chore: move mutable class ref/attrs to ClassVar typing (#1497)

Author: i0bs

interactions/client/const.py

@@ -42,7 +42,7 @@
 import sys
 from collections import defaultdict
 from importlib.metadata import version as _v, PackageNotFoundError
-from typing import TypeVar, Union, Callable, Coroutine
+from typing import TypeVar, Union, Callable, Coroutine, ClassVar
 
 __all__ = (
     "__version__",
@@ -131,7 +131,7 @@ def get_logger() -> logging.Logger:
 
 
 class Singleton(type):
-    _instances = {}
+    _instances: ClassVar[dict] = {}
 
     def __call__(self, *args, **kwargs) -> "Singleton":
         if self not in self._instances:

interactions/client/errors.py

@@ -1,4 +1,4 @@
-from typing import Dict, Any, TYPE_CHECKING, Callable, Coroutine, List, Optional, SupportsInt, Union
+from typing import Dict, Any, TYPE_CHECKING, Callable, Coroutine, ClassVar, List, Optional, SupportsInt, Union
 
 import aiohttp
 
@@ -201,7 +201,7 @@ class WebSocketClosed(LibraryException):
     """The websocket was closed."""
 
     code: int = 0
-    codes: Dict[int, str] = {
+    codes: ClassVar[Dict[int, str]] = {
         1000: "Normal Closure",
         4000: "Unknown Error",
         4001: "Unknown OpCode",
@@ -228,7 +228,7 @@ class VoiceWebSocketClosed(LibraryException):
     """The voice websocket was closed."""
 
     code: int = 0
-    codes: Dict[int, str] = {
+    codes: ClassVar[Dict[int, str]] = {
         1000: "Normal Closure",
         4000: "Unknown Error",
         4001: "Unknown OpCode",

interactions/ext/debug_extension/__init__.py

@@ -1,6 +1,7 @@
 import asyncio
 import platform
 import tracemalloc
+from typing import ClassVar
 
 from interactions import (
     Client,
@@ -28,7 +29,7 @@ class Metadata(Extension.Metadata):
         description = "Debugging utilities for interactions.py"
         version = "1.0.0"
         url = "https://github.com/interactions-py/interactions.py"
-        requirements = ["interactions>=5.0.0"]
+        requirements: ClassVar[list] = ["interactions>=5.0.0"]
 
     def __init__(self, bot: Client) -> None:
         bot.logger.info("Debug Extension is mounting!")