pep8 cleanup, also print message when attempting to run in animation player mode.

doc/python_api/examples/bge.texture.py

@@ -9,14 +9,14 @@ from bge import logic
 
 cont = logic.getCurrentController()
 obj = cont.owner
-	
-# the creation of the texture must be done once: save the 
+
+# the creation of the texture must be done once: save the
 # texture object in an attribute of bge.logic module makes it persistent
 if not hasattr(logic, 'video'):
-	
+
     # identify a static texture by name
     matID = texture.materialID(obj, 'IMvideo.png')
-		
+
     # create a dynamic texture that will replace the static texture
     logic.video = texture.Texture(obj, matID)
 
@@ -24,7 +24,7 @@ if not hasattr(logic, 'video'):
     movie = logic.expandPath('//trailer_400p.ogg')
     logic.video.source = texture.VideoFFmpeg(movie)
     logic.video.source.scale = True
-		
+
     # quick off the movie, but it wont play in the background
     logic.video.source.play()