Craig Silverstein added the comment:
Thanks -- we managed to work around it by removing the tkinter dependency, so
this isn't time-critical for us. It is curious, though.
One thing I forgot to mention before is that playing around with the hung
process in gdb, it seems like sqlit
New submission from Craig Silverstein:
Don't ask me how, but our code managed to combine multiprocessing, sqlite, and
tkinter all in one app, and got a hanging behavior, though only on a particular
OS. Removing any of these removes the hang. I filed this under tkinter, but
the fault