Update app.py

app.py

@@ -1,6 +1,7 @@
 import gradio as gr
 from TTS.api import TTS
 
+
 # Init TTS
 tts = TTS(model_name="tts_models/multilingual/multi-dataset/your_tts", progress_bar=False, gpu=False)
 zh_tts = TTS(model_name="tts_models/zh-CN/baker/tacotron2-DDC-GST", progress_bar=False, gpu=False)
@@ -49,6 +50,13 @@ def handle_language_change(choice):
     else:
         return gr.update(visible=True), gr.update(visible=True), gr.update(visible=True)
 
+def btn_input(text_input):
+    if len(text_input) > 0:
+        new_btn = gr.Button("Submit", variant="primary", interactive=True)
+    else:
+        new_btn = gr.Button("Submit", variant="primary", interactive=False)
+    return new_btn
+
 warming_text = """Please note that Chinese, German, and Spanish are currently not supported for voice cloning."""
 
 with gr.Blocks() as demo:
@@ -59,23 +67,23 @@ with gr.Blocks() as demo:
             gr.Markdown(warming_text)
             radio = gr.Radio(["mic", "file"], value="mic",
                              label="How would you like to upload your audio?")
-            audio_input_mic = gr.Audio(label="Voice to clone", source="microphone", type="filepath", visible=True)
+            audio_input_mic = gr.Audio(label="Voice to clone", sources="microphone", type="filepath", visible=True)
             audio_input_file = gr.Audio(label="Voice to clone", type="filepath", visible=False)
 
             with gr.Row():
                 with gr.Column():
                     btn_clear = gr.Button("Clear")
                 with gr.Column():
-                    btn = gr.Button("Submit", variant="primary")
+                    btn = gr.Button("Submit", variant="primary", interactive=False)
         with gr.Column():
             audio_output = gr.Audio(label="Output")
 
     # gr.Examples(examples, fn=inference, inputs=[audio_file, text_input],
     #                   outputs=audio_output, cache_examples=True)
-    if text_input != "":
-        btn.click(text_to_speech, inputs=[text_input, audio_input_mic,
-                  audio_input_file, lan_input], outputs=audio_output)
+    btn.click(text_to_speech, inputs=[text_input, audio_input_mic,
+              audio_input_file, lan_input], outputs=audio_output)
     radio.change(toggle, radio, [audio_input_mic, audio_input_file])
     lan_input.change(handle_language_change, lan_input, [radio, audio_input_mic, audio_input_file])
+    text_input.change(btn_input, text_input, btn)
 
-demo.launch(enable_queue=True)
+demo.launch(share=True)