code: def finish_experiment(self, session, exp_id):
          '''remove an experiment from the list after completion.
          '''
          self.logger.debug('Finishing %s' %exp_id)
          experiments = session.get('experiments', [])
          experiments = [x for x in experiments if x != exp_id]
          session['experiments'] = experiments
          return experimentf finish_experiment(self, session, exp_id):
          '''remove an experiment from the list after completion.
          '''
          self.logger.debug('Finishing %s' %exp_id)
          experiments = session.get('experiments', [])
          experiments = [x for x in experiments if x != exp_id]
          session['experiments'] = experiments
          return experiments
docs: remove an experiment from the list after completion.