Re: Plone 4.3.4 RuntimeError: maximum recursion depth exceeded

thanks, Jens, that makes sense; I'll ask the father of the creature over 
here to see why he was using those methods.

best regards

Héctor Velarde

On 25-11-2014 12:33, Jens W. Klein wrote:
> On 2014-11-25 15:09, Héctor Velarde wrote:
>> another one: package running tests normaly under Plone 4.3.3; after new
>> Plone 4.3.4 release, bunch of "maximum recursion depth exceeded" errors
>> on creation of a Dexterity-based content type.
>>
>> vanilla developing buildout pinned at latest release:
>>
>> https://github.com/plonegovbr/brasil.gov.agenda/blob/master/travis.cfg
>>
>> sample output:
>>
>> https://travis-ci.org/plonegovbr/brasil.gov.agenda/builds/40090559
>>
>> any hints?
>
> Yes.
>
> In plone.dexterity we had a bug: the default value of behaviors was just
> ignored, only main schema default values were taken into account. This
> was inconsistent and is now fixed, so a default set on the schema of a
> behavior works exact the same way as it does for the main schema.
>
> I guess your code in
> https://github.com/plonegovbr/brasil.gov.agenda/blob/master/src/brasil/gov/agenda/content/agendadiaria.py#L64
> tries workaround the prior problem, even if I dont get the idea why it
> does it that way.
>
> You code provides some default value for the field "subject" by trying
> to read the attribute form the content, the attribute was never set
> before, so it looks for its default. And so the recursion starts.
>
> My wild guess is, that prior broken dexterity behavior allowed your code
> to implicit fall back to acquisition and use so the subject set on the
> parent.
>
> HTH Jens
>

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