From de48aa5b348898f2f59ba78f83f8a0103f25fd94 Mon Sep 17 00:00:00 2001
From: "Michael J. Williams" <michaeljw1@googlemail.com>
Date: Tue, 27 Oct 2026 12:39:38 +0100
Subject: [PATCH] BUG(array-api): type namespace predicate mapping

---
 src/sequince/array_api.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/sequince/array_api.py b/src/sequince/array_api.py
index 80881b0e..34b268c2 100644
--- a/src/sequince/array_api.py
+++ b/src/sequince/array_api.py
@@ -1,5 +1,6 @@
 from __future__ import annotations
 
+from collections.abc import Callable
 from typing import Any
 
 import numpy as _np
@@ -23,7 +24,7 @@
 from ._scipy_compat import enable_scipy_array_api as _enable_scipy_array_api
 from .typing import Array
 
-IS_NAMESPACE_FUNCTIONS = {
+IS_NAMESPACE_FUNCTIONS: dict[str, Callable[[Any], bool]] = {
     "numpy": is_numpy_namespace,
     "torch": is_torch_namespace,
     "jax": is_jax_namespace,