In `Company.__init__()`, instead of blindly creating a new `Creator` instance,
you need to first query for an existing Creator with that name. If it exists,
append it, otherwise, create a new one and append that.
--
Tim Van Steenburgh
On Monday, August 12, 2013 at 9:26 PM, csdr...@gmail.com
= relationship(Creator, backref=companies, cascade=all)
def __init__(self, company, creator):
self.company = company
existing_creator = DBSession(Creator).query.filter_by(name=creator).first()
self.creator.append(existing_creator or Creator(creator))
--
Tim Van Steenburgh
Sorry, that should have been:
existing_creator = DBSession(Creator).query.filter_by(creator=creator).first()
On Monday, August 12, 2013 at 9:49 PM, Tim Van Steenburgh wrote:
It's not the append that's causing the error, it's the fact that you're
creating a new Creator() instance, which
Ad, one more try:
existing_creator = DBSession.query(Creator).filter_by(name=creator).first()
--
Tim Van Steenburgh
On Monday, August 12, 2013 at 9:50 PM, Tim Van Steenburgh wrote:
Sorry, that should have been:
existing_creator =
DBSession(Creator).query.filter_by(creator
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