Bugfix close async log handler (#5086)

homeassistant/util/logging.py

@@ -55,18 +55,11 @@ class AsyncHandler(object):
 
         When blocking=True, will wait till closed.
         """
-        if not self._thread.is_alive():
-            return
         yield from self._queue.put(None)
 
         if blocking:
-            # Python 3.4.4+
-            # pylint: disable=no-member
-            if hasattr(self._queue, 'join'):
-                yield from self._queue.join()
-            else:
-                while not self._queue.empty():
-                    yield from asyncio.sleep(0, loop=self.loop)
+            while self._thread.is_alive():
+                yield from asyncio.sleep(0, loop=self.loop)
 
     def emit(self, record):
         """Process a record."""
@@ -85,23 +78,15 @@ class AsyncHandler(object):
 
     def _process(self):
         """Process log in a thread."""
-        support_join = hasattr(self._queue, 'task_done')
-
         while True:
             record = run_coroutine_threadsafe(
                 self._queue.get(), self.loop).result()
 
-            # pylint: disable=no-member
-
             if record is None:
                 self.handler.close()
-                if support_join:
-                    self.loop.call_soon_threadsafe(self._queue.task_done)
                 return
 
             self.handler.emit(record)
-            if support_join:
-                self.loop.call_soon_threadsafe(self._queue.task_done)
 
     def createLock(self):
         """Ignore lock stuff."""