[openstack-dev] [Mistral][Murano] What's the latest/greatest on YAQL?

Thomas Goirand zigo at debian.org
Tue Jun 30 22:43:21 UTC 2015

On 06/30/2015 07:09 AM, Dmitri Zimine wrote:
> Thanks Stan, 
> This release is few more months. How soon?  Are you planning to support
> 0.2 in the meantime?
> We are really pressed on this transition to 1.0. 
> For instance. Number 1 user error while dealing with YAQL is using ==
> instead of =. 
> We had this discussion and you and Alex and you suggested it’s easy to
> redefine. 
> But… … The short is we need to move to 1.0 to do it. Because from what I
> figured so far, in 0.2 I can’t naively extend the an operator, as it
> won’t parse. I did make it work on 0.2 but this required a hack in the
> YAQL library itself, need to add ‘==‘ to both lexer.py and parser.py. At
> least what I figured. 
> I see the tokens are already generalized in 1.0. It doesn’t seem to
> worth backporting it to 0.2, but if this is a way, let us know.
> Mistral is betting on YAQL, please help.
> DZ. 

FYI, I'm also looking forward switching to Yaql 1.0 on the packaging
level, because 0.2.6 has lost support for Py3 (I added some Py3 patches
in Debian for 0.2.4, but 0.2.6 completely broke that...).


Thomas Goirand (zigo)

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