On Oct 22, 2010, at 6:39 PM, Eoghan Murray wrote: > Hi, > > I've the following code that works fine in 0.5.8 > > from sqlalchemy.types import Interval as SAInterval > > class Interval(SAInterval): > def process_bind_param(self, value, engine): > """coerce to a timedelta""" > if value is not None: > value = timedelta(days=value.days, > seconds=value.seconds) > return super(Interval, self).process_bind_param(value, > engine) > > In 0.6.4, I can do the following: > > class Interval(types.TypeDecorator): > impl = SAInterval > > def process_bind_param(self, value, engine): > """coerce to a timedelta""" > if value is not None: > value = timedelta(days=value.days, > seconds=value.seconds) > return value > > Is this an oversight in the 06Migration, or was I just doing it wrong > previously?
mmmm, i think the contract of TypeDecorator is that you don't need to deal with super(). But the funny thing about Interval is its already a TypeDecorator, but the idea should be the same (in 0.5 too...) -- You received this message because you are subscribed to the Google Groups "sqlalchemy" group. To post to this group, send email to sqlalch...@googlegroups.com. To unsubscribe from this group, send email to sqlalchemy+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/sqlalchemy?hl=en.