all vars are properties, removed comments

marl_factory_grid/environment/entity/wall.py

@@ -0,0 +1,31 @@
+from typing import List
+
+import numpy as np
+
+from marl_factory_grid.environment import constants as c
+from marl_factory_grid.environment.entity.entity import Entity
+from marl_factory_grid.environment.entity.object import EnvObject
+from marl_factory_grid.utils.utility_classes import RenderEntity
+from marl_factory_grid.utils import helpers as h
+
+
+class Wall(Entity):
+
+    @property
+    def var_can_collide(self):
+        return True
+
+    @property
+    def encoding(self):
+        return c.VALUE_OCCUPIED_CELL
+
+    def render(self):
+        return RenderEntity(c.WALL, self.pos)
+
+    @property
+    def var_is_blocking_pos(self):
+        return True
+
+    @property
+    def var_is_blocking_light(self):
+        return True