cs.socketutils 20181228

some utilities for network sockets

Utility functions and classes for sockets.

Function bind_next_port(sock, host, base_port)

Bind the socket sock to the first free (host,port); return the port.

Parameters:

• sock: open socket.
• host: target host address.
• base_port: the first port number to try.

Class OpenSocket

A file-like object for stream sockets, which uses os.shutdown on close.