ant-rand-goal-maml: env: ray.rllib.examples.env.ant_rand_goal.AntRandGoalEnv run: MAML stop: training_iteration: 1000 config: horizon: 200 rollout_fragment_length: 200 num_envs_per_worker: 20 inner_adaptation_steps: 2 maml_optimizer_steps: 5 gamma: 0.99 lambda: 1.0 lr: 0.001 vf_loss_coeff: 0.5 clip_param: 0.3 kl_target: 0.01 kl_coeff: 0.0005 num_workers: 32 num_gpus: 1 inner_lr: 0.03 explore: True clip_actions: False model: fcnet_hiddens: [64, 64] free_log_std: True