tools.clear_queue()

kvmd/plugins/hid/otg/device.py

@@ -31,6 +31,7 @@ from typing import Dict
 
 from ....logging import get_logger
 
+from .... import tools
 from .... import aiomulti
 from .... import aioproc
 
@@ -134,11 +135,7 @@ class BaseDeviceProcess(multiprocessing.Process):  # pylint: disable=too-many-in
         self.__events_queue.put_nowait(event)
 
     def _clear_queue(self) -> None:
-        while not self.__events_queue.empty():
-            try:
-                self.__events_queue.get_nowait()
-            except queue.Empty:
-                break
+        tools.clear_queue(self.__events_queue)
 
     def _ensure_write(self, report: bytes, reopen: bool=False, close: bool=False) -> bool:
         if reopen:

kvmd/plugins/hid/serial.py

@@ -43,6 +43,7 @@ from ...logging import get_logger
 from ...keyboard.mappings import KEYMAP
 
 from ... import env
+from ... import tools
 from ... import aiotools
 from ... import aiomulti
 from ... import aioproc
@@ -320,11 +321,7 @@ class Plugin(BaseHid, multiprocessing.Process):  # pylint: disable=too-many-inst
         self.__queue_event(_MouseWheelEvent(delta_x, delta_y))
 
     def clear_events(self) -> None:
-        while not self.__events_queue.empty():
-            try:
-                self.__events_queue.get_nowait()
-            except queue.Empty:
-                break
+        tools.clear_queue(self.__events_queue)
         self.__queue_event(_ClearEvent())
 
     def __queue_event(self, event: _BaseEvent) -> None:

kvmd/tools.py

@@ -22,6 +22,8 @@
 
 import operator
 import functools
+import multiprocessing.queues
+import queue
 
 from typing import Tuple
 from typing import List
@@ -53,3 +55,12 @@ _DictValueT = TypeVar("_DictValueT")
 
 def sorted_kvs(dct: Dict[_DictKeyT, _DictValueT]) -> List[Tuple[_DictKeyT, _DictValueT]]:
     return sorted(dct.items(), key=operator.itemgetter(0))
+
+
+# =====
+def clear_queue(q: multiprocessing.queues.Queue) -> None:  # pylint: disable=invalid-name
+    for _ in range(q.qsize()):
+        try:
+            q.get_nowait()
+        except queue.Empty:
+            break