Delete app.py
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app.py
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import os
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import gradio as gr
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import base64
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from Zonos_main.tts import ZonosTTS
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# Force CPU mode to avoid CUDA issues
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os.environ["CUDA_VISIBLE_DEVICES"] = "-1"
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def load_model():
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try:
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tts = ZonosTTS()
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print("✅ TTS model loaded successfully")
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return tts
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except Exception as e:
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print(f"❌ Model loading failed: {str(e)}")
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raise RuntimeError("Could not initialize TTS model") from e
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tts = load_model()
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def generate_audio(text):
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try:
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if not text.strip():
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raise ValueError("Input text cannot be empty")
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# Generate audio (must return raw bytes)
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audio_bytes = tts.generate(text)
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if not isinstance(audio_bytes, bytes):
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raise TypeError("Model must return bytes")
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if len(audio_bytes) < 100: # Minimum valid audio size
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raise ValueError("Generated audio too small")
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return {
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"name": "output.wav",
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"data": f"data:audio/wav;base64,{base64.b64encode(audio_bytes).decode()}",
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"size": len(audio_bytes)
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}
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except Exception as e:
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print(f"❌ Generation error: {str(e)}")
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raise gr.Error(f"Audio generation failed: {str(e)}") from e
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# Robust Gradio interface
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demo = gr.Interface(
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fn=generate_audio,
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inputs=gr.Textbox(label="Input Text", placeholder="Type something..."),
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outputs=gr.Audio(label="Output", type="filepath"),
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title="Zonos TTS",
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allow_flagging="never"
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)
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# Launch with error handling
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try:
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demo.launch(show_error=True)
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except Exception as e:
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print(f"❌ Gradio launch failed: {str(e)}")
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raise
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