After running 2to3

animation/animation.py

@@ -70,10 +70,10 @@ class Animation(object):
         return self.mobject, self.starting_mobject
 
     def get_all_families_zipped(self):
-        return zip(*map(
+        return list(zip(*list(map(
             Mobject.family_members_with_points,
             self.get_all_mobjects()
-        ))
+        ))))
 
     def get_sub_alpha(self, alpha, index, num_submobjects):
         if self.submobject_mode in ["lagged_start", "smoothed_lagged_start"]:

animation/composition.py

@@ -1,5 +1,5 @@
-from __future__ import absolute_import
-from __future__ import print_function
+
+
 
 import itertools as it
 import numpy as np
@@ -81,7 +81,7 @@ class Succession(Animation):
         for anim in animations:
             anim.update(0)
 
-        animations = filter(lambda x: not(x.empty), animations)
+        animations = [x for x in animations if not(x.empty)]
 
         self.run_times = [anim.run_time for anim in animations]
         if "run_time" in kwargs:
@@ -100,8 +100,8 @@ class Succession(Animation):
         # critical_alphas[i] is the start alpha of self.animations[i]
         # critical_alphas[i + 1] is the end alpha of self.animations[i]
         critical_times = np.concatenate(([0], np.cumsum(self.run_times)))
-        self.critical_alphas = map(lambda x: np.true_divide(
-            x, run_time), critical_times) if self.num_anims > 0 else [0.0]
+        self.critical_alphas = [np.true_divide(
+            x, run_time) for x in critical_times] if self.num_anims > 0 else [0.0]
 
         # self.scene_mobjects_at_time[i] is the scene's mobjects at start of self.animations[i]
         # self.scene_mobjects_at_time[i + 1] is the scene mobjects at end of self.animations[i]
@@ -149,7 +149,7 @@ class Succession(Animation):
 
         gt_alpha_iter = it.ifilter(
             lambda i: self.critical_alphas[i + 1] >= alpha,
-            range(self.num_anims)
+            list(range(self.num_anims))
         )
         i = next(gt_alpha_iter, None)
         if i is None:
@@ -188,7 +188,7 @@ class AnimationGroup(Animation):
     }
 
     def __init__(self, *sub_anims, **kwargs):
-        sub_anims = filter(lambda x: not(x.empty), sub_anims)
+        sub_anims = [x for x in sub_anims if not(x.empty)]
         digest_config(self, locals())
         self.update_config(**kwargs)  # Handles propagation to self.sub_anims
 

animation/creation.py

@@ -1,4 +1,4 @@
-from __future__ import absolute_import
+
 
 import numpy as np
 

animation/indication.py

@@ -1,4 +1,4 @@
-from __future__ import absolute_import
+
 
 import numpy as np
 
@@ -221,10 +221,10 @@ class Vibrate(Animation):
 
     def update_mobject(self, alpha):
         time = alpha * self.run_time
-        families = map(
+        families = list(map(
             Mobject.submobject_family,
             [self.mobject, self.starting_mobject]
-        )
+        ))
         for mob, start in zip(*families):
             mob.points = np.apply_along_axis(
                 lambda x_y_z: (x_y_z[0], x_y_z[1] + self.wave_function(x_y_z[0], time), x_y_z[2]),

animation/movement.py

@@ -1,4 +1,4 @@
-from __future__ import absolute_import
+
 
 from constants import *
 

animation/numbers.py

@@ -1,4 +1,4 @@
-from __future__ import absolute_import
+
 
 from constants import *
 

animation/rotation.py

@@ -1,4 +1,4 @@
-from __future__ import absolute_import
+
 
 import numpy as np
 

animation/specialized.py

@@ -1,4 +1,4 @@
-from __future__ import absolute_import
+
 
 import numpy as np
 

animation/transform.py

@@ -1,4 +1,4 @@
-from __future__ import absolute_import
+
 
 import inspect
 import numpy as np

animation/update.py

@@ -1,4 +1,4 @@
-from __future__ import absolute_import
+
 
 from constants import *