Thanks, that worked. Unfortunately, I have no idea what I'm looking for in the output though. I've attached the output of calling __cleanup() in ipython.

On Wed, Jan 5, 2011 at 5:49 PM, Oisín denpashogai@gmail.com wrote:

On 5 January 2011 21:09, David Dreisigmeyer dwdreisigmeyer@gmail.com wrote:

...

The "sudo dtruss ipython" prints out a whole bunch of stuff but never

allows me to use a prompt.  I tried it with python also but it doesn't start.

Works ok for me. It might be easier if you start python in one tab and attach dtruss to the process with the -p PID option.