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"""HuggingFace Spaces app to host the stem conditioned results overview."""
import os
import subprocess
import sys
import gradio as gr
from pathlib import Path
# Determine project root (works whether app.py is in root or subdirectory)
# Try parent.parent first (if in huggingface/), then just parent (if in root)
app_dir = Path(__file__).parent
parent_dir = app_dir.parent
PROJECT_ROOT = parent_dir if (parent_dir / "stem_cond_overview.html").exists() else app_dir
# Path to the HTML file
HTML_FILE = PROJECT_ROOT / "stem_cond_overview.html"
def download_audio_files():
"""Download audio files on startup."""
print("Checking if audio files need to be downloaded...")
audio_dir = PROJECT_ROOT / "data" / "fullmix_mp3s"
# Check if download is needed
if audio_dir.exists() and len(list(audio_dir.glob("*.mp3"))) > 0:
print(f"Found {len(list(audio_dir.glob('*.mp3')))} existing audio files.")
return
print("No audio files found. Starting download...")
try:
# Run the download script
script_path = Path(__file__).parent / "download_audio.py"
result = subprocess.run(
[sys.executable, str(script_path)],
capture_output=True,
text=True,
timeout=3600 # 1 hour timeout
)
print("Download script output:")
print(result.stdout)
if result.stderr:
print("Download script errors:")
print(result.stderr)
except subprocess.TimeoutExpired:
print("Download script timed out after 1 hour")
except Exception as e:
print(f"Error running download script: {e}")
def render_html():
"""Load and return the HTML content."""
if HTML_FILE.exists():
with open(HTML_FILE, 'r', encoding='utf-8') as f:
return f.read()
return "<h1>HTML file not found</h1><p>Please generate the overview first.</p>"
# Create Gradio interface
def create_interface():
"""Create the Gradio interface."""
html_content = render_html()
# Create a Gradio HTML component
demo = gr.HTML(
value=html_content,
label="Stem Conditioned Results Overview"
)
return demo
if __name__ == "__main__":
# Download audio files on startup
download_audio_files()
# Launch the interface
demo = create_interface()
demo.launch(server_name="0.0.0.0", server_port=7860)
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