On May 6, 2008, at 3:19 AM, Max Ischenko wrote:
>
>
>
> On 5 май, 11:55, Max Ischenko <[EMAIL PROTECTED]> wrote:
>> Hello,
>>
>> My python app uses Wordpress blog database and my sqlalchemy mappings
>> recently broke due to Wordpress update. Can someone pls help to map
>> the following "taxonomy" tables into SA?
>
> I've tried to follow "Specifying Alternate Join Conditions to
> relation()" recipe from the docs and got an error about invalid kwarg:
>
> File "/usr/lib/python2.5/site-packages/SQLAlchemy-0.4.5-py2.5.egg/
> sqlalchemy/orm/__init__.py", line 566, in mapper
> return Mapper(class_, local_table, *args, **params)
> TypeError: __init__() got an unexpected keyword argument
> 'foreign_keys'
>
> Here is the offending code:
>
> mapper(WordpressPost, wp_posts_tbl, properties={
> 'categories': relation(WordpressTaxonomy, primaryjoin=
> and_(wp_terms_taxonomy_tbl.c.taxonomy=='category',
>
> wp_term_relationships_tbl
> .c.term_taxonomy_id==wp_terms_taxonomy_tbl.c.term_taxonomy_id)),
> }, foreign_keys=[wp_terms_taxonomy_tbl.c.term_taxonomy_id])
>
foreign_keys goes inside of relation().
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