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setup.py
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setup.py
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from __future__ import absolute_import, division, print_function, unicode_literals
import argparse
import glob
import multiprocessing
import os
import shlex
import subprocess
import sys
from collections import namedtuple
from contextlib import contextmanager
from distutils import log, sysconfig
from distutils.spawn import find_executable
from textwrap import dedent
import setuptools
import setuptools.command.build_ext
import setuptools.command.build_py
import setuptools.command.develop
try:
import torch
except ImportError as e:
print("Unable to import torch. Error:")
print("\t", e)
print("You need to install pytorch first.")
sys.exit(1)
print("torch version:", torch.__version__)
print("torch location:", os.path.dirname(os.path.realpath(torch.__file__)))
# Current setup.py file directory, i.e. glow/torch_glow.
FILE_DIR = os.path.realpath(os.path.dirname(__file__))
# Find the top directory with root Makefile, i.e. glow
TOP_DIR = os.path.realpath(os.path.dirname(FILE_DIR))
os.environ["TOP_DIR"] = TOP_DIR
# Make build directory a subdirectory of FILE_DIR, i.e.
# glow/build.
CMAKE_BUILD_DIR = os.path.join(TOP_DIR, "build")
CMAKE = find_executable("cmake") or find_executable("cmake3")
if not CMAKE:
print('Could not find "cmake". Make sure it is in your PATH.')
sys.exit(1)
install_requires = []
setup_requires = []
tests_require = []
extras_require = {}
# ################################################################################
# # Flags
# ################################################################################
# store first argument
assert len(sys.argv) > 0
first_arg = sys.argv[0]
# parse known arguments
parser = argparse.ArgumentParser()
parser.add_argument("--run_cmake", action="store_true", default=False, help="Run cmake")
parser.add_argument(
"--release", action="store_true", default=False, help="Compile with release on"
)
parser.add_argument(
"--cmake_prefix_path", type=str, help="Populates -DCMAKE_PREFIX_PATH"
)
# restore first and remaining arguments to argv
arg_parse_res = parser.parse_known_args()
args = arg_parse_res[0]
sys.argv = [first_arg] + arg_parse_res[1]
# ################################################################################
# # Utilities
# ################################################################################
@contextmanager
def cd(path):
if not os.path.isabs(path):
raise RuntimeError("Can only cd to absolute path, got: {}".format(path))
orig_path = os.getcwd()
os.chdir(path)
try:
yield
finally:
os.chdir(orig_path)
# ################################################################################
# # Customized commands
# ################################################################################
class cmake_build(setuptools.Command):
"""
Compiles everything when `python setup.py develop` is run using cmake.
Custom args can be passed to cmake by specifying the `CMAKE_ARGS`
environment variable.
"""
def initialize_options(self):
pass
def finalize_options(self):
pass
def _run_cmake(self):
with cd(CMAKE_BUILD_DIR):
cmake_args = [
CMAKE,
"-DC10_USE_GLOG=1",
"-DCMAKE_BUILD_RTTI=ON",
"-DGLOW_BUILD_PYTORCH_INTEGRATION=ON",
"-DGLOW_BUILD_EXAMPLES=OFF",
"-DGLOW_BUILD_TESTS=OFF",
"-DBUILD_SHARED_LIBS=OFF",
"-DCMAKE_EXPORT_COMPILE_COMMANDS=ON",
"-DCMAKE_BUILD_TYPE={}".format("Release" if args.release else "Debug"),
"-DPYTHON_EXECUTABLE={}".format(sys.executable),
# PyTorch cmake args
"-DPYTORCH_DIR={}".format(
os.path.dirname(os.path.realpath(torch.__file__))
),
"-DTORCH_GLOW={}".format(FILE_DIR),
]
if args.cmake_prefix_path:
cmake_args.append(
"-DCMAKE_PREFIX_PATH={}".format(args.cmake_prefix_path)
)
if "CMAKE_ARGS" in os.environ:
extra_cmake_args = shlex.split(os.environ["CMAKE_ARGS"])
log.info("Extra cmake args: {}".format(extra_cmake_args))
cmake_args.extend(extra_cmake_args)
cmake_args.append(TOP_DIR)
subprocess.check_call(cmake_args)
def _run_build(self):
with cd(CMAKE_BUILD_DIR):
build_args = [
CMAKE,
"--build",
os.curdir,
"--",
"-j",
str(multiprocessing.cpu_count()),
]
subprocess.check_call(build_args)
def run(self):
is_initial_build = not os.path.exists(CMAKE_BUILD_DIR)
if is_initial_build:
os.makedirs(CMAKE_BUILD_DIR)
if is_initial_build or args.run_cmake:
self._run_cmake()
self._run_build()
class develop(setuptools.command.develop.develop):
def run(self):
self.run_command("build_ext")
setuptools.command.develop.develop.run(self)
class build_ext(setuptools.command.build_ext.build_ext):
def run(self):
self.run_command("cmake_build")
setuptools.command.build_ext.build_ext.run(self)
def build_extensions(self):
for ext in self.extensions:
fullname = self.get_ext_fullname(ext.name)
filename = os.path.basename(self.get_ext_filename(fullname))
src = os.path.join(CMAKE_BUILD_DIR, "torch_glow", "src", filename)
dst = os.path.join(os.path.realpath(self.build_lib), "torch_glow", filename)
print("dst", dst)
if not os.path.exists(os.path.dirname(dst)):
os.makedirs(os.path.dirname(dst))
self.copy_file(src, dst)
cmdclass = {"cmake_build": cmake_build, "develop": develop, "build_ext": build_ext}
# ################################################################################
# # Extensions
# ################################################################################
ext_modules = [setuptools.Extension(name=str("torch_glow._torch_glow"), sources=[])]
# ################################################################################
# # Packages
# ################################################################################
# # no need to do fancy stuff so far
packages = setuptools.find_packages()
# ################################################################################
# # Test
# ################################################################################
setup_requires.append("pytest-runner")
tests_require.append("pytest")
# ################################################################################
# # Final
# ################################################################################
setuptools.setup(
name="torch_glow",
description="PyTorch + Glow",
ext_modules=ext_modules,
cmdclass=cmdclass,
packages=packages,
include_package_data=True,
install_requires=install_requires,
setup_requires=setup_requires,
tests_require=tests_require,
extras_require=extras_require,
author="jackm321",
author_email="jackmontgomery@fb.com",
url="https://github.com/pytorch/glow",
)