pep517 build backend

Author: WillAyd

MANIFEST.in

@@ -1,12 +1,14 @@
 include RELEASE.md
 include versioneer.py
+include CMakeLists.txt
 
 graft doc
 prune doc/build
 
 graft LICENSES
 
 graft pandas
+graft build_support
 
 global-exclude *.bz2
 global-exclude *.csv

build_support/build_backend.py

@@ -0,0 +1,21 @@
+import pathlib
+import subprocess
+
+from setuptools import build_meta as _orig
+
+prepare_metadata_for_build_wheel = _orig.prepare_metadata_for_build_wheel
+build_sdist = _orig.build_sdist
+get_requires_for_build_wheel = _orig.get_requires_for_build_wheel
+get_requires_for_build_sdist = _orig.get_requires_for_build_sdist
+
+
+def build_wheel(wheel_directory, config_settings=None, metadata_directory=None):
+    filedir = pathlib.Path(__file__).resolve().parent.parent
+    subprocess.run(["cmake", "."], cwd=filedir, check=True)
+    subprocess.run(
+        ["cmake", "--build", ".", "--config", "Release", "--parallel"],
+        cwd=filedir,
+        check=True,
+    )
+
+    return _orig.build_wheel(wheel_directory, config_settings, metadata_directory)

pyproject.toml

@@ -8,9 +8,9 @@ requires = [
     "Cython>=0.29.24,<3",  # Note: sync with setup.py, environment.yml and asv.conf.json
     "oldest-supported-numpy>=0.10"
 ]
-# uncomment to enable pep517 after versioneer problem is fixed.
-# https://github.com/python-versioneer/python-versioneer/issues/193
-# build-backend = "setuptools.build_meta"
+
+build-backend = "build_backend"
+backend-path = ["build_support"]
 
 [tool.black]
 target-version = ['py38', 'py39']

setup.py

@@ -5,8 +5,14 @@
 (https://github.com/zeromq/pyzmq) which have been permitted for use under the
 BSD license. Parts are from lxml (https://github.com/lxml/lxml)
 """
+import os
+import sys
+
 from setuptools import setup
 
+# uncomment to enable pep517 after versioneer problem is fixed.
+# https://github.com/python-versioneer/python-versioneer/issues/193
+sys.path.insert(0, os.path.dirname(__file__))
 import versioneer
 
 cmdclass = versioneer.get_cmdclass()