Suggested fixes by iCR, OpenRefactory, Inc. (#2938)

* Suggested fixes by iCR, OpenRefactory, Inc.

* Apply suggestions from code review

Co-authored-by: Benjamin Hackl <[email protected]>

Author: openrefactory

manim/cli/render/commands.py

@@ -123,7 +123,7 @@ def __repr__(self):
         req_info = {}
 
         try:
-            req_info = requests.get(manim_info_url)
+            req_info = requests.get(manim_info_url, timeout=10)
             req_info.raise_for_status()
 
             stable = req_info.json()["info"]["version"]

manim/mobject/opengl/opengl_mobject.py

@@ -168,16 +168,16 @@ def __repr__(self):
         return str(self.name)
 
     def __sub__(self, other):
-        raise NotImplementedError
+        return NotImplemented
 
     def __isub__(self, other):
-        raise NotImplementedError
+        return NotImplemented
 
     def __add__(self, mobject):
-        raise NotImplementedError
+        return NotImplemented
 
     def __iadd__(self, mobject):
-        raise NotImplementedError
+        return NotImplemented
 
     @classmethod
     def set_default(cls, **kwargs):