Add Py3.12 to CI

.github/workflows/python-package.yml

@@ -16,7 +16,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        python-version: ['3.8', '3.9', '3.10', '3.11']
+        python-version: ['3.9', '3.10', '3.11', '3.12']
         os: [ubuntu-latest, windows-latest, macos-latest]
     steps:
       - uses: actions/checkout@v3
@@ -58,7 +58,7 @@ jobs:
         run: |
           python -m cibuildwheel --output-dir wheelhouse
         env:
-          CIBW_BUILD: cp38-* cp39-* cp310-* cp311-*
+          CIBW_BUILD: cp39-* cp310-* cp311-* cp312-*
           CIBW_SKIP: '*musllinux*'
           CIBW_BEFORE_BUILD: pip install -r requirements.dev.txt
       - uses: actions/upload-artifact@v3

test.py

@@ -0,0 +1,34 @@
+from __future__ import annotations
+
+from typing import SupportsFloat, Sequence, Protocol, SupportsIndex, Iterator, Any, TypeVar, List, overload, Union
+import numpy as np
+from numpy.typing import ArrayLike
+
+
+# T_co = TypeVar("T_co", covariant=True)
+
+
+# class Seq(Protocol[T_co]):
+#     def __len__(self) -> int: ...
+#     @overload
+#     def __getitem__(self, index: SupportsIndex, /) -> T_co: ...
+#     @overload
+#     def __getitem__(self, index: slice, /) -> Seq[T_co]: ...
+#     def __iter__(self) -> Iterator[T_co]: ...
+#     def __contains__(self, x: Any) -> bool: ...
+#     def __reversed__(self, /) -> Iterator[T_co]: ...
+#     def count(self, value: Any, /) -> int: ...
+#     def index(self, value: Any, /) -> int: ...
+
+
+# b: Seq[SupportsFloat]
+
+# a: ArrayLike = b
+
+f: float
+n: np.floating
+u: Union[float, np.floating]
+
+reveal_type(abs(f))
+reveal_type(abs(n))
+reveal_type(abs(u))