[IPython-dev] zmq when using ipython

Jason Grout jason-sage at creativetrax.com
Thu Apr 12 10:47:22 EDT 2012

On 4/12/12 9:29 AM, Thomas Kluyver wrote:
> On 12 April 2012 15:22, Jason Grout<jason-sage at creativetrax.com>  wrote:
>> When I run the plain ipython command (just 'ipython'), are there tcp zmq
>> connections opened to localhost ports, or is it using something like
>> inproc zmq connections?
> Plain 'ipython' doesn't use any ZMQ connections - the terminal
> frontend runs in a single process, the old fashioned way. It shouldn't
> even import zmq.

Thanks, this corrects a big misunderstanding I had (and maybe is also an 
answer to Volker's post).  I thought *everything* in the new ipython 
depended on the messaging protocol and connections with zmq.



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