Turn KeepAliveHandler into an asyncio Task

discord/ext/commands/context.py

@@ -465,6 +465,7 @@ class Context(discord.abc.Messageable, Generic[BotT]):
         kwargs.pop("nonce", None)
         kwargs.pop("stickers", None)
         kwargs.pop("reference", None)
+        kwargs.pop("delete_after", None)
         kwargs.pop("mention_author", None)
 
         if not (

discord/gateway.py

@@ -153,38 +153,38 @@ class GatewayRatelimiter:
                 await asyncio.sleep(delta)
 
 
-class KeepAliveHandler(threading.Thread):
+class KeepAliveHandler:
-    def __init__(self, *args: Any, **kwargs: Any) -> None:
+    def __init__(self, *, ws: DiscordWebSocket, shard_id: int = None, interval: float = None) -> None:
-        ws = kwargs.pop("ws")
-        interval = kwargs.pop("interval", None)
-        shard_id = kwargs.pop("shard_id", None)
-        threading.Thread.__init__(self, *args, **kwargs)
         self.ws: DiscordWebSocket = ws
-        self._main_thread_id: int = ws.thread_id
-        self.interval: Optional[float] = interval
-        self.daemon: bool = True
         self.shard_id: Optional[int] = shard_id
+        self.interval: Optional[float] = interval
+        self.heartbeat_timeout: float = self.ws._max_heartbeat_timeout
+
         self.msg: str = "Keeping shard ID %s websocket alive with sequence %s."
         self.block_msg: str = "Shard ID %s heartbeat blocked for more than %s seconds."
         self.behind_msg: str = "Can't keep up, shard ID %s websocket is %.1fs behind."
-        self._stop_ev: threading.Event = threading.Event()
+        self._stop_ev: asyncio.Event = asyncio.Event()
-        self._last_ack: float = time.perf_counter()
         self._last_send: float = time.perf_counter()
         self._last_recv: float = time.perf_counter()
+        self._last_ack: float = time.perf_counter()
         self.latency: float = float("inf")
-        self.heartbeat_timeout: float = ws._max_heartbeat_timeout
 
-    def run(self) -> None:
+    async def run(self) -> None:
-        while not self._stop_ev.wait(self.interval):
+        while True:
+            try:
+                await asyncio.wait_for(self._stop_ev.wait(), timeout=self.interval)
+            except asyncio.TimeoutError:
+                pass
+            else:
+                return
+
             if self._last_recv + self.heartbeat_timeout < time.perf_counter():
                 _log.warning(
                     "Shard ID %s has stopped responding to the gateway. Closing and restarting.", self.shard_id
                 )
-                coro = self.ws.close(4000)
-                f = asyncio.run_coroutine_threadsafe(coro, loop=self.ws.loop)
 
                 try:
-                    f.result()
+                    await self.ws.close(4000)
                 except Exception:
                     _log.exception("An error occurred while stopping the gateway. Ignoring.")
                 finally:
@@ -193,24 +193,18 @@ class KeepAliveHandler(threading.Thread):
 
             data = self.get_payload()
             _log.debug(self.msg, self.shard_id, data["d"])
-            coro = self.ws.send_heartbeat(data)
-            f = asyncio.run_coroutine_threadsafe(coro, loop=self.ws.loop)
             try:
                 # block until sending is complete
                 total = 0
                 while True:
                     try:
-                        f.result(10)
+                        await asyncio.wait_for(self.ws.send_heartbeat(data), timeout=10)
                         break
-                    except concurrent.futures.TimeoutError:
+                    except asyncio.TimeoutError:
                         total += 10
-                        try:
+
-                            frame = sys._current_frames()[self._main_thread_id]
+                        stack = "".join(traceback.format_stack())
-                        except KeyError:
+                        msg = f"{self.block_msg}\nLoop traceback (most recent call last):\n{stack}"
-                            msg = self.block_msg
-                        else:
-                            stack = "".join(traceback.format_stack(frame))
-                            msg = f"{self.block_msg}\nLoop thread traceback (most recent call last):\n{stack}"
                         _log.warning(msg, self.shard_id, total)
 
             except Exception:
@@ -225,6 +219,10 @@ class KeepAliveHandler(threading.Thread):
             "d": self.ws.sequence,  # type: ignore
         }
 
+
+    def start(self) -> None:
+        self.ws.loop.create_task(self.run())
+
     def stop(self) -> None:
         self._stop_ev.set()
 

discord/interactions.py

@@ -337,7 +337,7 @@ class Interaction:
             self._state.store_view(view, message.id)
         return message
 
-    async def delete_original_message(self, delay: Optional[float] = None) -> None:
+    async def delete_original_message(self) -> None:
         """|coro|
 
         Deletes the original interaction response message.
@@ -345,14 +345,6 @@ class Interaction:
         This is a lower level interface to :meth:`InteractionMessage.delete` in case
         you do not want to fetch the message and save an HTTP request.
 
-        Parameters
-        ------------
-        delay: Optional[:class:`float`]
-            If provided, the number of seconds to wait before deleting the message.
-            The waiting is done in the background and deletion failures are ignored.
-            
-            .. versionadded:: 2.0
-
         Raises
         -------
         HTTPException
@@ -360,8 +352,6 @@ class Interaction:
         Forbidden
             Deleted a message that is not yours.
         """
-        if delay is not None:
-            await asyncio.sleep(delay)
         adapter = async_context.get()
         await adapter.delete_original_interaction_response(
             self.application_id,
@@ -470,7 +460,6 @@ class InteractionResponse:
         view: View = MISSING,
         tts: bool = False,
         ephemeral: bool = False,
-        delete_after: Optional[float] = None,
     ) -> None:
         """|coro|
 
@@ -494,9 +483,6 @@ class InteractionResponse:
             Indicates if the message should only be visible to the user who started the interaction.
             If a view is sent with an ephemeral message and it has no timeout set then the timeout
             is set to 15 minutes.
-        delete_after: Optional[:class:`float`]
-            The amount of seconds the bot should wait before deleting the message sent.
-            .. versionadded:: 2.0
 
         Raises
         -------
@@ -553,8 +539,6 @@ class InteractionResponse:
             self._parent._state.store_view(view)
 
         self.responded_at = utils.utcnow()
-        if delete_after is not None:
-            self._parent.delete_original_message(delay=delete_after)
 
     async def edit_message(
         self,
@@ -749,7 +733,7 @@ class InteractionMessage(Message):
             allowed_mentions=allowed_mentions,
         )
 
-    async def delete(self, *, delay: Optional[float] = None, silent: bool = False) -> None:
+    async def delete(self, *, delay: Optional[float] = None) -> None:
         """|coro|
 
         Deletes the message.
@@ -760,12 +744,6 @@ class InteractionMessage(Message):
             If provided, the number of seconds to wait before deleting the message.
             The waiting is done in the background and deletion failures are ignored.
 
-        silent: :class:`bool`
-            If silent is set to ``True``, the error will not be raised, it will be ignored.
-            This defaults to ``False`
-        
-        .. versionadded:: 2.0
-
         Raises
         ------
         Forbidden
@@ -779,15 +757,12 @@ class InteractionMessage(Message):
         if delay is not None:
 
             async def inner_call(delay: float = delay):
+                await asyncio.sleep(delay)
                 try:
-                    await self._state._interaction.delete_original_message(delay=delay)
+                    await self._state._interaction.delete_original_message()
                 except HTTPException:
                     pass
 
             asyncio.create_task(inner_call())
         else:
-            try:
+            await self._state._interaction.delete_original_message()
-                await self._state._interaction.delete_original_message(delay=delay)
-            except Exception:
-                if not silent:
-                    raise

discord/webhook/async_.py

@@ -717,7 +717,7 @@ class WebhookMessage(Message):
             allowed_mentions=allowed_mentions,
         )
 
-    async def delete(self, *, delay: Optional[float] = None, silent: bool = False) -> None:
+    async def delete(self, *, delay: Optional[float] = None) -> None:
         """|coro|
 
         Deletes the message.
@@ -728,12 +728,6 @@ class WebhookMessage(Message):
             If provided, the number of seconds to wait before deleting the message.
             The waiting is done in the background and deletion failures are ignored.
 
-        silent: :class:`bool`
-            If silent is set to ``True``, the error will not be raised, it will be ignored.
-            This defaults to ``False`
-        
-        .. versionadded:: 2.0
-
         Raises
         ------
         Forbidden
@@ -747,18 +741,15 @@ class WebhookMessage(Message):
         if delay is not None:
 
             async def inner_call(delay: float = delay):
+                await asyncio.sleep(delay)
                 try:
-                    await self._state._webhook.delete_message(self.id, delay)
+                    await self._state._webhook.delete_message(self.id)
                 except HTTPException:
                     pass
 
             asyncio.create_task(inner_call())
         else:
-            try:
+            await self._state._webhook.delete_message(self.id)
-                await self._state._webhook.delete_message(self.id, delay)
-            except Exception:
-                if not silent:
-                    raise
 
 
 class BaseWebhook(Hashable):
@@ -1279,7 +1270,6 @@ class Webhook(BaseWebhook):
         view: View = MISSING,
         thread: Snowflake = MISSING,
         wait: bool = False,
-        delete_after: Optional[float] = None,
     ) -> Optional[WebhookMessage]:
         """|coro|
 
@@ -1346,11 +1336,6 @@ class Webhook(BaseWebhook):
 
             .. versionadded:: 2.0
 
-        delete_after: Optional[:class:`float`]
-            If provided, the number of seconds to wait before deleting the message.
-            The waiting is done in the background and deletion failures are ignored.
-            .. versionadded:: 2.0
-
         Raises
         --------
         HTTPException
@@ -1432,9 +1417,6 @@ class Webhook(BaseWebhook):
             message_id = None if msg is None else msg.id
             self._state.store_view(view, message_id)
 
-        if delete_after is not None and msg is not None:
-            await msg.delete(delay=delete_after)
-
         return msg
 
     async def fetch_message(self, id: int) -> WebhookMessage:
@@ -1588,7 +1570,7 @@ class Webhook(BaseWebhook):
             self._state.store_view(view, message_id)
         return message
 
-    async def delete_message(self, message_id: int, delay: Optional[float] = None, /) -> None:
+    async def delete_message(self, message_id: int, /) -> None:
         """|coro|
 
         Deletes a message owned by this webhook.
@@ -1603,12 +1585,6 @@ class Webhook(BaseWebhook):
         message_id: :class:`int`
             The message ID to delete.
 
-        delay: Optional[:class:`float`]
-            If provided, the number of seconds to wait before deleting the message.
-            The waiting is done in the background and deletion failures are ignored.
-            
-            .. versionadded:: 2.0
-
         Raises
         -------
         HTTPException
@@ -1619,9 +1595,6 @@ class Webhook(BaseWebhook):
         if self.token is None:
             raise InvalidArgument("This webhook does not have a token associated with it")
 
-        if delay is not None:
-            await asyncio.sleep(delay)
-
         adapter = async_context.get()
         await adapter.delete_webhook_message(
             self.id,