just changing stuff

sub-and-audio_drop.py

@@ -54,7 +54,7 @@ audio_track = "".join(" -map 0:a:{}".format(y) for y in x)
 z = (int(z) for z in input ("Enter subtitle tracks to keep: ").split())
 subtitle_track = "".join(" -map 0:s:{}".format(y) for y in z)
 
-for file in sys.argv:
+for file in arguments:
  
     basename = os.path.basename(file)