Fix versioneer for PEP 660 editable installs (#366)

* bump versioneer to latest version

* patch versioneer for editable installs

* bump versioneer

* fix editable installs

* install recent setuptools before building ext

.github/workflows/test-install.yml

@@ -57,7 +57,7 @@ jobs:
           if [ ${{ runner.os }} = "Linux" ]; then
             export VEROS_REQUIRE_CUDA_EXT=1
           fi
-          pip install cython
+          pip install -U setuptools wheel cython
           python setup.py build_ext --inplace
 
       - name: Test whether Cython extensions are present

cuda_ext.py

@@ -1,6 +1,6 @@
 import os
 
-from Cython.Distutils import build_ext
+from setuptools.command.build_ext import build_ext
 from distutils.unixccompiler import UnixCCompiler
 
 # This is based on
@@ -118,7 +118,7 @@ def _compile(obj, src, ext, cc_args, extra_postargs, pp_opts):
 class custom_build_ext(build_ext):
     def build_extensions(self):
         customize_compiler_for_nvcc(self.compiler)
-        build_ext.build_extensions(self)
+        super().build_extensions()
 
 
 cuda_info = locate_cuda()

pyproject.toml

@@ -1,6 +1,6 @@
 [tool.black]
 line-length = 120
-target-version = ['py36', 'py37', 'py38', 'py39']
+target-version = ['py37', 'py38', 'py39', 'py310']
 
 
 [tool.pytest.ini_options]
@@ -10,5 +10,5 @@ testpaths = [
 
 
 [build-system]
-requires = ["setuptools>=40.8.0", "wheel", "cython"]
+requires = ["setuptools>=65.0.0", "wheel", "cython"]
 build-backend = "setuptools.build_meta"

setup.py

@@ -135,7 +135,8 @@ def is_cuda_ext(sources):
 
 
 cmdclass = versioneer.get_cmdclass()
-cmdclass.update(build_ext=cuda_ext.custom_build_ext)
+build_ext = type("custom_build_ext", (cuda_ext.custom_build_ext, cmdclass["build_ext"]), {})
+cmdclass.update(build_ext=build_ext)
 
 
 def _env_to_bool(envvar):