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setup.py
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setup.py
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import os
import re
import subprocess
import shutil
import sys
from setuptools import Extension, setup
from setuptools.command.build_ext import build_ext
# ---------------------------------------------------------------------------------
# Modify these variables to customize the build of the polyhedral gravity interface
# All variables can be overwritten by setting equally named env variables
# ---------------------------------------------------------------------------------
# The other CMake options
CMAKE_OPTIONS = {
# The Build Type (Should be release!)
"CMAKE_BUILD_TYPE": "Release",
# Modify to change the parallelization (Default value: TBB)
"POLYHEDRAL_GRAVITY_PARALLELIZATION": "TBB",
# Default value (INFO=2)
"LOGGING_LEVEL": "INFO",
# Not required for the python interface (--> OFF)
"BUILD_POLYHEDRAL_GRAVITY_DOCS": "OFF",
# Not required for the python interface (--> OFF)
"BUILD_POLYHEDRAL_GRAVITY_TESTS": "OFF",
# Not required for the python interface (--> OFF)
"BUILD_POLYHEDRAL_GRAVITY_LIBRARY": "OFF",
# Not required for the python interface (--> OFF)
"BUILD_POLYHEDRAL_GRAVITY_EXECUTABLE": "OFF",
# Should be of course ON!
"BUILD_POLYHEDRAL_GRAVITY_PYTHON_INTERFACE": "ON",
# Build static libs by default (On conda-forge we build shared libs by setting this to ON)
"BUILD_SHARED_LIBS": "OFF"
}
# ---------------------------------------------------------------------------------
def is_ninja_installed():
"""Returns true if ninja build tool is installed. False otherwise."""
return shutil.which("ninja") is not None
def get_cmake_generator():
"""Returns the CMake generator if specified as environment variable.
If not, returns "Ninja" if ninja build is installed.
Otherwise, none is returned.
"""
os_env_generator = os.environ.get("CMAKE_GENERATOR", None)
if os_env_generator is not None:
return os_env_generator
elif is_ninja_installed():
return "Ninja"
else:
return None
# -----------------------------------------------------------------------------------------
# The following is adapted from https://github.com/pybind/cmake_example/blob/master/setup.py
# -----------------------------------------------------------------------------------------
# A CMakeExtension needs a sourcedir instead of a file list.
# The name must be the _single_ output extension from the CMake build.
# If you need multiple extensions, see scikit-build.
class CMakeExtension(Extension):
def __init__(self, name, sourcedir=""):
Extension.__init__(self, name, sources=[])
self.sourcedir = os.path.abspath(sourcedir)
class CMakeBuild(build_ext):
def build_extension(self, ext):
extdir = os.path.abspath(os.path.dirname(self.get_ext_fullpath(ext.name)))
# required for auto-detection & inclusion of auxiliary "native" libs
if not extdir.endswith(os.path.sep):
extdir += os.path.sep
# Set Python_EXECUTABLE instead if you use PYBIND11_FINDPYTHON
# EXAMPLE_VERSION_INFO shows you how to pass a value into the C++ code
# from Python.
cmake_args = [
f"-DCMAKE_LIBRARY_OUTPUT_DIRECTORY={extdir}",
f"-DPYTHON_EXECUTABLE={sys.executable}",
]
build_args = []
# Adding CMake arguments set as environment variable
# (needed e.g. to build for ARM OSx on conda-forge)
# (no specified CMAKE_ARGS not covered by CMAKE_OPTIONS)
if "CMAKE_ARGS" in os.environ:
cmake_args += [item for item in os.environ["CMAKE_ARGS"].split(" ") if item]
# Get the path/to/conda/env and include it in the cmake prefix path
prefix = os.environ.get("PREFIX", "")
if prefix:
cmake_args += [
f"-DCMAKE_PREFIX_PATH={prefix}"
]
# Use the values specified in the script if no env variable (like on conda) overwrites it
for option_name, option_default_value in CMAKE_OPTIONS.items():
final_value = os.environ.get(option_name, option_default_value)
cmake_args += [
f"-D{option_name}={final_value}"
]
# Disable availability of standard libc++ on macOS if requested
if os.environ.get("_LIBCPP_DISABLE_AVAILABILITY"):
cmake_args += [
"-D_LIBCPP_DISABLE_AVAILABILITY=ON"
]
# Sets the CMake Generator if specified (this is separate from the other variables since it is given to
# CMake vie the -G prefix
cmake_generator = get_cmake_generator()
if cmake_generator is not None:
cmake_args += [
f"-G{cmake_generator}"
]
# MSVC special cases
if self.compiler.compiler_type == "msvc":
# Single config generators are handled "normally"
single_config = any(x in cmake_generator for x in {"NMake", "Ninja"})
# Multi-config generators have a different way to specify configs
if not single_config:
cmake_args += [
f"-DCMAKE_LIBRARY_OUTPUT_DIRECTORY_{CMAKE_OPTIONS['CMAKE_BUILD_TYPE'].upper()}={extdir}"
]
build_args += ["--config", CMAKE_OPTIONS['CMAKE_BUILD_TYPE']]
# MacOS special cases
if sys.platform.startswith("darwin"):
# Cross-compile support for macOS - respect ARCHFLAGS if set
archs = re.findall(r"-arch (\S+)", os.environ.get("ARCHFLAGS", ""))
if archs:
cmake_args += ["-DCMAKE_OSX_ARCHITECTURES={}".format(";".join(archs))]
# Set CMAKE_BUILD_PARALLEL_LEVEL to control the parallel build level
# across all generators.
if "CMAKE_BUILD_PARALLEL_LEVEL" not in os.environ:
# self.parallel is a Python 3 only way to set parallel jobs by hand
# using -j in the build_ext call, not supported by pip or PyPA-build.
if hasattr(self, "parallel") and self.parallel:
# CMake 3.12+ only.
build_args += [f"-j{self.parallel}"]
build_temp = os.path.join(self.build_temp, ext.name)
if not os.path.exists(build_temp):
os.makedirs(build_temp)
# Enables log messages for thrust
cmake_args += ["--log-level=VERBOSE"]
# Call CMake and build the project
subprocess.check_call(["cmake", ext.sourcedir] + cmake_args, cwd=build_temp)
subprocess.check_call(["cmake", "--build", "."] + build_args, cwd=build_temp)
# -----------------------------------------------------------------------------------------
picture_in_readme = '''<p align="center">
<img src="paper/figures/eros_010.png" width="50%">
<br>
<em>
<a href="https://github.com/gomezzz/geodesyNets/blob/master/3dmeshes/eros_lp.pk">Mesh of (433) Eros</a> with 739 vertices and 1474 faces
</em>
</p>'''
# --------------------------------------------------------------------------------
# Modify these entries to customize the package metadata of the polyhedral gravity
# --------------------------------------------------------------------------------
setup(
name="polyhedral_gravity",
version="3.2.1",
author="Jonas Schuhmacher",
author_email="[email protected]",
description="Package to compute full gravity tensor of a given constant density polyhedron for arbitrary points "
"according to the geodetic convention",
long_description=open("README.md").read().replace(picture_in_readme, ''),
long_description_content_type="text/markdown",
ext_modules=[CMakeExtension("polyhedral_gravity")],
cmdclass={"build_ext": CMakeBuild},
license="GPLv3",
license_file="LICENSE",
zip_safe=False,
python_requires=">=3.6",
include_package_data=True,
project_urls={
"Homepage": "https://github.com/esa/polyhedral-gravity-model",
"Source": "https://github.com/esa/polyhedral-gravity-model",
"Documentation": "https://esa.github.io/polyhedral-gravity-model/",
"Issues": "https://github.com/esa/polyhedral-gravity-model/issues",
"Changelog": "https://github.com/esa/polyhedral-gravity-model/releases",
},
classifiers=[
"Development Status :: 5 - Production/Stable",
"License :: OSI Approved :: GNU General Public License v3 (GPLv3)",
"Programming Language :: C++",
"Programming Language :: Python",
"Operating System :: Microsoft :: Windows",
"Operating System :: MacOS",
"Operating System :: POSIX :: Linux",
"Intended Audience :: Science/Research",
"Topic :: Scientific/Engineering :: Physics",
],
)
# --------------------------------------------------------------------------------