Just a thought.  

Why not use a normal UUID generating lib?  Using zmq (or any lib, really)  
other than for what its advertised for can have undesired effects.  

In python I would use stdlib uuid 1-4. 

-- Sean 



Pieter Hintjens <[email protected]> wrote:

>On Mon, Dec 5, 2011 at 1:55 PM, gonzalo diethelm <[email protected]> wrote:
>
>> You said that “ZMQ UUIDs should not be used as long term identifiers to
>> clients, since they are guaranteed to be unique per *connection*”. Are you
>> sure about this? UUIDs are supposed to be universally unique (hence their
>> name).
>
>You should not use identities as long-term handles to clients. They
>specifically and only make sense as short-term identifiers for
>connections to a single ROUTER socket, period.
>
>The current use of UUIDs is an internal mechanism, not documented.
>libzmq can change its mind at any stage.
>
>-Pieter
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