Fix pywright import errors

backend/decky_loader/helpers.py

@@ -90,7 +90,11 @@ def get_system_pythonpaths() -> list[str]:
         proc = subprocess.run(["python3" if localplatform.ON_LINUX else "python", "-c", "import sys; print('\\n'.join(x for x in sys.path if x))"],
         # TODO make this less insane
                               capture_output=True, user=localplatform.localplatform._get_user_id() if localplatform.ON_LINUX else None, env={} if localplatform.ON_LINUX else None) # pyright: ignore [reportPrivateUsage]
-        return [x.strip() for x in proc.stdout.decode().strip().split("\n")]
+        
+        proc.check_returncode()
+
+        versions = [x.strip() for x in proc.stdout.decode().strip().split("\n")]
+        return [x for x in versions if x and not x.isspace()]
     except Exception as e:
         logger.warn(f"Failed to execute get_system_pythonpaths(): {str(e)}")
         return []

backend/decky_loader/main.py

@@ -7,14 +7,16 @@ from .localplatform.localplatform import (chmod, chown, service_stop, service_st
                             get_privileged_path, restart_webhelper)
 if hasattr(sys, '_MEIPASS'):
     chmod(sys._MEIPASS, 755) # type: ignore
+    
 # Full imports
+import multiprocessing
+multiprocessing.freeze_support()
 from asyncio import AbstractEventLoop, CancelledError, Task, all_tasks, current_task, gather, new_event_loop, set_event_loop, sleep
 from logging import basicConfig, getLogger
 from os import path
 from traceback import format_exc
-import multiprocessing
-
 import aiohttp_cors # pyright: ignore [reportMissingTypeStubs]
+
 # Partial imports
 from aiohttp import client_exceptions
 from aiohttp.web import Application, Response, Request, get, run_app, static # pyright: ignore [reportUnknownVariableType]
@@ -223,9 +225,6 @@ def main():
         # Fix windows/flask not recognising that .js means 'application/javascript'
         import mimetypes
         mimetypes.add_type('application/javascript', '.js')
-
-        # Required for multiprocessing support in frozen files
-        multiprocessing.freeze_support()
     else:
         if get_effective_user_id() != 0:
             logger.warning(f"decky is running as an unprivileged user, this is not officially supported and may cause issues")

backend/decky_loader/plugin/sandboxed_plugin.py

@@ -1,9 +1,9 @@
+import sys
 from os import path, environ
 from signal import SIG_IGN, SIGINT, SIGTERM, getsignal, signal
 from importlib.util import module_from_spec, spec_from_file_location
 from json import dumps, loads
 from logging import getLogger
-from sys import exit, path as syspath, modules as sysmodules
 from traceback import format_exc
 from asyncio import (get_event_loop, new_event_loop,
                      set_event_loop)
@@ -13,7 +13,7 @@ from .messages import SocketResponseDict, SocketMessageType
 from ..localplatform.localsocket import LocalSocket
 from ..localplatform.localplatform import setgid, setuid, get_username, get_home_path
 from ..enums import UserType
-from .. import helpers
+from .. import helpers, settings, injector # pyright: ignore [reportUnusedImport]
 
 from typing import List, TypeVar, Any
 
@@ -78,12 +78,12 @@ class SandboxedPlugin:
             environ["DECKY_PLUGIN_AUTHOR"] = self.author
 
             # append the plugin's `py_modules` to the recognized python paths
-            syspath.append(path.join(environ["DECKY_PLUGIN_DIR"], "py_modules"))
+            sys.path.append(path.join(environ["DECKY_PLUGIN_DIR"], "py_modules"))
 
             #TODO: FIX IN A LESS CURSED WAY
-            keys = [key for key in sysmodules if key.startswith("decky_loader.")]
+            keys = [key for key in sys.modules if key.startswith("decky_loader.")]
             for key in keys:
-                sysmodules[key.replace("decky_loader.", "")] = sysmodules[key]
+                sys.modules[key.replace("decky_loader.", "")] = sys.modules[key]
             
             from .imports import decky
             async def emit(event: str, *args: Any) -> None:
@@ -95,9 +95,9 @@ class SandboxedPlugin:
             # copy the docstring over so we don't have to duplicate it
             emit.__doc__ = decky.emit.__doc__
             decky.emit = emit
-            sysmodules["decky"] = decky
+            sys.modules["decky"] = decky
             # provided for compatibility
-            sysmodules["decky_plugin"] = decky
+            sys.modules["decky_plugin"] = decky
 
             spec = spec_from_file_location("_", self.file)
             assert spec is not None
@@ -123,7 +123,7 @@ class SandboxedPlugin:
             get_event_loop().create_task(socket.setup_server())
         except:
             self.log.error("Failed to start " + self.name + "!\n" + format_exc())
-            exit(0)
+            sys.exit(0)
         try:
             get_event_loop().run_forever()
         except SystemExit:
@@ -180,7 +180,7 @@ class SandboxedPlugin:
 
             loop = get_event_loop()
             loop.call_soon_threadsafe(loop.stop)
-            exit(0)
+            sys.exit(0)
 
         d: SocketResponseDict = {"type": SocketMessageType.RESPONSE, "res": None, "success": True, "id": data["id"]}
         try: