How to check client shutdown?

[MRAB]

On 26/08/2013 20:45, Paul Pittlerson wrote:
> I'm currently learning about the socket module. My question is how
> can I detect if a connection is closed from the other side, for
> example a KeyboardInterrupt as I frequently use. My code below:
>
[snip]
When reading from a socket, it'll return as much data as is available,
up to the given limit if specified.

If _no_ data is available, then it'll block, unless the socket has been
closed at the other end, in which case it'll return zero bytes (an
empty bytestring).