Upload app.py

app.py

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+import gradio as gr
+import os
+from core.cloner import KokoClone
+
+# 1. Initialize the cloner globally so models load only once when the server starts
+print("Loading KokoClone models for the Web UI...")
+cloner = KokoClone()
+
+def clone_voice(text, lang, ref_audio_path):
+    """Gradio prediction function."""
+    if not text or not text.strip():
+        raise gr.Error("Please enter some text.")
+    if not ref_audio_path:
+        raise gr.Error("Please upload or record a reference audio file.")
+    
+    output_file = "gradio_output.wav"
+    
+    try:
+        # Call the core engine
+        cloner.generate(
+            text=text,
+            lang=lang,
+            reference_audio=ref_audio_path,
+            output_path=output_file
+        )
+        return output_file
+    except Exception as e:
+        raise gr.Error(f"An error occurred during generation: {str(e)}")
+
+# 2. Build the Gradio UI using Blocks
+# Gradio 6.0 fix: Removed theme from here
+with gr.Blocks() as demo:
+    gr.Markdown(
+        """
+        <div style="text-align: center;">
+            <h1>🎧 KokoClone</h1>
+            <p>Voice Cloning, Now Inside Kokoro.<br>
+            Generate natural multilingual speech and clone any target voice with ease.<br>
+            <i>Built on Kokoro TTS.</i></p>
+        </div>
+        """
+    )
+    
+    with gr.Row():
+        # LEFT COLUMN: Inputs
+        with gr.Column(scale=1):
+            text_input = gr.Textbox(
+                label="1. Text to Synthesize", 
+                lines=4, 
+                placeholder="Enter the text you want spoken..."
+            )
+            
+            lang_input = gr.Dropdown(
+                label="2. Language",
+                choices=[
+                    ("English", "en"), 
+                    ("Hindi", "hi"), 
+                    ("French", "fr"), 
+                    ("Japanese", "ja"), 
+                    ("Chinese", "zh"), 
+                    ("Italian", "it"), 
+                    ("Spanish", "es"), 
+                    ("Portuguese", "pt")
+                ],
+                value="en"
+            )
+            
+            # Using type="filepath" passes the temp file path directly to our cloner
+            ref_audio_input = gr.Audio(
+                label="3. Reference Voice (Upload or Record)", 
+                type="filepath" 
+            )
+            
+            submit_btn = gr.Button("🚀 Generate Clone", variant="primary")
+            
+        # RIGHT COLUMN: Outputs and Instructions
+        with gr.Column(scale=1):
+            output_audio = gr.Audio(
+                label="Generated Cloned Audio", 
+                interactive=False, 
+                autoplay=False
+            )
+            
+            gr.Markdown(
+                """
+                <br>
+                
+                ### 💡 Tips for Best Results:
+                * **Clean Audio:** Use a reference audio clip without background noise or music.
+                * **Length:** A reference clip of 3 to 10 seconds is usually the sweet spot.
+                * **Language Match:** Make sure the selected language matches the text you typed!
+                * **First Run:** The very first generation might take a few extra seconds while the models allocate memory.
+                """
+            )
+
+    # 3. Wire the button to the function
+    submit_btn.click(
+        fn=clone_voice,
+        inputs=[text_input, lang_input, ref_audio_input],
+        outputs=output_audio
+    )
+
+# 4. Launch the app
+if __name__ == "__main__":
+    # Gradio 6.0 fix: Moved theme here and removed show_api
+    demo.launch(inbrowser=True, theme=gr.themes.Soft())