db.define_table(
'school',
Field('Name'),
format='%(Name)s',
migrate=True
)
db.define_table(
'teacher',
Field('Name'),
Field('schools', 'list:reference school', label='School Villages'),
format='%(Name)s',
migrate=True
)
teachers = db(db.teacher.id>0).select().render(0)
Without the render(), it a Row with the piped school id's, e.g.,
51,sally,|53|52|
On Wednesday, August 12, 2015 at 1:50:20 AM UTC-4, Massimo Di Pierro wrote:
>
> Can you show us minimalist code to reproduce the problem?
>
> On Tuesday, 11 August 2015 23:03:24 UTC-5, Michael Beller wrote:
>>
>> I was using web2py 2.10.4 and encountered the error using list:reference:
>> <type 'exceptions.TypeError'> isinstance() arg 2 must be a class, type,
>> or tuple of classes and types
>>
>> I then upgraded to 2.12.2 and applied this fix
>> <https://github.com/web2py/pydal/commit/2172b776b9c41884717902e68900b41c105e0364#diff-114ce07f361177e0669ec9a374ef7d6a>
>>
>> that others referenced in the forums having the same problem.
>>
>> Now I'm getting this error:
>> <type 'exceptions.AttributeError'> 'long' object has no attribute 'id'
>>
>> The error occurs in the render() function when applied to a query.
>>
>> File
>> "/Users/MichaelBeller/Dev/w2p-enriched/gluon/packages/dal/pydal/helpers/methods.py",
>> line 279, in __call__
>> _fieldformat(self.ref, x.id) for x in value) or ''
>> File
>> "/Users/MichaelBeller/Dev/w2p-enriched/gluon/packages/dal/pydal/helpers/methods.py",
>> line 279, in <genexpr>
>> _fieldformat(self.ref, x.id) for x in value) or ''
>> AttributeError: 'long' object has no attribute 'id'
>>
>> Does anybody else have this problem?
>>
>> Thanks.
>>
>>
--
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