Set thread related perms in private channels to False

discord/channel.py

@@ -2812,11 +2812,19 @@ class DMChannel(discord.abc.Messageable, discord.abc.PrivateChannel, Hashable):
 
         - :attr:`~Permissions.send_tts_messages`: You cannot send TTS messages in a DM.
         - :attr:`~Permissions.manage_messages`: You cannot delete others messages in a DM.
+        - :attr:`~Permissions.create_private_threads`: There are no threads in a DM.
+        - :attr:`~Permissions.create_public_threads`: There are no threads in a DM.
+        - :attr:`~Permissions.manage_threads`: There are no threads in a DM.
+        - :attr:`~Permissions.send_messages_in_threads`: There are no threads in a DM.
 
         .. versionchanged:: 2.0
 
             ``obj`` parameter is now positional-only.
 
+        .. versionchanged:: 2.1
+
+            Thread related permissions are now set to ``False``.
+
         Parameters
         -----------
         obj: :class:`User`
@@ -2978,6 +2986,10 @@ class GroupChannel(discord.abc.Messageable, discord.abc.PrivateChannel, Hashable
 
         - :attr:`~Permissions.send_tts_messages`: You cannot send TTS messages in a DM.
         - :attr:`~Permissions.manage_messages`: You cannot delete others messages in a DM.
+        - :attr:`~Permissions.create_private_threads`: There are no threads in a DM.
+        - :attr:`~Permissions.create_public_threads`: There are no threads in a DM.
+        - :attr:`~Permissions.manage_threads`: There are no threads in a DM.
+        - :attr:`~Permissions.send_messages_in_threads`: There are no threads in a DM.
 
         This also checks the kick_members permission if the user is the owner.
 
@@ -2985,6 +2997,10 @@ class GroupChannel(discord.abc.Messageable, discord.abc.PrivateChannel, Hashable
 
             ``obj`` parameter is now positional-only.
 
+        .. versionchanged:: 2.1
+
+            Thread related permissions are now set to ``False``.
+
         Parameters
         -----------
         obj: :class:`~discord.abc.Snowflake`

discord/permissions.py

@@ -192,6 +192,10 @@ class Permissions(BaseFlags):
         base.read_messages = True
         base.send_tts_messages = False
         base.manage_messages = False
+        base.create_private_threads = False
+        base.create_public_threads = False
+        base.manage_threads = False
+        base.send_messages_in_threads = False
         return base
 
     @classmethod