Change Fetch -> Retrieve for last_message documentation

discord/channel.py

@@ -2322,7 +2322,7 @@ class DMChannel(discord.abc.Messageable, discord.abc.Connectable, Hashable):
 
     @property
     def last_message(self) -> Optional[Message]:
-        """Fetches the last message from this channel in cache.
+        """Retrieves the last message from this channel in cache.
 
         The message might not be valid or point to an existing message.
 
@@ -2691,7 +2691,7 @@ class GroupChannel(discord.abc.Messageable, discord.abc.Connectable, Hashable):
 
     @property
     def last_message(self) -> Optional[Message]:
-        """Fetches the last message from this channel in cache.
+        """Retrieves the last message from this channel in cache.
 
         The message might not be valid or point to an existing message.
 

discord/threads.py

@@ -262,7 +262,7 @@ class Thread(Messageable, Hashable):
 
     @property
     def last_message(self) -> Optional[Message]:
-        """Fetches the last message from this channel in cache.
+        """Retrieves the last message from this channel in cache.
 
         The message might not be valid or point to an existing message.