nobu.nokada / softhome.net wrote in message news:<200306240808.h5O88TuG016078 / sharui.nakada.kanuma.tochigi.jp>...
> You can do just `raise' without arguments.  Then the backtrace
> is preserved.

This is all changed for the next release.  The parser now only ever
generates ParseExceptions, which now extends RuntimeError, and the
re-raising of exceptions preserves the backtrace.

Thanks for the suggestions.

--- SER