in (NO_REQUEST, NO_SOCKET_YET):
            return

        if self.pid != os.getpid():
            if not sock_info.forced:
                self._socket_semaphore.release()
            self.reset()
        else:
            if sock_info.closed:
                if sock_info.forced:
                    sock_info.forced = False
                elif sock_info != self._get_request_state():
                    self._socket_semaphore.release()
                return

            if sock_info != self._get_request_state():
                self._return_socket(sock_info)