mirror of
https://github.com/browsermt/bergamot-translator.git
synced 2024-09-11 05:35:33 +03:00
211 lines
7.5 KiB
Python
211 lines
7.5 KiB
Python
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import io
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import os
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import re
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import subprocess
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import sys
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from setuptools import Command, Extension, find_packages, setup
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from setuptools.command.build_ext import build_ext
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from setuptools.command.build_py import build_py as _build_py
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# Convert distutils Windows platform specifiers to CMake -A arguments
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PLAT_TO_CMAKE = {
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"win32": "Win32",
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"win-amd64": "x64",
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"win-arm32": "ARM",
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"win-arm64": "ARM64",
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}
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# A CMakeExtension needs a sourcedir instead of a file list.
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# The name must be the _single_ output extension from the CMake build.
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# If you need multiple extensions, see scikit-build.
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class CMakeExtension(Extension):
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def __init__(self, name, sourcedir=""):
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Extension.__init__(self, name, sources=[])
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self.sourcedir = os.path.abspath(sourcedir)
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class CMakeBuild(build_ext):
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def build_extension(self, ext):
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extdir = os.path.abspath(os.path.dirname(self.get_ext_fullpath(ext.name)))
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# required for auto-detection & inclusion of auxiliary "native" libs
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if not extdir.endswith(os.path.sep):
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extdir += os.path.sep
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debug = int(os.environ.get("DEBUG", 0)) if self.debug is None else self.debug
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cfg = "Debug" if debug else "Release"
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# CMake lets you override the generator - we need to check this.
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# Can be set with Conda-Build, for example.
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cmake_generator = os.environ.get("CMAKE_GENERATOR", "")
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build_arch = os.environ.get("BUILD_ARCH", "native")
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# Set Python_EXECUTABLE instead if you use PYBIND11_FINDPYTHON
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# EXAMPLE_VERSION_INFO shows you how to pass a value into the C++ code
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# from Python.
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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}", # not used on MSVC, but no harm
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f"-DCMAKE_CXX_COMPILER_LAUNCHER=ccache",
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f"-DCMAKE_C_COMPILER_LAUNCHER=ccache",
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f"-DCOMPILE_PYTHON=ON",
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f"-DSSPLIT_USE_INTERNAL_PCRE2=ON",
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f"-DBUILD_ARCH={build_arch}",
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]
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build_args = ["-t", "_bergamot"]
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# Adding CMake arguments set as environment variable
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# (needed e.g. to build for ARM OSx on conda-forge)
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if "CMAKE_ARGS" in os.environ:
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cmake_args += [item for item in os.environ["CMAKE_ARGS"].split(" ") if item]
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# In this example, we pass in the version to C++. You might not need to.
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cmake_args += [f"-DEXAMPLE_VERSION_INFO={self.distribution.get_version()}"]
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if self.compiler.compiler_type != "msvc":
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# Using Ninja-build since it a) is available as a wheel and b)
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# multithreads automatically. MSVC would require all variables be
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# exported for Ninja to pick it up, which is a little tricky to do.
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# Users can override the generator with CMAKE_GENERATOR in CMake
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# 3.15+.
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if not cmake_generator:
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try:
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import ninja # noqa: F401
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cmake_args += ["-GNinja"]
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except ImportError:
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pass
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else:
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# Single config generators are handled "normally"
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single_config = any(x in cmake_generator for x in {"NMake", "Ninja"})
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# CMake allows an arch-in-generator style for backward compatibility
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contains_arch = any(x in cmake_generator for x in {"ARM", "Win64"})
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# Specify the arch if using MSVC generator, but only if it doesn't
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# contain a backward-compatibility arch spec already in the
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# generator name.
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if not single_config and not contains_arch:
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cmake_args += ["-A", PLAT_TO_CMAKE[self.plat_name]]
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# Multi-config generators have a different way to specify configs
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if not single_config:
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cmake_args += [
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f"-DCMAKE_LIBRARY_OUTPUT_DIRECTORY_{cfg.upper()}={extdir}"
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]
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build_args += ["--config", cfg]
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if sys.platform.startswith("darwin"):
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# Cross-compile support for macOS - respect ARCHFLAGS if set
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archs = re.findall(r"-arch (\S+)", os.environ.get("ARCHFLAGS", ""))
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if archs:
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cmake_args += ["-DCMAKE_OSX_ARCHITECTURES={}".format(";".join(archs))]
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# Set CMAKE_BUILD_PARALLEL_LEVEL to control the parallel build level
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# across all generators.
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if "CMAKE_BUILD_PARALLEL_LEVEL" not in os.environ:
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# self.parallel is a Python 3 only way to set parallel jobs by hand
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# using -j in the build_ext call, not supported by pip or PyPA-build.
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if hasattr(self, "parallel") and self.parallel:
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# CMake 3.12+ only.
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build_args += [f"-j{self.parallel}"]
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if not os.path.exists(self.build_temp):
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os.makedirs(self.build_temp)
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print("cmake", ext.sourcedir, " ".join(cmake_args))
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subprocess.check_call(
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["cmake", ext.sourcedir] + cmake_args, cwd=self.build_temp
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)
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subprocess.check_call(
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["cmake", "--build", "."] + build_args, cwd=self.build_temp
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)
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here = os.path.abspath(os.path.dirname(__file__))
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# Import the README and use it as the long-description.
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# Note: this will only work if 'README.md' is present in your MANIFEST.in file!
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with io.open(os.path.join(here, "README.md"), encoding="utf-8") as f:
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long_description = "\n" + f.read()
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version = None
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with open(os.path.join(here, "BERGAMOT_VERSION")) as f:
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version = f.read().strip()
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suffix = os.environ.get("PYTHON_LOCAL_VERSION_IDENTIFIER", None)
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if suffix is not None:
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version = "{}+{}".format(version, suffix)
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class UploadCommand(Command):
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"""Support setup.py upload."""
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description = "Build and publish the package."
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user_options = []
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@staticmethod
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def status(s):
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"""Prints things in bold."""
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print("\033[1m{0}\033[0m".format(s))
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def initialize_options(self):
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pass
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def finalize_options(self):
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pass
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def run(self):
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try:
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self.status("Removing previous builds…")
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rmtree(os.path.join(here, "dist"))
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except OSError:
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pass
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self.status("Building Source and Wheel (universal) distribution…")
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os.system("{0} setup.py sdist bdist_wheel --universal".format(sys.executable))
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self.status("Pushing git tags…")
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os.system("git push --tags")
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self.status("Uploading the package to PyPI via Twine…")
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os.system("twine upload dist/*")
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sys.exit()
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class build_py(_build_py):
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def run(self):
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self.run_command("build_ext")
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return super().run()
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# The information here can also be placed in setup.cfg - better separation of
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# logic and declaration, and simpler if you include description/version in a file.
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setup(
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name="bergamot",
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version=version,
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author="Jerin Philip",
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author_email="jerinphilip@live.in",
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url="https://github.com/browsermt/bergamot-translator/",
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description="Bergamot translator python binding.",
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long_description="",
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ext_modules=[CMakeExtension("bergamot/_bergamot")],
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cmdclass={"build_py": build_py, "build_ext": CMakeBuild},
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zip_safe=False,
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extras_require={"test": ["pytest>=6.0"]},
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license_files=("LICENSE",),
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python_requires=">=3.6",
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packages=["bergamot"],
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package_dir={"bergamot": "bindings/python"},
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install_requires=["requests", "pyyaml", "appdirs"],
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entry_points={
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"console_scripts": [
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"bergamot = bergamot.__main__:main",
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],
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},
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)
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