fix

teo/__init__.py

@@ -1,6 +1,10 @@
 from .teo import App, Namespace, Model, Field, Relation, Property, Enum, EnumMember, Response, Request, ReadOnlyHeaderMap, ReadWriteHeaderMap, HandlerMatch, HandlerGroup, RequestCtx, ObjectId, Range, OptionVariant, EnumVariant, File, Pipeline
+from typing import TypeVar, Union
 from signal import signal, SIGINT
 from sys import exit
 
+T = TypeVar('T')
+
+Enumerable = Union[T, list[T]]
 
 signal(SIGINT, lambda _, __: exit(0))

teo/__init__.pyi

@@ -1,5 +1,10 @@
 """This module contains classes and variables for Teo web framework."""
+from __future__ import annotations
+from typing import TypeVar, Union
 
+T = TypeVar('T')
+
+Enumerable = Union[T, list[T]]
 
 class App: