I solved the problem delaying the imports like:
from zeppelinlib.screen.ScreenTest import Screen
CRMContactInformation.id = Column("id", Integer,
ForeignKey(Screen.id), primary_key=True)
On Oct 25, 11:18 am, Alvaro Reinoso <alvrein...@gmail.com> wrote:
> Hey guys,
>
> I have a problem when I import classes from one to another. I have
> those classes in different modules:
>
> crm.py
>
> from CRMContactInformation import CRMContactInformation
>
> class CRM(rdb.Model):
> """Set up crm table in the database"""
> rdb.metadata(metadata)
> rdb.tablename("crms")
>
> id = Column("id", Integer, ForeignKey("screens.id"),
> primary_key=True)
> screen_id = Column("screen_id", Integer, )
>
> contactInformation = relationship(CRMContactInformation,
> userlist=False, backref="crms")
> ....
>
> CRMContactInformation.py
>
> from CRM import CRM
>
> class CRMContactInformation(rdb.Model):
> """Set up crm contact information table in the database"""
> rdb.metadata(metadata)
> rdb.tablename("crm_contact_informations")
>
> id = Column("id", Integer, ForeignKey(CRM.id), primary_key=True)
> owner = Column("owner", String(50))
> .....
>
> As you can see, I have a recursive problem because I import
> CRMContactInformation in CRM and CRM in CRMContactInformation. I got
> this error or similar:
>
> “AttributeError: ‘module’ object has no attribute ”
>
> I tried to change the imports importing the whole path. It didn't work
> out either.
>
> Is there any way I can use the metadata object to access the
> attributes of the tables? or another way to solve this?
>
> Thanks in advance!
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