[IPython-dev] Two frontends, one kernel

MinRK benjaminrk at gmail.com
Thu May 1 14:37:11 EDT 2014

What are your socket types on the Kernel side?

On Thu, May 1, 2014 at 9:58 AM, Doug Blank <doug.blank at gmail.com> wrote:

> Devs, I have been trying to find the cause of this bug for some time, and
> I thought that someone might be able to provide a hint as to where to look
> to find the issue.
> We have an external kernel that works very well when you connect onto it
> with a single frontend. But when you connect two frontends (console or
> notebook), then the conversation gets confused.
> More detail:
> Terminal 1:
> ipython console --profile calico
> works fine.
> Terminal 2:
> ipython console --profile calico --existing
> starts, but now things are confused. Now, each terminal takes turns being
> able to get the prompt. If run in notebook, then code execution never
> signals the end of computing (the [*] never turns to a number, but you can
> still enter and get results back). In the console, output is received, but
> the prompt is in the other terminal.
> It works fine with a single front end.
> Any ideas appreciated!
> -Doug
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> IPython-dev at scipy.org
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