Update app.py

app.py

@@ -4,19 +4,19 @@ import soundfile as sf
 import tempfile
 import os
 
-# Create the configuration for the updated version structure
-model_id = "OuteAI/OuteTTS-0.2-500M" # Upgraded to the optimized 0.2 version
-model_enum = outetts.Models.VERSION_0_2_500M
+# 1. Correct the lowercase module name 'models'
+model_enum = outetts.models.VERSION_0_2_500M
 
+# 2. Use the GGUF backend so the model runs fast and fits within the free CPU Space memory limits
 cfg = outetts.ModelConfig.auto_config(
     model=model_enum, 
-    backend=outetts.Backend.HF
+    backend=outetts.Backend.GGUF
 )
 
-# Initialize the standardized interface with the config parameter
+# Initialize interface
 interface = outetts.Interface(config=cfg)
 
-# Preload the default clean voice profile provided by OuteTTS
+# Preload default clean English speaker profile
 default_speaker = interface.load_default_speaker("en")
 
 def generate_speech(text: str, speed: float, temperature: float):
@@ -25,21 +25,19 @@ def generate_speech(text: str, speed: float, temperature: float):
         text=text,
         temperature=temperature,
         speed=speed,
-        speaker=default_speaker # Explicitly pass the preloaded speaker
+        speaker=default_speaker
     )
     
-    # Generate the raw audio output array
+    # Generate the audio array
     output = interface.generate(gen_config)
     
     # Save the output buffer array to a temporary WAV file
     temp_file = tempfile.NamedTemporaryFile(delete=False, suffix=".wav")
-    
-    # output.audio contains the raw data array, output.sr handles sample rate tracking
     sf.write(temp_file.name, output.audio, output.sr)
     
     return temp_file.name
 
-# Create Gradio interface for both UI and API usage
+# Create Gradio interface for UI and API usage
 demo = gr.Interface(
     fn=generate_speech,
     inputs=[
@@ -48,7 +46,7 @@ demo = gr.Interface(
         gr.Slider(minimum=0.1, maximum=1.0, value=0.1, step=0.05, label="Temperature")
     ],
     outputs=gr.Audio(label="Generated Audio", type="filepath"),
-    title="OuteTTS API Endpoint"
+    title="OuteTTS GGUF API Endpoint"
 )
 
 if __name__ == "__main__":