Attempt to fix blackjack rendering tests (#2565)

* Consistently use os.path.join

* Update setup.py

Try to fix tests again

gym/envs/toy_text/blackjack.py

@@ -153,12 +153,12 @@ class BlackjackEnv(gym.Env):
 
         def get_image(path):
             cwd = os.path.dirname(__file__)
-            image = pygame.image.load(cwd + "/" + path)
+            image = pygame.image.load(os.path.join(cwd, path))
             return image
 
         def get_font(path, size):
             cwd = os.path.dirname(__file__)
-            font = pygame.font.Font((cwd + "/" + path), size)
+            font = pygame.font.Font(os.path.join(cwd, path), size)
             return font
 
         small_font = get_font(

setup.py

@@ -55,6 +55,8 @@ setup(
         "gym": [
             "envs/mujoco/assets/*.xml",
             "envs/classic_control/assets/*.png",
+            "envs/toy_text/font/*.ttf",
+            "envs/toy_text/img/*.png",
         ]
     },
     tests_require=["pytest", "mock"],