Debugging a Python Program that Hangs

Stef Mientki stef.mientki at
Wed Dec 3 16:52:31 CET 2008

check winpdb / rpdb2,

On 12/3/08, alex23 <wuwei23 at> wrote:
> On Dec 3, 2:19 am, Kevin D. Smith <Kevin.Sm... at> wrote:
>> I have a fairly large python program that, when a certain combination
>> of options is used, hangs.  I have no idea where it is hanging, so
>> simply putting in print statements to locate the spot would be quite
>> difficult.  Unfortunately, ctrl-C'ing the program doesn't print a
>> traceback either.  Looking through the python debugger documentation, I
>> don't see how to run a python program and interactively stopping it
>> while it is running.  Is there a way to stop within a running python
>> program to see where it is getting hung up?
> Hey Kevin, long time fan of your films! (I bet you get that a lot...)
> The trace module might help you identify where it's getting caught up:
> --

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