refactored meshes, cleaned up init -- now with DMP --

alr_envs/alr/__init__.py

@@ -3,14 +3,11 @@ from copy import deepcopy
 import numpy as np
 from gym import register
 
-from alr_envs.alr.mujoco.table_tennis.tt_gym import MAX_EPISODE_STEPS
 from . import classic_control, mujoco
 from .classic_control.hole_reacher.hole_reacher import HoleReacherEnv
 from .classic_control.simple_reacher.simple_reacher import SimpleReacherEnv
 from .classic_control.viapoint_reacher.viapoint_reacher import ViaPointReacherEnv
 from .mujoco.ant_jump.ant_jump import MAX_EPISODE_STEPS_ANTJUMP
-from .mujoco.ball_in_a_cup.ball_in_a_cup import ALRBallInACupEnv
-from .mujoco.ball_in_a_cup.biac_pd import ALRBallInACupPDEnv
 from .mujoco.half_cheetah_jump.half_cheetah_jump import MAX_EPISODE_STEPS_HALFCHEETAHJUMP
 from .mujoco.hopper_jump.hopper_jump import MAX_EPISODE_STEPS_HOPPERJUMP
 from .mujoco.hopper_jump.hopper_jump_on_box import MAX_EPISODE_STEPS_HOPPERJUMPONBOX
@@ -21,17 +18,14 @@ from .mujoco.walker_2d_jump.walker_2d_jump import MAX_EPISODE_STEPS_WALKERJUMP
 
 ALL_ALR_MOTION_PRIMITIVE_ENVIRONMENTS = {"DMP": [], "ProMP": []}
 
-DEFAULT_BB_DICT = {
+DEFAULT_BB_DICT_ProMP = {
     "name": 'EnvName',
     "wrappers": [],
     "trajectory_generator_kwargs": {
         'trajectory_generator_type': 'promp'
     },
     "phase_generator_kwargs": {
-        'phase_generator_type': 'linear',
-        'delay': 0,
-        'learn_tau': False,
-        'learn_delay': False
+        'phase_generator_type': 'linear'
     },
     "controller_kwargs": {
         'controller_type': 'motor',
@@ -45,6 +39,26 @@ DEFAULT_BB_DICT = {
     }
 }
 
+DEFAULT_BB_DICT_DMP = {
+    "name": 'EnvName',
+    "wrappers": [],
+    "trajectory_generator_kwargs": {
+        'trajectory_generator_type': 'dmp'
+    },
+    "phase_generator_kwargs": {
+        'phase_generator_type': 'exp'
+    },
+    "controller_kwargs": {
+        'controller_type': 'motor',
+        "p_gains": 1.0,
+        "d_gains": 0.1,
+    },
+    "basis_generator_kwargs": {
+        'basis_generator_type': 'rbf',
+        'num_basis': 5
+    }
+}
+
 # Classic Control
 ## Simple Reacher
 register(
@@ -199,130 +213,83 @@ register(
     }
 )
 
-## Table Tennis
-register(id='TableTennis2DCtxt-v0',
-         entry_point='alr_envs.alr.mujoco:TTEnvGym',
-         max_episode_steps=MAX_EPISODE_STEPS,
-         kwargs={'ctxt_dim': 2})
-
-register(id='TableTennis4DCtxt-v0',
-         entry_point='alr_envs.alr.mujocco:TTEnvGym',
-         max_episode_steps=MAX_EPISODE_STEPS,
-         kwargs={'ctxt_dim': 4})
-
 register(
     id='BeerPong-v0',
-    entry_point='alr_envs.alr.mujoco:BeerBongEnv',
+    entry_point='alr_envs.alr.mujoco:BeerPongEnv',
     max_episode_steps=300,
-    kwargs={
-        "frame_skip": 2
-    }
 )
 
-register(
-    id='BeerPong-v1',
-    entry_point='alr_envs.alr.mujoco:BeerBongEnv',
-    max_episode_steps=300,
-    kwargs={
-        "frame_skip": 2
-    }
-)
-
-# Here we use the same reward as in ALRBeerPong-v0, but now consider after the release,
+# Here we use the same reward as in BeerPong-v0, but now consider after the release,
 # only one time step, i.e. we simulate until the end of th episode
 register(
     id='BeerPongStepBased-v0',
-    entry_point='alr_envs.alr.mujoco:BeerBongEnvStepBased',
+    entry_point='alr_envs.alr.mujoco:BeerPongEnvStepBasedEpisodicReward',
     max_episode_steps=300,
-    kwargs={
-        "cup_goal_pos": [-0.3, -1.2],
-        "frame_skip": 2
-    }
 )
 
 # Beerpong with episodic reward, but fixed release time step
 register(
     id='BeerPongFixedRelease-v0',
-    entry_point='alr_envs.alr.mujoco:BeerBongEnvFixedReleaseStep',
+    entry_point='alr_envs.alr.mujoco:BeerPongEnvFixedReleaseStep',
     max_episode_steps=300,
-    kwargs={
-        "cup_goal_pos": [-0.3, -1.2],
-        "frame_skip": 2
-    }
 )
 
 # Motion Primitive Environments
 
 ## Simple Reacher
-_versions = ["SimpleReacher-v0", "SimpleReacher-v1", "LongSimpleReacher-v0", "LongSimpleReacher-v1"]
+_versions = ["SimpleReacher-v0", "LongSimpleReacher-v0"]
 for _v in _versions:
     _name = _v.split("-")
     _env_id = f'{_name[0]}DMP-{_name[1]}'
+    kwargs_dict_simple_reacher_dmp = deepcopy(DEFAULT_BB_DICT_DMP)
+    kwargs_dict_simple_reacher_dmp['wrappers'].append(classic_control.simple_reacher.MPWrapper)
+    kwargs_dict_simple_reacher_dmp['controller_kwargs']['p_gains'] = 0.6
+    kwargs_dict_simple_reacher_dmp['controller_kwargs']['d_gains'] = 0.075
+    kwargs_dict_simple_reacher_dmp['trajectory_generator_kwargs']['weight_scale'] = 50
+    kwargs_dict_simple_reacher_dmp['phase_generator_kwargs']['alpha_phase'] = 2
+    kwargs_dict_simple_reacher_dmp['name'] = f"{_v}"
     register(
         id=_env_id,
-        entry_point='alr_envs.utils.make_env_helpers:make_dmp_env_helper',
-        # max_episode_steps=1,
-        kwargs={
-            "name": f"{_v}",
-            "wrappers": [classic_control.simple_reacher.MPWrapper],
-            "traj_gen_kwargs": {
-                "num_dof": 2 if "long" not in _v.lower() else 5,
-                "num_basis": 5,
-                "duration": 2,
-                "alpha_phase": 2,
-                "learn_goal": True,
-                "policy_type": "motor",
-                "weights_scale": 50,
-                "policy_kwargs": {
-                    "p_gains": .6,
-                    "d_gains": .075
-                }
-            }
-        }
+        entry_point='alr_envs.utils.make_env_helpers:make_bb_env_helper',
+        kwargs=kwargs_dict_simple_reacher_dmp
     )
     ALL_ALR_MOTION_PRIMITIVE_ENVIRONMENTS["DMP"].append(_env_id)
 
     _env_id = f'{_name[0]}ProMP-{_name[1]}'
-    kwargs_dict_simple_reacher_promp = deepcopy(DEFAULT_BB_DICT)
+    kwargs_dict_simple_reacher_promp = deepcopy(DEFAULT_BB_DICT_ProMP)
     kwargs_dict_simple_reacher_promp['wrappers'].append(classic_control.simple_reacher.MPWrapper)
     kwargs_dict_simple_reacher_promp['controller_kwargs']['p_gains'] = 0.6
     kwargs_dict_simple_reacher_promp['controller_kwargs']['d_gains'] = 0.075
-    kwargs_dict_simple_reacher_promp['name'] = _env_id
+    kwargs_dict_simple_reacher_promp['name'] = _v
     register(
         id=_env_id,
-        entry_point='alr_envs.utils.make_env_helpers:make_promp_env_helper',
+        entry_point='alr_envs.utils.make_env_helpers:make_bb_env_helper',
         kwargs=kwargs_dict_simple_reacher_promp
     )
     ALL_ALR_MOTION_PRIMITIVE_ENVIRONMENTS["ProMP"].append(_env_id)
 
 # Viapoint reacher
+kwargs_dict_via_point_reacher_dmp = deepcopy(DEFAULT_BB_DICT_DMP)
+kwargs_dict_via_point_reacher_dmp['wrappers'].append(classic_control.viapoint_reacher.MPWrapper)
+kwargs_dict_via_point_reacher_dmp['controller_kwargs']['controller_type'] = 'velocity'
+kwargs_dict_via_point_reacher_dmp['trajectory_generator_kwargs']['weight_scale'] = 50
+kwargs_dict_via_point_reacher_dmp['phase_generator_kwargs']['alpha_phase'] = 2
+kwargs_dict_via_point_reacher_dmp['name'] = "ViaPointReacher-v0"
 register(
     id='ViaPointReacherDMP-v0',
-    entry_point='alr_envs.utils.make_env_helpers:make_dmp_env_helper',
+    entry_point='alr_envs.utils.make_env_helpers:make_bb_env_helper',
     # max_episode_steps=1,
-    kwargs={
-        "name": "ViaPointReacher-v0",
-        "wrappers": [classic_control.viapoint_reacher.MPWrapper],
-        "traj_gen_kwargs": {
-            "num_dof": 5,
-            "num_basis": 5,
-            "duration": 2,
-            "learn_goal": True,
-            "alpha_phase": 2,
-            "policy_type": "velocity",
-            "weights_scale": 50,
-        }
-    }
+    kwargs=kwargs_dict_via_point_reacher_dmp
 )
 ALL_ALR_MOTION_PRIMITIVE_ENVIRONMENTS["DMP"].append("ViaPointReacherDMP-v0")
 
-kwargs_dict_via_point_reacher_promp = deepcopy(DEFAULT_BB_DICT)
+kwargs_dict_via_point_reacher_promp = deepcopy(DEFAULT_BB_DICT_ProMP)
 kwargs_dict_via_point_reacher_promp['wrappers'].append(classic_control.viapoint_reacher.MPWrapper)
 kwargs_dict_via_point_reacher_promp['controller_kwargs']['controller_type'] = 'velocity'
-kwargs_dict_via_point_reacher_promp['name'] = "ViaPointReacherProMP-v0"
+kwargs_dict_via_point_reacher_promp['name'] = "ViaPointReacher-v0"
 register(
     id="ViaPointReacherProMP-v0",
-    entry_point='alr_envs.utils.make_env_helpers:make_promp_env_helper',
+    entry_point='alr_envs.utils.make_env_helpers:make_bb_env_helper',
     kwargs=kwargs_dict_via_point_reacher_promp
 )
 ALL_ALR_MOTION_PRIMITIVE_ENVIRONMENTS["ProMP"].append("ViaPointReacherProMP-v0")
@@ -332,37 +299,30 @@ _versions = ["HoleReacher-v0"]
 for _v in _versions:
     _name = _v.split("-")
     _env_id = f'{_name[0]}DMP-{_name[1]}'
+    kwargs_dict_hole_reacher_dmp = deepcopy(DEFAULT_BB_DICT_DMP)
+    kwargs_dict_hole_reacher_dmp['wrappers'].append(classic_control.hole_reacher.MPWrapper)
+    kwargs_dict_hole_reacher_dmp['controller_kwargs']['controller_type'] = 'velocity'
+    # TODO: Before it was weight scale 50 and goal scale 0.1. We now only have weight scale and thus set it to 500. Check
+    kwargs_dict_hole_reacher_dmp['trajectory_generator_kwargs']['weight_scale'] = 500
+    kwargs_dict_hole_reacher_dmp['phase_generator_kwargs']['alpha_phase'] = 2.5
+    kwargs_dict_hole_reacher_dmp['name'] = _v
     register(
         id=_env_id,
-        entry_point='alr_envs.utils.make_env_helpers:make_dmp_env_helper',
+        entry_point='alr_envs.utils.make_env_helpers:make_bb_env_helper',
         # max_episode_steps=1,
-        kwargs={
-            "name": f"HoleReacher-{_v}",
-            "wrappers": [classic_control.hole_reacher.MPWrapper],
-            "traj_gen_kwargs": {
-                "num_dof": 5,
-                "num_basis": 5,
-                "duration": 2,
-                "learn_goal": True,
-                "alpha_phase": 2.5,
-                "bandwidth_factor": 2,
-                "policy_type": "velocity",
-                "weights_scale": 50,
-                "goal_scale": 0.1
-            }
-        }
+        kwargs=kwargs_dict_hole_reacher_dmp
     )
     ALL_ALR_MOTION_PRIMITIVE_ENVIRONMENTS["DMP"].append(_env_id)
 
     _env_id = f'{_name[0]}ProMP-{_name[1]}'
-    kwargs_dict_hole_reacher_promp = deepcopy(DEFAULT_BB_DICT)
+    kwargs_dict_hole_reacher_promp = deepcopy(DEFAULT_BB_DICT_ProMP)
     kwargs_dict_hole_reacher_promp['wrappers'].append(classic_control.hole_reacher.MPWrapper)
     kwargs_dict_hole_reacher_promp['trajectory_generator_kwargs']['weight_scale'] = 2
     kwargs_dict_hole_reacher_promp['controller_kwargs']['controller_type'] = 'velocity'
     kwargs_dict_hole_reacher_promp['name'] = f"{_v}"
     register(
         id=_env_id,
-        entry_point='alr_envs.utils.make_env_helpers:make_promp_env_helper',
+        entry_point='alr_envs.utils.make_env_helpers:make_bb_env_helper',
         kwargs=kwargs_dict_hole_reacher_promp
     )
     ALL_ALR_MOTION_PRIMITIVE_ENVIRONMENTS["ProMP"].append(_env_id)
@@ -372,36 +332,26 @@ _versions = ["Reacher5d-v0", "Reacher7d-v0", "Reacher5dSparse-v0", "Reacher7dSpa
 for _v in _versions:
     _name = _v.split("-")
     _env_id = f'{_name[0]}DMP-{_name[1]}'
+    kwargs_dict_reacherNd_dmp = deepcopy(DEFAULT_BB_DICT_DMP)
+    kwargs_dict_reacherNd_dmp['wrappers'].append(mujoco.reacher.MPWrapper)
+    kwargs_dict_reacherNd_dmp['trajectory_generator_kwargs']['weight_scale'] = 5
+    kwargs_dict_reacherNd_dmp['phase_generator_kwargs']['alpha_phase'] = 2
+    kwargs_dict_reacherNd_dmp['basis_generator_kwargs']['num_basis'] = 2
+    kwargs_dict_reacherNd_dmp['name'] = _v
     register(
         id=_env_id,
-        entry_point='alr_envs.utils.make_env_helpers:make_dmp_env_helper',
+        entry_point='alr_envs.utils.make_env_helpers:make_bb_env_helper',
         # max_episode_steps=1,
-        kwargs={
-            "name": f"{_v}",
-            "wrappers": [mujoco.reacher.MPWrapper],
-            "traj_gen_kwargs": {
-                "num_dof": 5 if "long" not in _v.lower() else 7,
-                "num_basis": 2,
-                "duration": 4,
-                "alpha_phase": 2,
-                "learn_goal": True,
-                "policy_type": "motor",
-                "weights_scale": 5,
-                "policy_kwargs": {
-                    "p_gains": 1,
-                    "d_gains": 0.1
-                }
-            }
-        }
+        kwargs=kwargs_dict_reacherNd_dmp
     )
     ALL_ALR_MOTION_PRIMITIVE_ENVIRONMENTS["DMP"].append(_env_id)
 
     _env_id = f'{_name[0]}ProMP-{_name[1]}'
-    kwargs_dict_alr_reacher_promp = deepcopy(DEFAULT_BB_DICT)
+    kwargs_dict_alr_reacher_promp = deepcopy(DEFAULT_BB_DICT_ProMP)
     kwargs_dict_alr_reacher_promp['wrappers'].append(mujoco.reacher.MPWrapper)
     kwargs_dict_alr_reacher_promp['controller_kwargs']['p_gains'] = 1
     kwargs_dict_alr_reacher_promp['controller_kwargs']['d_gains'] = 0.1
-    kwargs_dict_alr_reacher_promp['name'] = f"{_v}"
+    kwargs_dict_alr_reacher_promp['name'] = _v
     register(
         id=_env_id,
         entry_point='alr_envs.utils.make_env_helpers:make_bb_env_helper',
@@ -415,14 +365,14 @@ _versions = ['BeerPong-v0']
 for _v in _versions:
     _name = _v.split("-")
     _env_id = f'{_name[0]}ProMP-{_name[1]}'
-    kwargs_dict_bp_promp = deepcopy(DEFAULT_BB_DICT)
+    kwargs_dict_bp_promp = deepcopy(DEFAULT_BB_DICT_ProMP)
     kwargs_dict_bp_promp['wrappers'].append(mujoco.beerpong.MPWrapper)
     kwargs_dict_bp_promp['phase_generator_kwargs']['learn_tau'] = True
     kwargs_dict_bp_promp['controller_kwargs']['p_gains'] = np.array([1.5, 5, 2.55, 3, 2., 2, 1.25])
     kwargs_dict_bp_promp['controller_kwargs']['d_gains'] = np.array([0.02333333, 0.1, 0.0625, 0.08, 0.03, 0.03, 0.0125])
     kwargs_dict_bp_promp['basis_generator_kwargs']['num_basis'] = 2
     kwargs_dict_bp_promp['basis_generator_kwargs']['num_basis_zero_start'] = 2
-    kwargs_dict_bp_promp['name'] = f"{_v}"
+    kwargs_dict_bp_promp['name'] = _v
     register(
         id=_env_id,
         entry_point='alr_envs.utils.make_env_helpers:make_bb_env_helper',
@@ -435,17 +385,17 @@ _versions = ["BeerPongStepBased-v0", "BeerPongFixedRelease-v0"]
 for _v in _versions:
     _name = _v.split("-")
     _env_id = f'{_name[0]}ProMP-{_name[1]}'
-    kwargs_dict_bp_promp = deepcopy(DEFAULT_BB_DICT)
+    kwargs_dict_bp_promp = deepcopy(DEFAULT_BB_DICT_ProMP)
     kwargs_dict_bp_promp['wrappers'].append(mujoco.beerpong.MPWrapper)
     kwargs_dict_bp_promp['phase_generator_kwargs']['tau'] = 0.62
     kwargs_dict_bp_promp['controller_kwargs']['p_gains'] = np.array([1.5, 5, 2.55, 3, 2., 2, 1.25])
     kwargs_dict_bp_promp['controller_kwargs']['d_gains'] = np.array([0.02333333, 0.1, 0.0625, 0.08, 0.03, 0.03, 0.0125])
     kwargs_dict_bp_promp['basis_generator_kwargs']['num_basis'] = 2
     kwargs_dict_bp_promp['basis_generator_kwargs']['num_basis_zero_start'] = 2
-    kwargs_dict_bp_promp['name'] = f"{_v}"
+    kwargs_dict_bp_promp['name'] = _v
     register(
         id=_env_id,
-        entry_point='alr_envs.utils.make_env_helpers:make_mp_env_helper',
+        entry_point='alr_envs.utils.make_env_helpers:make_bb_env_helper',
         kwargs=kwargs_dict_bp_promp
     )
     ALL_ALR_MOTION_PRIMITIVE_ENVIRONMENTS["ProMP"].append(_env_id)
@@ -460,12 +410,12 @@ _versions = ['ALRAntJump-v0']
 for _v in _versions:
     _name = _v.split("-")
     _env_id = f'{_name[0]}ProMP-{_name[1]}'
-    kwargs_dict_ant_jump_promp = deepcopy(DEFAULT_BB_DICT)
+    kwargs_dict_ant_jump_promp = deepcopy(DEFAULT_BB_DICT_ProMP)
     kwargs_dict_ant_jump_promp['wrappers'].append(mujoco.ant_jump.MPWrapper)
-    kwargs_dict_ant_jump_promp['name'] = f"{_v}"
+    kwargs_dict_ant_jump_promp['name'] = _v
     register(
         id=_env_id,
-        entry_point='alr_envs.utils.make_env_helpers:make_mp_env_helper',
+        entry_point='alr_envs.utils.make_env_helpers:make_bb_env_helper',
         kwargs=kwargs_dict_ant_jump_promp
     )
     ALL_ALR_MOTION_PRIMITIVE_ENVIRONMENTS["ProMP"].append(_env_id)
@@ -477,12 +427,12 @@ _versions = ['ALRHalfCheetahJump-v0']
 for _v in _versions:
     _name = _v.split("-")
     _env_id = f'{_name[0]}ProMP-{_name[1]}'
-    kwargs_dict_halfcheetah_jump_promp = deepcopy(DEFAULT_BB_DICT)
+    kwargs_dict_halfcheetah_jump_promp = deepcopy(DEFAULT_BB_DICT_ProMP)
     kwargs_dict_halfcheetah_jump_promp['wrappers'].append(mujoco.half_cheetah_jump.MPWrapper)
-    kwargs_dict_halfcheetah_jump_promp['name'] = f"{_v}"
+    kwargs_dict_halfcheetah_jump_promp['name'] = _v
     register(
         id=_env_id,
-        entry_point='alr_envs.utils.make_env_helpers:make_promp_env_helper',
+        entry_point='alr_envs.utils.make_env_helpers:make_bb_env_helper',
         kwargs=kwargs_dict_halfcheetah_jump_promp
     )
     ALL_ALR_MOTION_PRIMITIVE_ENVIRONMENTS["ProMP"].append(_env_id)
@@ -491,18 +441,18 @@ for _v in _versions:
 
 
 ## HopperJump
-_versions = ['ALRHopperJump-v0', 'ALRHopperJumpRndmJointsDesPos-v0', 'ALRHopperJumpRndmJointsDesPosStepBased-v0',
-             'ALRHopperJumpOnBox-v0', 'ALRHopperThrow-v0', 'ALRHopperThrowInBasket-v0']
+_versions = ['HopperJump-v0', 'HopperJumpSparse-v0', 'ALRHopperJumpOnBox-v0', 'ALRHopperThrow-v0',
+             'ALRHopperThrowInBasket-v0']
 # TODO: Check if all environments work with the same MPWrapper
 for _v in _versions:
     _name = _v.split("-")
     _env_id = f'{_name[0]}ProMP-{_name[1]}'
-    kwargs_dict_hopper_jump_promp = deepcopy(DEFAULT_BB_DICT)
+    kwargs_dict_hopper_jump_promp = deepcopy(DEFAULT_BB_DICT_ProMP)
     kwargs_dict_hopper_jump_promp['wrappers'].append(mujoco.hopper_jump.MPWrapper)
-    kwargs_dict_hopper_jump_promp['name'] = f"{_v}"
+    kwargs_dict_hopper_jump_promp['name'] = _v
     register(
         id=_env_id,
-        entry_point='alr_envs.utils.make_env_helpers:make_mp_env_helper',
+        entry_point='alr_envs.utils.make_env_helpers:make_bb_env_helper',
         kwargs=kwargs_dict_hopper_jump_promp
     )
     ALL_ALR_MOTION_PRIMITIVE_ENVIRONMENTS["ProMP"].append(_env_id)
@@ -515,12 +465,12 @@ _versions = ['ALRWalker2DJump-v0']
 for _v in _versions:
     _name = _v.split("-")
     _env_id = f'{_name[0]}ProMP-{_name[1]}'
-    kwargs_dict_walker2d_jump_promp = deepcopy(DEFAULT_BB_DICT)
+    kwargs_dict_walker2d_jump_promp = deepcopy(DEFAULT_BB_DICT_ProMP)
     kwargs_dict_walker2d_jump_promp['wrappers'].append(mujoco.walker_2d_jump.MPWrapper)
-    kwargs_dict_walker2d_jump_promp['name'] = f"{_v}"
+    kwargs_dict_walker2d_jump_promp['name'] = _v
     register(
         id=_env_id,
-        entry_point='alr_envs.utils.make_env_helpers:make_promp_env_helper',
+        entry_point='alr_envs.utils.make_env_helpers:make_bb_env_helper',
         kwargs=kwargs_dict_walker2d_jump_promp
     )
     ALL_ALR_MOTION_PRIMITIVE_ENVIRONMENTS["ProMP"].append(_env_id)

alr_envs/alr/mujoco/__init__.py

@@ -1,11 +1,8 @@
+from .beerpong.beerpong import BeerPongEnv, BeerPongEnvFixedReleaseStep, BeerPongEnvStepBasedEpisodicReward
 from .ant_jump.ant_jump import AntJumpEnv
-from .ball_in_a_cup.ball_in_a_cup import ALRBallInACupEnv
-from .ball_in_a_cup.biac_pd import ALRBallInACupPDEnv
-from alr_envs.alr.mujoco.beerpong.beerpong import BeerPongEnv
 from .half_cheetah_jump.half_cheetah_jump import ALRHalfCheetahJumpEnv
 from .hopper_jump.hopper_jump_on_box import ALRHopperJumpOnBoxEnv
 from .hopper_throw.hopper_throw import ALRHopperThrowEnv
 from .hopper_throw.hopper_throw_in_basket import ALRHopperThrowInBasketEnv
 from .reacher.reacher import ReacherEnv
-from .table_tennis.tt_gym import TTEnvGym
 from .walker_2d_jump.walker_2d_jump import ALRWalker2dJumpEnv

alr_envs/alr/mujoco/beerpong/assets/beerpong_wo_cup_big_table.xml

@@ -1,5 +1,5 @@
 <mujoco model="wam(v1.31)">
-    <compiler angle="radian" meshdir="../../meshes/wam/" />
+    <compiler angle="radian" meshdir="./meshes/wam/" />
     <option timestep="0.005" integrator="Euler" />
     <size njmax="500" nconmax="100" />
     <default class="main">

alr_envs/alr/mujoco/beerpong/beerpong.py

@@ -48,6 +48,7 @@ class BeerPongEnv(MujocoEnv, utils.EzPickle):
         self.ep_length = 600 // frame_skip
 
         self.repeat_action = frame_skip
+        # TODO: If accessing IDs is easier in the (new) official mujoco bindings, remove this
         self.model = None
         self.site_id = lambda x: self.model.site_name2id(x)
         self.body_id = lambda x: self.model.body_name2id(x)
@@ -64,7 +65,7 @@ class BeerPongEnv(MujocoEnv, utils.EzPickle):
         self.ball_in_cup = False
         self.dist_ground_cup = -1  # distance floor to cup if first floor contact
 
-        MujocoEnv.__init__(self, self.xml_path, frame_skip=1)
+        MujocoEnv.__init__(self, self.xml_path, frame_skip=1, mujoco_bindings="mujoco_py")
         utils.EzPickle.__init__(self)
 
     @property
@@ -99,25 +100,25 @@ class BeerPongEnv(MujocoEnv, utils.EzPickle):
 
         # TODO: Ask Max why we need to set the state twice.
         self.set_state(start_pos, init_vel)
-        start_pos[7::] = self.sim.data.site_xpos[self.site_id("init_ball_pos"), :].copy()
+        start_pos[7::] = self.data.site_xpos[self.site_id("init_ball_pos"), :].copy()
         self.set_state(start_pos, init_vel)
         xy = self.np_random.uniform(self._cup_pos_min, self._cup_pos_max)
         xyz = np.zeros(3)
         xyz[:2] = xy
         xyz[-1] = 0.840
-        self.sim.model.body_pos[self.body_id("cup_table")] = xyz
+        self.model.body_pos[self.body_id("cup_table")] = xyz
         return self._get_obs()
 
     def step(self, a):
         crash = False
         for _ in range(self.repeat_action):
-            applied_action = a + self.sim.data.qfrc_bias[:len(a)].copy() / self.model.actuator_gear[:, 0]
+            applied_action = a + self.data.qfrc_bias[:len(a)].copy() / self.model.actuator_gear[:, 0]
             try:
                 self.do_simulation(applied_action, self.frame_skip)
                 # self.reward_function.check_contacts(self.sim)   # I assume this is not important?
                 if self._steps < self.release_step:
-                    self.sim.data.qpos[7::] = self.sim.data.site_xpos[self.site_id("init_ball_pos"), :].copy()
-                    self.sim.data.qvel[7::] = self.sim.data.site_xvelp[self.site_id("init_ball_pos"), :].copy()
+                    self.data.qpos[7::] = self.data.site_xpos[self.site_id("init_ball_pos"), :].copy()
+                    self.data.qvel[7::] = self.data.site_xvelp[self.site_id("init_ball_pos"), :].copy()
                 crash = False
             except mujoco_py.builder.MujocoException:
                 crash = True
@@ -137,15 +138,15 @@ class BeerPongEnv(MujocoEnv, utils.EzPickle):
         infos = dict(
             reward=reward,
             action=a,
-            q_pos=self.sim.data.qpos[0:7].ravel().copy(),
-            q_vel=self.sim.data.qvel[0:7].ravel().copy(), sim_crash=crash,
+            q_pos=self.data.qpos[0:7].ravel().copy(),
+            q_vel=self.data.qvel[0:7].ravel().copy(), sim_crash=crash,
         )
         infos.update(reward_infos)
         return ob, reward, done, infos
 
     def _get_obs(self):
-        theta = self.sim.data.qpos.flat[:7]
-        theta_dot = self.sim.data.qvel.flat[:7]
+        theta = self.data.qpos.flat[:7]
+        theta_dot = self.data.qvel.flat[:7]
         ball_pos = self.data.get_body_xpos("ball").copy()
         cup_goal_diff_final = ball_pos - self.data.get_site_xpos("cup_goal_final_table").copy()
         cup_goal_diff_top = ball_pos - self.data.get_site_xpos("cup_goal_table").copy()
@@ -155,7 +156,7 @@ class BeerPongEnv(MujocoEnv, utils.EzPickle):
             theta_dot,
             cup_goal_diff_final,
             cup_goal_diff_top,
-            self.sim.model.body_pos[self.body_id("cup_table")][:2].copy(),
+            self.model.body_pos[self.body_id("cup_table")][:2].copy(),
             # [self._steps],  # Use TimeAwareObservation Wrapper instead ....
         ])
 
@@ -181,7 +182,7 @@ class BeerPongEnv(MujocoEnv, utils.EzPickle):
         # Is this needed?
         # self._is_collided = self._check_collision_with_itself([self.geom_id(name) for name in CUP_COLLISION_OBJ])
 
-        if self._steps == self.ep_length - 1:# or self._is_collided:
+        if self._steps == self.ep_length - 1:  # or self._is_collided:
             min_dist = np.min(self.dists)
             final_dist = self.dists_final[-1]
             if self.ball_ground_contact_first:
@@ -241,8 +242,8 @@ class BeerPongEnv(MujocoEnv, utils.EzPickle):
         If id_set_2 is set to None, it will check for a collision with itself (id_set_1).
         """
         collision_id_set = id_set_2 - id_set_1 if id_set_2 is not None else id_set_1
-        for coni in range(self.sim.data.ncon):
-            con = self.sim.data.contact[coni]
+        for coni in range(self.data.ncon):
+            con = self.data.contact[coni]
             if ((con.geom1 in id_set_1 and con.geom2 in collision_id_set) or
                     (con.geom2 in id_set_1 and con.geom1 in collision_id_set)):
                 return True

alr_envs/alr/mujoco/reacher/reacher.py

@@ -58,7 +58,7 @@ class ReacherEnv(MujocoEnv, utils.EzPickle):
         return -self.reward_weight * np.linalg.norm(vec)
 
     def velocity_reward(self):
-        return -10 * np.square(self.sim.data.qvel.flat[:self.n_links]).sum() if self.sparse else 0.0
+        return -10 * np.square(self.data.qvel.flat[:self.n_links]).sum() if self.sparse else 0.0
 
     def viewer_setup(self):
         self.viewer.cam.trackbodyid = 0

alr_envs/black_box/black_box_wrapper.py

@@ -75,7 +75,7 @@ class BlackBoxWrapper(gym.ObservationWrapper):
         # TODO: Bruce said DMP, ProMP, ProDMP can have 0 bc_time for sequencing
         # TODO Check with Bruce for replanning
         self.traj_gen.set_boundary_conditions(
-            bc_time=np.zeros((1,)) if not self.do_replanning else np.array([self.current_traj_steps * self.dt]),
+            bc_time=np.array(0) if not self.do_replanning else np.array([self.current_traj_steps * self.dt]),
             bc_pos=self.current_pos, bc_vel=self.current_vel)
         # TODO: is this correct for replanning? Do we need to adjust anything here?
         self.traj_gen.set_duration(None if self.learn_sub_trajectories else np.array([self.duration]),

alr_envs/utils/make_env_helpers.py

@@ -43,7 +43,6 @@ def make_rank(env_id: str, seed: int, rank: int = 0, return_callable=True, **kwa
 
 
 def make(env_id, seed, **kwargs):
-    # TODO: This doesn't work with gym ==0.21.0
     # This access is required to allow for nested dict updates
     spec = registry.get(env_id)
     all_kwargs = deepcopy(spec.kwargs)