add app.py

app.py

@@ -10,6 +10,9 @@ def denoise(inputs):
     audio = torch.from_numpy(audio)[None]
     audio = audio / 32768.0
 
+    if audio.shape[0] > 1:
+        audio = audio[0].unsqueeze(0)
+
     if sr != MODEL.config.sample_rate:
         audio = torchaudio.functional.resample(audio, sr, MODEL.config.sample_rate)