Variable framerate fix for all branches

docs/source/animation.rst

@@ -61,7 +61,7 @@ Fade
 
 .. code-block:: python
 
-  class AnimationFadeInFrom(Scene):
+  class AnimationFadeIn(Scene):
       def construct(self):
           square = Square()
           for label, edge in zip(
@@ -71,7 +71,7 @@ Fade
               anno.shift(2 * DOWN)
               self.add(anno)
 
-              self.play(FadeInFrom(square, edge))
+              self.play(FadeIn(square, edge))
               self.remove(anno, square)
 
 
@@ -84,7 +84,7 @@ Fade
 
 .. code-block:: python
 
-  class AnimationFadeOutAndShift(Scene):
+  class AnimationFadeOut(Scene):
       def construct(self):
           square = Square()
           for label, edge in zip(
@@ -94,7 +94,7 @@ Fade
               anno.shift(2 * DOWN)
               self.add(anno)
 
-              self.play(FadeOutAndShift(square, edge))
+              self.play(FadeOut(square, edge))
               self.remove(anno, square)
 
 
@@ -203,7 +203,7 @@ You can combine cardinal directions to form diagonal animations
       def construct(self):
           square = Square()
           for diag in [UP + LEFT, UP + RIGHT, DOWN + LEFT, DOWN + RIGHT]:
-              self.play(FadeInFrom(square, diag))
+              self.play(FadeIn(square, diag))
 
 .. note::
     You can also use the abbreviated forms like ``UL, UR, DL, DR``.

example_scenes.py

@@ -25,7 +25,7 @@ def construct(self):
         VGroup(title, basel).arrange(DOWN)
         self.play(
             Write(title),
-            FadeInFrom(basel, UP),
+            FadeIn(basel, UP),
         )
         self.wait()
 

from_3b1b/active/antipode.py

@@ -0,0 +1,6 @@
+from manimlib.imports import *
+
+
+class NewSceneName(ThreeDScene):
+    def construct(self):
+        pass