Update basis.py

basis.py

@@ -37,10 +37,13 @@ class ScoreBasis:
             result = {}
             for (t, win) in enumerate(framer):
                 result_t = self.windowed_scoring([audio[win] for audio in audios], score_rate)
-                result[t] = result_t
+                if result_t is not None:
+                    result[t] = result_t
         else:
             result = self.windowed_scoring(audios, score_rate)
             
+        if result is None or not result: return None
+            
         if round_digits is not None:
             if isinstance(result, dict):
                 for key in result: