add walk cmd iterator on slash groups and on discord.Bot

Author: Makiyu-py

discord/bot.py

@@ -35,6 +35,7 @@
     Any,
     Callable,
     Coroutine,
+    Generator,
     List,
     Optional,
     Type,
@@ -670,6 +671,19 @@ def inner(cls: Type[SlashCommandGroup]) -> SlashCommandGroup:
 
     slash_group = group
 
+    def walk_application_commands(self) -> Generator[ApplicationCommand, None, None]:
+        """An iterator that recursively walks through all application commands and subcommands.
+
+        Yields
+        ------
+        :class:`.ApplicationCommand`
+            An application command from the internal list of application commands.
+        """
+        for command in self.application_commands:
+            if isinstance(command, SlashCommandGroup):
+                yield from command.walk_commands()
+            yield command
+
     async def get_application_context(
         self, interaction: Interaction, cls=None
     ) -> ApplicationContext:

discord/commands/commands.py

@@ -32,7 +32,7 @@
 import re
 import types
 from collections import OrderedDict
-from typing import Any, Callable, Dict, Generic, List, Optional, Type, TypeVar, Union, TYPE_CHECKING
+from typing import Any, Callable, Dict, Generator, Generic, List, Optional, Type, TypeVar, Union, TYPE_CHECKING
 
 from .context import ApplicationContext, AutocompleteContext
 from .errors import ApplicationCommandError, CheckFailure, ApplicationCommandInvokeError
@@ -959,6 +959,19 @@ async def invoke_autocomplete_callback(self, ctx: AutocompleteContext) -> None:
         ctx.interaction.data = option
         await command.invoke_autocomplete_callback(ctx)
 
+    def walk_commands(self) -> Generator[SlashCommand, None, None]:
+        """An iterator that recursively walks through all slash commands in this group.
+
+        Yields
+        ------
+        :class:`.SlashCommand`
+            A slash command from the group.
+        """
+        for command in self.subcommands:
+            if isinstance(command, SlashCommandGroup):
+                yield from command.walk_commands()
+            yield command
+
     def copy(self):
         """Creates a copy of this command group.