Allow more methods to set an audit log reason

discord/message.py

@@ -856,7 +856,7 @@ class Message:
 
         await self._state.http.publish_message(self.channel.id, self.id)
 
-    async def pin(self):
+    async def pin(self, *, reason=None):
         """|coro|
 
         Pins the message.
@@ -864,6 +864,13 @@ class Message:
         You must have the :attr:`~Permissions.manage_messages` permission to do
         this in a non-private channel context.
 
+        Parameters
+        -----------
+        reason: Optional[:class:`str`]
+            The reason for pinning the message. Shows up on the audit log.
+
+            .. versionadded:: 1.4
+
         Raises
         -------
         Forbidden
@@ -875,10 +882,10 @@ class Message:
             having more than 50 pinned messages.
         """
 
-        await self._state.http.pin_message(self.channel.id, self.id)
+        await self._state.http.pin_message(self.channel.id, self.id, reason=reason)
         self.pinned = True
 
-    async def unpin(self):
+    async def unpin(self, *, reason=None):
         """|coro|
 
         Unpins the message.
@@ -886,6 +893,13 @@ class Message:
         You must have the :attr:`~Permissions.manage_messages` permission to do
         this in a non-private channel context.
 
+        Parameters
+        -----------
+        reason: Optional[:class:`str`]
+            The reason for pinning the message. Shows up on the audit log.
+
+            .. versionadded:: 1.4
+
         Raises
         -------
         Forbidden
@@ -896,7 +910,7 @@ class Message:
             Unpinning the message failed.
         """
 
-        await self._state.http.unpin_message(self.channel.id, self.id)
+        await self._state.http.unpin_message(self.channel.id, self.id, reason=reason)
         self.pinned = False
 
     async def add_reaction(self, emoji):