31             def send(conn, pid):  function
34             self._id = _resource_sharer.register(send, new_sock.close)
49             def send(conn, pid):  function
53             self._id = _resource_sharer.register(send, close)
72     def register(self, send, close):  argument
78             self._cache[self._key] = (send, close)
87         c.send((key, os.getpid()))
97                 c.send(None)
107                 for key, (send, close) in self._cache.items():
112         for key, (send, close) in self._cache.items():
143                     send, close = self._cache.pop(key)
145                         send(conn, destination_pid)