On 01/25/2012 01:57 PM, Tim Black wrote:
> My *model* is like this:
>
> __init__.py:
>
> from projects.model.auth import User
> from projects.model.main import Company
>
> auth.py:
>
> class User(DeclarativeBase):
> company_id = Column('company_id', Integer,
> ForeignKey('company.id')) # many-to-one
>
> main.py:
>
> class Company(DeclarativeBase):
> id = Column(Integer, primary_key=True)
> name = Column(Unicode(200), nullable=False)
> users = relation('User') # one-to-many
>
> My *template* contains:
>
> ${user.company.name}
>
> This throws the following error:
>
> UndefinedError: <User...> has no member named "company"
>
> I know User.company doesn't exist. But how can I make it exist in the
> model so that ${user.company} returns a Company object rather than
> just a primary key value from the database? In other words, what is
> the right syntax to get ${user.company.name} to display the company
> name in the template? I've tried variations of backref=... but
> haven't been able to get it right.
Sigh...the following simple change (in bold) fixed the problem.
main.py:
class Company(DeclarativeBase):
id = Column(Integer, primary_key=True)
name = Column(Unicode(200), nullable=False)
users = relation('User'*, backref='company'*) # one-to-many
Tim
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