Merge pull request #60 from malmeloo/fix/coro-never-awaited

fix: Unawaited coroutine errors on `Closable`

findmy/util/closable.py

@@ -29,6 +29,9 @@ def __del__(self) -> None:
         """Attempt to automatically clean up when garbage collected."""
         try:
             loop = self._loop or asyncio.get_running_loop()
-            loop.call_soon_threadsafe(loop.create_task, self.close())
+            if loop.is_running():
+                loop.call_soon_threadsafe(loop.create_task, self.close())
+            else:
+                loop.run_until_complete(self.close())
         except RuntimeError:
             pass