danvics/ytptube
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions 1

minor improvements to the bg worker

Browse source
This commit is contained in:
arabcoders 2025-07-18 17:24:19 +03:00
parent 49ac2720ac
commit caf60333ea
1 changed files with 9 additions and 4 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

13
app/library/BackgroundWorker.py
View file

@ -6,10 +6,16 @@ from queue import Empty, Queue
from .Singleton import Singleton from .Singleton import Singleton
LOG = logging.getLogger(__name__) LOG: logging.Logger = logging.getLogger(__name__)
class BackgroundWorker(metaclass=Singleton): class BackgroundWorker(metaclass=Singleton):
"""
Background worker to run tasks in a separate thread.
This class uses a queue to submit tasks that will be executed in the background.
It is designed to run in a separate thread and uses asyncio to handle asynchronous tasks.
"""
_instance = None _instance = None
"""The instance of the Notification class.""" """The instance of the Notification class."""
@ -37,19 +43,18 @@ class BackgroundWorker(metaclass=Singleton):
except Exception as e: except Exception as e:
LOG.exception("Loop error: %s", e) LOG.exception("Loop error: %s", e)
threading.Thread(target=_loop_runner, daemon=True).start() threading.Thread(target=_loop_runner, daemon=True, name="Background Runner").start()
while self.running: while self.running:
try: try:
fn, args, kwargs = self.queue.get(timeout=1) fn, args, kwargs = self.queue.get(timeout=1)
try: try:
LOG.debug("Running background task: %s", fn.__name__)
result = fn(*args, **kwargs) result = fn(*args, **kwargs)
if inspect.iscoroutine(result): if inspect.iscoroutine(result):
loop.call_soon_threadsafe(loop.create_task, result) loop.call_soon_threadsafe(loop.create_task, result)
except Exception as e: except Exception as e:
LOG.exception(e) LOG.exception(e)
LOG.error(f"Error in background task: {fn.__name__}") LOG.error(f"Failed to run '{fn.__name__}'. {e!s}")
except Empty: except Empty:
continue continue