def record_interest(self, trainer):
        get_db().insert("workshop_trainers", workshop_id=self.id, trainer_id=trainer.id)
Helper to create a validating parse action to be used with start tags created
dataset/ETHPy150Open anandology/broadgauge/broadgauge/models.py/Workshop.record_interest--crossover with--dataset/ETHPy150Open ipython/ipython-py3k/IPython/external/pyparsing/_pyparsing.py/withAttribute