I also tried loading a related attribute , and it still returns None. 

On Friday, 2 March 2018 11:00:47 UTC-5, Harshvardhan Gupta wrote:
>
> Thanks, I am able to call my object, but the attribute prints none: 
>
>
> E.g. my model is: 
>
> class User(Dictifiable, db.Model, UserMixin):
>     __tablename__ = 'user'
>
>     id = Column(Integer, Sequence('user_id_seq'), primary_key=True)
>     full_name = Column(String(50))
>
>
> And this is what I have done : 
>
> `u_lazy = User(id=1)`
> `db.session().enable_relationship_loading(u_lazy)`
> when i try to print u_lazy.full_name, it shows null (it is non null in db 
>  ) 
>
>
> On Friday, 2 March 2018 10:55:11 UTC-5, Mike Bayer wrote:
>>
>> On Fri, Mar 2, 2018 at 10:52 AM, Harshvardhan Gupta 
>> <harsh...@gmail.com> wrote: 
>> > Thanks for the reply. 
>> > 
>> > There is a guarantee that the user will exist ,why is why I want to 
>> prevent that extra db query. 
>> > 
>> > When I try to do enable relationship loading ,I get the error : 
>> > Scoped session has no attribute enable relationship loading. 
>>
>> that's a scoped_session(), not a Session, access the Session by 
>> calling it:  scoped_session().enable_relationship_loading(obj) 
>>
>> > 
>> > -- 
>> > SQLAlchemy - 
>> > The Python SQL Toolkit and Object Relational Mapper 
>> > 
>> > http://www.sqlalchemy.org/ 
>> > 
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>

-- 
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