Nie możesz wybrać więcej, niż 25 tematów Tematy muszą się zaczynać od litery lub cyfry, mogą zawierać myślniki ('-') i mogą mieć do 35 znaków.
 
 

166 wiersze
5.5 KiB

import contextlib
import os
import platform
import shutil
import sysconfig
from pathlib import Path
from typing import List
import setuptools
from setuptools.command import build_ext
PYTHON_INCLUDE_PATH_PLACEHOLDER = "<PYTHON_INCLUDE_PATH>"
IS_WINDOWS = platform.system() == "Windows"
IS_MAC = platform.system() == "Darwin"
def _get_long_description(fp: str) -> str:
with open(fp, "r", encoding="utf-8") as f:
return f.read()
def _get_version(fp: str) -> str:
"""Parse a version string from a file."""
with open(fp, "r") as f:
for line in f:
if "__version__" in line:
delim = '"'
return line.split(delim)[1]
raise RuntimeError(f"could not find a version string in file {fp!r}.")
def _parse_requirements(fp: str) -> List[str]:
with open(fp) as requirements:
return [
line.rstrip()
for line in requirements
if not (line.isspace() or line.startswith("#"))
]
@contextlib.contextmanager
def temp_fill_include_path(fp: str):
"""Temporarily set the Python include path in a file."""
with open(fp, "r+") as f:
try:
content = f.read()
replaced = content.replace(
PYTHON_INCLUDE_PATH_PLACEHOLDER,
Path(sysconfig.get_paths()['include']).as_posix(),
)
f.seek(0)
f.write(replaced)
f.truncate()
yield
finally:
# revert to the original content after exit
f.seek(0)
f.write(content)
f.truncate()
class BazelExtension(setuptools.Extension):
"""A C/C++ extension that is defined as a Bazel BUILD target."""
def __init__(self, name: str, bazel_target: str):
super().__init__(name=name, sources=[])
self.bazel_target = bazel_target
stripped_target = bazel_target.split("//")[-1]
self.relpath, self.target_name = stripped_target.split(":")
class BuildBazelExtension(build_ext.build_ext):
"""A command that runs Bazel to build a C/C++ extension."""
def run(self):
for ext in self.extensions:
self.bazel_build(ext)
build_ext.build_ext.run(self)
def bazel_build(self, ext: BazelExtension):
"""Runs the bazel build to create the package."""
with temp_fill_include_path("WORKSPACE"):
temp_path = Path(self.build_temp)
bazel_argv = [
"bazel",
"build",
ext.bazel_target,
f"--symlink_prefix={temp_path / 'bazel-'}",
f"--compilation_mode={'dbg' if self.debug else 'opt'}",
# C++17 is required by nanobind
f"--cxxopt={'/std:c++17' if IS_WINDOWS else '-std=c++17'}",
]
if IS_WINDOWS:
# Link with python*.lib.
for library_dir in self.library_dirs:
bazel_argv.append("--linkopt=/LIBPATH:" + library_dir)
elif IS_MAC:
if platform.machine() == "x86_64":
# C++17 needs macOS 10.14 at minimum
bazel_argv.append("--macos_minimum_os=10.14")
# cross-compilation for Mac ARM64 on GitHub Mac x86 runners.
# ARCHFLAGS is set by cibuildwheel before macOS wheel builds.
archflags = os.getenv("ARCHFLAGS", "")
if "arm64" in archflags:
bazel_argv.append("--cpu=darwin_arm64")
bazel_argv.append("--macos_cpus=arm64")
elif platform.machine() == "arm64":
bazel_argv.append("--macos_minimum_os=11.0")
self.spawn(bazel_argv)
shared_lib_suffix = '.dll' if IS_WINDOWS else '.so'
ext_name = ext.target_name + shared_lib_suffix
ext_bazel_bin_path = temp_path / 'bazel-bin' / ext.relpath / ext_name
ext_dest_path = Path(self.get_ext_fullpath(ext.name))
shutil.copyfile(ext_bazel_bin_path, ext_dest_path)
# explicitly call `bazel shutdown` for graceful exit
self.spawn(["bazel", "shutdown"])
setuptools.setup(
name="google_benchmark",
version=_get_version("bindings/python/google_benchmark/__init__.py"),
url="https://github.com/google/benchmark",
description="A library to benchmark code snippets.",
long_description=_get_long_description("README.md"),
long_description_content_type="text/markdown",
author="Google",
author_email="benchmark-py@google.com",
# Contained modules and scripts.
package_dir={"": "bindings/python"},
packages=setuptools.find_packages("bindings/python"),
install_requires=_parse_requirements("bindings/python/requirements.txt"),
cmdclass=dict(build_ext=BuildBazelExtension),
ext_modules=[
BazelExtension(
"google_benchmark._benchmark",
"//bindings/python/google_benchmark:_benchmark",
)
],
zip_safe=False,
# PyPI package information.
classifiers=[
"Development Status :: 4 - Beta",
"Intended Audience :: Developers",
"Intended Audience :: Science/Research",
"License :: OSI Approved :: Apache Software License",
"Programming Language :: Python :: 3.8",
"Programming Language :: Python :: 3.9",
"Programming Language :: Python :: 3.10",
"Programming Language :: Python :: 3.11",
"Topic :: Software Development :: Testing",
"Topic :: System :: Benchmark",
],
license="Apache 2.0",
keywords="benchmark",
)