implicitly declare py3.13 (no stable abi)

Author: rjanvier

pyproject.toml

@@ -10,7 +10,7 @@ name = "pgeof"
 version = "0.3.1"
 readme = "README.md"
 description = "Compute the geometric features associated with each point's neighborhood:"
-requires-python = ">=3.9" # uses stable ABI
+requires-python = ">=3.9,<3.14"
 license = {file = "LICENSE"}
 authors = [
   {name = "Loic Landrieu", email = "loic.landrieu@enpc.fr"},
@@ -107,7 +107,7 @@ commands = pytest -s --basetemp="{envtmpdir}" {posargs:tests/bench_knn.py tests/
 """
 
 [tool.cibuildwheel]
-build = "cp3{9,10,11,12}-*" # uses stable abi for py >= 3.12 
+build = "cp3{9,10,11,12,13}-*"
 archs = ["auto64"] # limits to 64bits builds
 
 # Needed for full C++17 support