removed episodic_simple_reacher.py

alr_envs/classic_control/__init__.py

@@ -1,4 +1,3 @@
 from alr_envs.classic_control.simple_reacher import SimpleReacherEnv
-from alr_envs.classic_control.episodic_simple_reacher import EpisodicSimpleReacherEnv
 from alr_envs.classic_control.viapoint_reacher import ViaPointReacher
 from alr_envs.classic_control.hole_reacher import HoleReacherEnv

alr_envs/classic_control/episodic_simple_reacher.py

@@ -1,46 +0,0 @@
-from alr_envs.classic_control.simple_reacher import SimpleReacherEnv
-from gym import spaces
-import numpy as np
-
-
-class EpisodicSimpleReacherEnv(SimpleReacherEnv):
-    def __init__(self, n_links, random_start=True):
-        super(EpisodicSimpleReacherEnv, self).__init__(n_links, random_start)
-
-        # self._goal_pos = None
-
-        if random_start:
-            state_bound = np.hstack([
-                [np.pi] * self.n_links,  # cos
-                [np.pi] * self.n_links,  # sin
-                [np.inf] * self.n_links,  # velocity
-            ])
-        else:
-            state_bound = np.empty(0, )
-
-        state_bound = np.hstack([
-            state_bound,
-            [np.inf] * 2,  # x-y coordinates of goal
-        ])
-
-        self.observation_space = spaces.Box(low=-state_bound, high=state_bound, shape=state_bound.shape)
-
-    @property
-    def init_qpos(self):
-        return self._start_pos
-
-    # @property
-    # def goal_pos(self):
-    #     return self._goal_pos
-
-    def _get_obs(self):
-        if self.random_start:
-            theta = self._joint_angles
-            return np.hstack([
-                np.cos(theta),
-                np.sin(theta),
-                self._angle_velocity,
-                self._goal,
-            ])
-        else:
-            return self._goal