From 81e9d70b7bd168f68d4f4e708812a4371c96bbcd Mon Sep 17 00:00:00 2001
From: Rapptz <rapptz@gmail.com>
Date: Sun, 6 Jun 2021 07:05:17 -0400
Subject: [PATCH] Add pre-conditions to avoid on_timeout being called after
 stop()

Apparently the cancellation request for a TimerHandle doesn't
necessarily have to be honoured despite large periods of time passing
---
 discord/ui/view.py | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/discord/ui/view.py b/discord/ui/view.py
index 38ca97639..e651be7b6 100644
--- a/discord/ui/view.py
+++ b/discord/ui/view.py
@@ -314,8 +314,10 @@ class View:
             self._timeout_handler = loop.call_later(self.timeout, self.dispatch_timeout)
 
     def dispatch_timeout(self):
-        if not self._stopped.done():
-            self._stopped.set_result(True)
+        if self._stopped.done():
+            return
+
+        self._stopped.set_result(True)
         asyncio.create_task(self.on_timeout(), name=f'discord-ui-view-timeout-{self.id}')
 
     def dispatch(self, state: Any, item: Item, interaction: Interaction):