if brain_name in self.trainer_metrics:
self.trainer_metrics[brain_name].add_delta_step(delta_time_step)
print(brain_name)
print(self.brain_name_to_identifier[brain_name])
for name_behavior_id in self.brain_name_to_identifier[brain_name]:
if step_info.has_actions_for_brain(name_behavior_id):
trainer.add_experiences(