ctypes approach

pyproject.toml

@@ -2,6 +2,32 @@
 requires = ["maturin>1.0,<2.0"]
 build-backend = "maturin"
 
-
-[tool.maturin]
-features = ["pyo3/extension-module"]
+[project]
+name = "klamath_rs_ext"
+description = "Compiled extensions for klamath GDS library"
+#readme = "README.md"
+#license = { file = "LICENSE.md" }
+authors = [
+    { name="Jan Petykiewicz", email="jan@mpxd.net" },
+    ]
+homepage = "https://mpxd.net/code/jan/klamath-rs"
+repository = "https://mpxd.net/code/jan/klamath-rs"
+classifiers = [
+    "Programming Language :: Python :: 3",
+    "Development Status :: 4 - Beta",
+#    "Development Status :: 5 - Production/Stable",
+    "Intended Audience :: Developers",
+    "Intended Audience :: Information Technology",
+    "Intended Audience :: Manufacturing",
+    "Intended Audience :: Science/Research",
+    "License :: OSI Approved :: GNU General Public License v3 (GPLv3)",
+    "Topic :: Scientific/Engineering :: Electronic Design Automation (EDA)",
+    ]
+requires-python = ">=3.11"
+#include = [
+#    "LICENSE.md"
+#    ]
+dynamic = ["version"]
+dependencies = [
+    "cffi",
+    ]