Union item with None to Optional with item.

1 files changed, 4 insertions, 4 deletions

diff --git a/bot/utils/decorators.py b/bot/utils/decorators.py
index 2612ff81..132aaa87 100644
--- a/bot/utils/decorators.py
+++ b/bot/utils/decorators.py
@@ -5,7 +5,7 @@ import random
 from asyncio import Lock
 from collections.abc import Container
 from functools import wraps
-from typing import Callable, Union
+from typing import Callable, Optional, Union
 from weakref import WeakValueDictionary
 
 from discord import Colour, Embed
@@ -297,7 +297,7 @@ def whitelist_override(bypass_defaults: bool = False, **kwargs: Container[int])
     return inner
 
 
-def locked() -> Union[Callable, None]:
+def locked() -> Optional[Callable]:
     """
     Allows the user to only run one instance of the decorated command at a time.
 
@@ -305,11 +305,11 @@ def locked() -> Union[Callable, None]:
 
     This decorator has to go before (below) the `command` decorator.
     """
-    def wrap(func: Callable) -> Union[Callable, None]:
+    def wrap(func: Callable) -> Optional[Callable]:
         func.__locks = WeakValueDictionary()
 
         @wraps(func)
-        async def inner(self: Callable, ctx: Context, *args, **kwargs) -> Union[Callable, None]:
+        async def inner(self: Callable, ctx: Context, *args, **kwargs) -> Optional[Callable]:
             lock = func.__locks.setdefault(ctx.author.id, Lock())
             if lock.locked():
                 embed = Embed()