Update flatten_video_tracks.py to use deepcopy. (#812)

AcademySoftwareFoundation · Oct 12, 2020 · bef0d8d · bef0d8d
1 parent 8be8eaa
commit bef0d8d
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/examples/flatten_video_tracks.py b/examples/flatten_video_tracks.py
@@ -25,6 +25,7 @@
 
 import opentimelineio as otio
 import sys
+import copy
 
 inputpath, outputpath = sys.argv[1:]
 
@@ -49,7 +50,7 @@
 newtimeline.tracks[:] = [onetrack]
 
 # keep the audio track(s) as-is
-newtimeline.tracks.extend(audio_tracks)
+newtimeline.tracks.extend(copy.deepcopy(audio_tracks))
 
 # ...and save it to disk.
 print("Saving {} video tracks and {} audio tracks.".format(