[RFC/MERGE] 'bzr --lsprof' should print even with ^C

[John Arbash Meinel]

John Arbash Meinel wrote:
> When you run 'bzr --lsprof cmd' it generally prints out the profile
> timings when the command has finished. However if you ^C the command
> first, then you don't get anything.
> 
> I have a use case where I'm doing a big import, and I want to have it
> just run for a little bit so I can tell what is taking so long, without
> having to wait hours for it to finish.
> 
> The attached patch changes it so that if you supply --lsprof or
> --lsprof-file, it will always write the profiled timings out, even if
> there is an exception (like KeyboardInterrupt) raised.
> 
> This also means you can get profiles for commands that fail.
> 
> John
> =:->
> 

Forget this patch. I was playing around with it some more, and the
problem is that I'm trying to get the return value from a function, but
an exception is propagating.

There are ways to fix it, but it will take quite a bit more work.

John
=:->


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