精简打包之前

rthook_add_dll_dir.py

@@ -0,0 +1,33 @@
+"""
+PyInstaller Runtime Hook: Add DLL Directory
+
+This hook ensures that the executable directory is added to the DLL search path,
+allowing packaged applications to load their bundled DLLs correctly.
+"""
+
+import os
+import sys
+from pathlib import Path
+
+try:
+    # Get the base directory where the executable is located
+    # For onefile: _MEIPASS (temporary extraction dir)
+    # For onedir: executable parent directory
+    base = Path(getattr(sys, "_MEIPASS", Path(sys.executable).parent))
+
+    # Python 3.8+: Explicitly add executable directory to DLL search path
+    if hasattr(os, "add_dll_directory"):
+        try:
+            os.add_dll_directory(str(base))
+        except Exception as e:
+            # Silently ignore if adding fails (might already be added)
+            pass
+
+    # Also add to PATH as fallback for older Python versions
+    current_path = os.environ.get("PATH", "")
+    if str(base) not in current_path:
+        os.environ["PATH"] = str(base) + os.pathsep + current_path
+
+except Exception as e:
+    # Don't crash the application if hook fails
+    pass