🐍 Start testing against Python 3.15

AGENTS.md

@@ -34,7 +34,7 @@ Not part of `lint`; it needs a CMake configure, so it costs minutes rather than
 ### Python tests
 
 ```console
-uvx nox -s tests              # all supported Python versions (3.10-3.14), builds the C++ extension first
+uvx nox -s tests              # all test-matrix Python versions (3.10-3.15), builds the C++ extension first
 uvx nox -s tests-3.12         # a single Python version — much faster iteration
 uvx nox -s tests-3.12 -- test/algorithms/test_simulation.py   # a single file
 uvx nox -s tests-3.12 -- -m algorithms                        # a marker subset (see markers below)

CHANGELOG.md

@@ -45,6 +45,8 @@ releases may include breaking changes.
 
 ### Fixed
 
+- 🐛 Use a NumPy version with Python 3.15 wheels when resolving minimum dependencies ([#439])
+  ([**@marcelwa**])
 - 🐛 Hide C++ implementation symbols from Linux extensions while preserving
   nanobind's shared exception ABI ([#531]) ([**@marcelwa**])
 - 📝 Correct the README's Stable ABI and free-threading claims ([#489]) ([**@marcelwa**])
@@ -250,6 +252,7 @@ _If you are upgrading: please see [`UPGRADING.md`](UPGRADING.md#010)._
 
 [#501]: https://github.com/marcelwa/aigverse/pull/501
 [#531]: https://github.com/marcelwa/aigverse/pull/531
+[#439]: https://github.com/marcelwa/aigverse/pull/439
 [#513]: https://github.com/marcelwa/aigverse/pull/513
 [#490]: https://github.com/marcelwa/aigverse/pull/490
 [#489]: https://github.com/marcelwa/aigverse/pull/489

noxfile.py

@@ -24,7 +24,7 @@
 nox.needs_version = ">=2025.10.16"
 nox.options.default_venv_backend = "uv"
 
-PYTHON_ALL_VERSIONS = ["3.10", "3.11", "3.12", "3.13", "3.14"]
+PYTHON_ALL_VERSIONS = ["3.10", "3.11", "3.12", "3.13", "3.14", "3.15"]
 
 if os.environ.get("CI", None):
     nox.options.error_on_missing_interpreters = True
@@ -279,7 +279,10 @@ def _run_tests(
         # test matrix narrows it back with `--full -m "not network"`: those tests
         # download circuits, and a hiccup at GitHub must not redden the whole
         # matrix, so they keep their own workflow.
-        only_group_args += ["--only-group", "torch"]
+        if session.python != "3.15":
+            # torch has no wheels for cp315 yet; the torch-marked tests guard
+            # themselves with pytest.importorskip and skip cleanly without it.
+            only_group_args += ["--only-group", "torch"]
         pytest_run_args = [*pytest_run_args, "-m", ""]
     session.run(
         "uv",

pyproject.toml

@@ -67,6 +67,7 @@ adapters = [
     "numpy>=1.26.0; python_version>='3.12'",
     "numpy>=2.1.0; python_version>='3.13'",
     "numpy>=2.3.2; python_version>='3.14'",
+    "numpy>=2.5.2; python_version>='3.15'",
 ]
 
 [project.urls]
@@ -117,6 +118,7 @@ adapters = [
     "numpy>=1.26.0; python_version>='3.12'",
     "numpy>=2.1.0; python_version>='3.13'",
     "numpy>=2.3.2; python_version>='3.14'",
+    "numpy>=2.5.2; python_version>='3.15'",
 ]
 build = [
     "nanobind~=3.1.0",