Update app.py

app.py

@@ -24,7 +24,7 @@ runner = wav_to_lang.WavToLangRunner(
 def predict(wav_file):
     top_lang, probs = runner.wav_to_lang(wav_file)
     top_lang_prob = np.max(probs)
-    return "Predicted language: " + top_lang + "\nProbability: " + top_lang_prob
+    return "Predicted language: " + top_lang + "\nProbability: " + str(top_lang_prob)
 
 if __name__ == "__main__":
     demo = gr.Interface(