File size: 2,883 Bytes
932dcdf | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 | # -*- coding: utf-8 -*-
"""
Модель проектирования микрофлюидных чипов V16.1 — локальный запуск.
Команда:
python app.py
"""
from __future__ import annotations
import importlib.util
import os
from pathlib import Path
import subprocess
import sys
import threading
import time
import urllib.request
import webbrowser
APP_DIR = Path(__file__).resolve().parent
NOTEBOOK = APP_DIR / "app.ipynb"
OUTPUT_DIR = APP_DIR / "model_outputs"
HOST = os.environ.get("MICROFLUIDIC_HOST", "127.0.0.1")
PORT = int(os.environ.get("MICROFLUIDIC_PORT", "8866"))
URL = f"http://{HOST}:{PORT}/"
def _check_dependencies() -> None:
required = {
"voila": "voila",
"ipywidgets": "ipywidgets",
"numpy": "numpy",
"pandas": "pandas",
"matplotlib": "matplotlib",
"scipy": "scipy",
"sklearn": "scikit-learn",
"torch": "torch",
"requests": "requests",
"openpyxl": "openpyxl",
}
missing = [pip_name for module, pip_name in required.items()
if importlib.util.find_spec(module) is None]
if missing:
print("\nНе установлены зависимости:", ", ".join(missing))
print("Сначала выполните:")
print(f' "{sys.executable}" -m pip install -r "{APP_DIR / "requirements.txt"}"' )
raise SystemExit(1)
def _open_browser_when_ready(timeout: float = 60.0) -> None:
deadline = time.time() + timeout
while time.time() < deadline:
try:
with urllib.request.urlopen(URL, timeout=1.0):
webbrowser.open(URL)
return
except Exception:
time.sleep(0.4)
webbrowser.open(URL)
def main() -> None:
_check_dependencies()
OUTPUT_DIR.mkdir(parents=True, exist_ok=True)
env = os.environ.copy()
env["MEGANET_PINN_OUTPUT_DIR"] = str(OUTPUT_DIR)
env["PYTHONUNBUFFERED"] = "1"
print("Модель проектирования микрофлюидных чипов V16.1")
print(f"Интерфейс откроется в браузере: {URL}")
print("Для остановки нажмите Ctrl+C.\n")
threading.Thread(target=_open_browser_when_ready, daemon=True).start()
cmd = [
sys.executable, "-m", "voila", str(NOTEBOOK),
"--no-browser",
f"--Voila.ip={HOST}",
f"--Voila.port={PORT}",
"--Voila.theme=light",
"--Voila.show_tracebacks=True",
]
try:
subprocess.run(cmd, cwd=str(APP_DIR), env=env, check=True)
except KeyboardInterrupt:
print("\nМодель остановлена.")
except subprocess.CalledProcessError as exc:
print(f"\nVoilà завершился с кодом {exc.returncode}.")
raise SystemExit(exc.returncode)
if __name__ == "__main__":
main()
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