Am Dienstag, 3. Juni 2008 12:21 schrieb Laurence Rowe: > Laurence Rowe wrote: > >> I found it by myself: I registered a zope.sqlalchemy related utility, > >> which stores an engine (self.engine = create_engine(DSN,...)) and a > >> scoped session (self.Session = scoped_session(sessionmaker...)). These > >> two objects cannot be serialized, hence the above problem. > >> > >> Now I'm unsure what to do about this problem - is there any code > >> available that demonstrates how to register SA engines/Sessions as > >> utilities? > > > > The simplest solution is to register the Session object as a global > > utility. > > Though that would be quite unnecessary too ;-). If you are ok with one > global scoped session for your app, then just use `from mymodule import > Session; session = Session()`.
Hmmm, it's not that easy: I have multiple sites on one Zope3 instance, whereas every site should connect to another database. For that reason, I thought about a local utility. However, this results in this serialization error. Best Regards, Hermann -- [EMAIL PROTECTED] GPG key ID: 299893C7 (on keyservers) FP: 0124 2584 8809 EF2A DBF9 4902 64B4 D16B 2998 93C7 _______________________________________________ Zope-Dev maillist - Zope-Dev@zope.org http://mail.zope.org/mailman/listinfo/zope-dev ** No cross posts or HTML encoding! ** (Related lists - http://mail.zope.org/mailman/listinfo/zope-announce http://mail.zope.org/mailman/listinfo/zope )
