99 lines
2.9 KiB
Python
99 lines
2.9 KiB
Python
# SPDX-License-Identifier: AGPL-3.0-only
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# Copyright 2026-present the Unsloth AI Inc. team. All rights reserved. See /studio/LICENSE.AGPL-3.0
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"""
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Colab-specific helpers for running Unsloth Studio.
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Uses Colab's built-in proxy - no external tunneling needed!
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"""
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from pathlib import Path
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import sys
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# Add backend to path early so local modules like loggers can be imported
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backend_path = str(Path(__file__).parent)
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if backend_path not in sys.path:
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sys.path.insert(0, backend_path)
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from loggers import get_logger
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logger = get_logger(__name__)
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def get_colab_url(port: int = 8000) -> str:
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"""
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Get the actual Colab proxy URL for a port.
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"""
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try:
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from google.colab.output import eval_js
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# Use Colab's proxy mechanism
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url = eval_js(f"google.colab.kernel.proxyPort({port})", timeout_sec = 5)
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return url if url else f"http://localhost:{port}"
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except Exception as e:
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logger.info(f"Note: Could not get Colab URL ({e})")
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return f"http://localhost:{port}"
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def show_link(port: int = 8000):
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"""Display a styled clickable link to the UI."""
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from IPython.display import display, HTML
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# Get real Colab proxy URL
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url = get_colab_url(port)
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html = f"""
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<div style="padding: 20px; background: linear-gradient(135deg, #22c55e 0%, #16a34a 100%);
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border-radius: 12px; margin: 10px 0; font-family: system-ui, -apple-system, sans-serif;">
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<h2 style="color: white; margin: 0 0 12px 0; font-size: 24px;">
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🦥 Unsloth Studio is Ready!
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</h2>
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<a href="{url}" target="_blank"
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style="display: inline-block; padding: 14px 28px; background: white; color: #16a34a;
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text-decoration: none; border-radius: 8px; font-weight: 600; font-size: 16px;
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box-shadow: 0 4px 6px rgba(0,0,0,0.1);">
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🚀 Open Unsloth Studio
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</a>
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<p style="color: rgba(255,255,255,0.9); margin: 16px 0 0 0; font-size: 13px;
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word-break: break-all; font-family: monospace;">
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{url}
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</p>
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</div>
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"""
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display(HTML(html))
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def start(port: int = 8000):
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"""
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Start Unsloth Studio server in Colab and display the URL.
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Usage:
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from colab import start
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start()
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"""
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import sys
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logger.info("🦥 Starting Unsloth Studio...")
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logger.info(" Loading backend...")
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from run import run_server
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# Auto-detect frontend path
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repo_root = Path(__file__).parent.parent
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frontend_path = repo_root / "frontend" / "dist"
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if not frontend_path.exists():
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logger.info("❌ Frontend not built! Please run the setup cell first.")
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return
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logger.info(" Starting server...")
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# Start server silently
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run_server(host = "0.0.0.0", port = port, frontend_path = frontend_path, silent = True)
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logger.info(" Server started!")
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# Show the clickable link with real URL
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show_link(port)
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if __name__ == "__main__":
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start()
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