Add fix to output tempfile. Better quality.

app.py

@@ -1,5 +1,6 @@
+import tempfile
 import gradio as gr
-import numpy as np
+# import numpy as np
 from TTS.utils.manage import ModelManager
 from TTS.utils.synthesizer import Synthesizer
 
@@ -23,8 +24,11 @@ synthesizer = Synthesizer(
 
 def inference(text: str):
     wavs = synthesizer.tts(text)
-    output = (synthesizer.output_sample_rate, np.array(wavs).astype(np.float32))
-    return output
+    # output = (synthesizer.output_sample_rate, np.array(wavs).astype(np.float32))
+    # return output
+    with tempfile.NamedTemporaryFile(suffix=".wav", delete=False) as fp:
+        synthesizer.save_wav(wavs, fp)
+        return fp.name
 
 
 gr.Interface(