update and cleanup repo

PluginCore/commands.py

@@ -1,7 +1,8 @@
 from __future__ import annotations
 
+import importlib.util
 from importlib import import_module
-from pathlib import Path
+import pkgutil
 from typing import Any, Callable, Dict, Iterable, Sequence
 
 
@@ -64,22 +65,29 @@ def _register_command_object(cmdlet_obj: Any, registry: Dict[str, CmdletFn]) ->
 
 def iter_plugin_command_module_names() -> list[str]:
     try:
-        repo_root = Path(__file__).resolve().parent.parent
+        package = import_module("plugins")
     except Exception:
         return []
 
-    plugins_dir = repo_root / "plugins"
-    if not plugins_dir.is_dir():
+    package_path = getattr(package, "__path__", None)
+    if not package_path:
         return []
 
     module_names: list[str] = []
-    for entry in sorted(plugins_dir.iterdir(), key=lambda path: path.name.lower()):
-        if not entry.is_dir() or entry.name.startswith("."):
+    seen: set[str] = set()
+    for _, module_name, is_package in pkgutil.iter_modules(package_path):
+        if not is_package or module_name.startswith("_"):
             continue
-        if not (entry / "__init__.py").is_file():
+        commands_module = f"plugins.{module_name}.commands"
+        try:
+            if importlib.util.find_spec(commands_module) is None:
+                continue
+        except Exception:
             continue
-        if (entry / "commands.py").is_file() or (entry / "commands" / "__init__.py").is_file():
-            module_names.append(f"plugins.{entry.name}.commands")
+        if commands_module in seen:
+            continue
+        seen.add(commands_module)
+        module_names.append(commands_module)
     return module_names