I will give it a go - thanks for the quick fix.
Regards,
Andrew
On Nov 4, 3:48 pm, David Beazley <[EMAIL PROTECTED]> wrote:
> I did some checking and there is indeed a bug in ply-2.5. In practice,
> this bug is unlikely to affect most users since it pertains to a relatively
> obscure feature.
> However, I have made a fix and added a unit test for it in the PLY subversion
> repository. If you check out the most recent version, it should be fixed.
>
> On the subject of bug fixes, I would like to put out a new PLY release by the
> end of the year. So, if anyone has any bug fixes or suggestions for
> improvement, please
> let me know. Normally I would have done this earlier, but I've been a
> little sidetracked working on the 4th edition of the Python Essential
> Reference book (shameless
> plug :-).
>
> Cheers,
> Dave
>
> On Tue 04/11/08 9:56 AM , David Beazley [EMAIL PROTECTED] sent:
>
>
>
>
>
> > Hmmm. I'm don't know off the top of my head why there would be a
> > difference, but I'll definitely check into it along with a few other thing
> > for the PLY-2.6 release.
> > Cheers,
> > Dave
>
> > On Tue 04/11/08 7:05 AM , apwaters apwat
> > [EMAIL PROTECTED] sent:>
> > > In attempting to upgrade from version 2.3 to 2.5
> > of Ply I found a> difference which does not seem to be mentioned
> > in the documentation.>
> > > Running the code below produces a different
> > answer on 2.3 and 2.5. On> 2.3 it prints A, on 2.5 it prints B. Reading the
> > documentation implies> that 2.3 is correct and 2.5 is wrong.
>
> > > from ply import lex, yacc
>
> > > t_A = 'A'
> > > t_B = 'B'
> > > t_C = 'C'
>
> > > tokens = ('A', 'B', 'C')
>
> > > the_lexer = lex.lex()
>
> > > def p_start(t):
> > > '''start : A nest C'''
>
> > > def p_nest(t):
> > > '''nest : B'''
> > > print t[-1]
>
> > > the_parser = yacc.yacc(debug = False,
> > write_tables = False)>
> > > the_parser.parse('ABC', the_lexer)
>
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