creat

Signed-off-by: TIANHE <TIANHE@GMAIL.COM>

backend_api_python/run.py

@@ -0,0 +1,98 @@
+"""
+QuantDinger Python API entrypoint.
+"""
+import os
+import sys
+
+# Ensure UTF-8 console output on Windows to avoid UnicodeEncodeError in logs.
+# (PowerShell default encoding may be GBK/CP936.)
+try:
+    if hasattr(sys.stdout, "reconfigure"):
+        sys.stdout.reconfigure(encoding="utf-8", errors="replace")
+    if hasattr(sys.stderr, "reconfigure"):
+        sys.stderr.reconfigure(encoding="utf-8", errors="replace")
+except Exception:
+    pass
+
+# Load local .env early so config classes can read from os.environ.
+# This keeps local deployment simple: edit one file and run.
+try:
+    from dotenv import load_dotenv
+    this_dir = os.path.dirname(os.path.abspath(__file__))
+    # Primary: backend_api_python/.env (same dir as run.py)
+    load_dotenv(os.path.join(this_dir, ".env"), override=False)
+    # Fallback: repo-root/.env (one level up) for users who place .env at workspace root.
+    parent_dir = os.path.dirname(this_dir)
+    load_dotenv(os.path.join(parent_dir, ".env"), override=False)
+except Exception:
+    # python-dotenv is optional; environment variables can still be provided by the OS.
+    pass
+
+# Optional: disable tqdm progress bars (some data providers like akshare may emit them),
+# keeping console logs clean in local mode.
+os.environ.setdefault("TQDM_DISABLE", "1")
+
+# Optional: normalize outbound proxy settings for the whole process.
+# This makes requests/yfinance/finnhub/tiingo/GoogleSearch etc work behind a local proxy.
+def _apply_proxy_env():
+    def _set_if_blank(key: str, value: str) -> None:
+        """
+        Set env var if it is missing OR present but empty.
+        (`os.environ.setdefault` does not override empty strings.)
+        """
+        cur = os.getenv(key)
+        if cur is None or str(cur).strip() == "":
+            os.environ[key] = value
+
+    # If user provided explicit proxy URL, honor it.
+    proxy_url = (os.getenv('PROXY_URL') or '').strip()
+
+    # If user only provided port, build a URL (common local proxy setups).
+    if not proxy_url:
+        port = (os.getenv('PROXY_PORT') or '').strip()
+        if port:
+            host = (os.getenv('PROXY_HOST') or '127.0.0.1').strip()
+            scheme = (os.getenv('PROXY_SCHEME') or 'socks5h').strip()
+            proxy_url = f"{scheme}://{host}:{port}"
+
+    if not proxy_url:
+        return
+
+    # Standard env vars used by requests and many libraries.
+    _set_if_blank('ALL_PROXY', proxy_url)
+    _set_if_blank('HTTP_PROXY', proxy_url)
+    _set_if_blank('HTTPS_PROXY', proxy_url)
+
+    # CCXT config uses CCXT_PROXY in our codebase.
+    _set_if_blank('CCXT_PROXY', proxy_url)
+
+_apply_proxy_env()
+
+# Add project root to Python path
+sys.path.insert(0, os.path.dirname(os.path.abspath(__file__)))
+
+from app import create_app
+from app.config.settings import Config
+
+# Create app instance (for gunicorn use)
+# gunicorn -c gunicorn_config.py "run:app"
+app = create_app()
+
+
+def main():
+    """启动应用"""
+    # Keep startup messages ASCII-only and short.
+    print("QuantDinger Python API v2.0.0")
+    print(f"Service starting at: http://{Config.HOST}:{Config.PORT}")
+    
+    # Flask dev server is for local development only.
+    app.run(
+        host=Config.HOST,
+        port=Config.PORT,
+        debug=Config.DEBUG,
+        threaded=False
+    )
+
+
+if __name__ == '__main__':
+    main()