ydy0615
35efbfc91a
- Update pybind_src to point to project root instead of dm_imu subdirectory - Change CMakeExtension module from "imu_py" to "dm_imu.imu_py" - Switch to find_packages() with package_dir for automatic package discovery - Add saving/restoring of CWD in CMake build to prevent directory side effects
75 lines
2.3 KiB
Python
75 lines
2.3 KiB
Python
import pathlib
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import sys
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import os
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from setuptools import setup, find_packages, Extension
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from setuptools.command.build_ext import build_ext
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class CMakeExtension(Extension):
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"""
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A custom setuptools Extension that knows how to invoke CMake.
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"""
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def __init__(self, name, sourcedir=""):
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super().__init__(name, sources=[])
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self.sourcedir = pathlib.Path(sourcedir).resolve()
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class CMakeBuild(build_ext):
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"""
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Build the CMake project when ``python setup.py build_ext`` is invoked.
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"""
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def run(self):
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# Verify that CMake is installed.
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try:
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self.spawn(["cmake", "--version"])
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except OSError as e:
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raise RuntimeError("CMake must be installed to build the extensions") from e
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for ext in self.extensions:
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self.build_extension(ext)
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def build_extension(self, ext):
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extdir = pathlib.Path(self.get_ext_fullpath(ext.name)).parent.resolve()
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cfg = "Release"
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# Ensure the build directory exists.
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build_temp = pathlib.Path(self.build_temp) / ext.name
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build_temp.mkdir(parents=True, exist_ok=True)
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cmake_args = [
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f"-DCMAKE_LIBRARY_OUTPUT_DIRECTORY={extdir}",
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f"-DPYTHON_EXECUTABLE={sys.executable}",
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f"-DCMAKE_BUILD_TYPE={cfg}",
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]
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# 1) configure
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old_cwd = os.getcwd()
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os.chdir(str(build_temp))
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self.spawn(["cmake", str(ext.sourcedir)] + cmake_args)
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# 2) build
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self.spawn(
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["cmake", "--build", ".", "--config", cfg, "--", f"-j{os.cpu_count() or 1}"],
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)
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os.chdir(old_cwd)
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# Path to the pybind11 C++ source directory.
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pybind_src = pathlib.Path(__file__).parent
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setup(
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name="dm_imu",
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version="0.1.0",
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author="allenyuan",
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description="DM IMU driver with pybind11",
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long_description=open("README.md", encoding="utf-8").read(),
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long_description_content_type="text/markdown",
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packages=find_packages(where="."),
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package_dir={"": "."},
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ext_modules=[CMakeExtension("dm_imu.imu_py", sourcedir=str(pybind_src))],
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cmdclass={"build_ext": CMakeBuild},
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zip_safe=False,
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python_requires=">=3.8",
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classifiers=[
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"Programming Language :: Python :: 3",
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"Operating System :: OS Independent",
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],
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)
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