luoye2333

Found a strange thing. There is already cleanup codes in motion_lib_real.py line 77, but it is commented out. ``` # if "gts" in self.__dict__: # del self.gts, self.grs, self.lrs, self.grvs,...

can further cut down gpu memory usage by cleaning variables after the last evaluation. The variables in env._motion_env_lib is not cleared when switching _motion_lib to motion_train_lib after finished evaluation, and...