def testMerge(self): self.session = Settings.Session(bind=self.connection) strparam = StringParameter('strname', 'string100') session.add(strparam) session.commit() session.close() strparam2 = StringParameter('strname', 'string100') strparam2.id = 1 strparam2 = self.session.merge(strparam2, load=True) strparam2.value = 'test' self.session.commit()