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setup.py
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setup.py
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#!/usr/bin/env python
import glob
import os
import numpy as np
import torch
from setuptools import setup, Extension, find_packages
from torch.utils.cpp_extension import CUDA_HOME
from torch.utils.cpp_extension import CppExtension
from torch.utils.cpp_extension import CUDAExtension
from Cython.Build import cythonize
import platform
requirements = ["torch", "torchvision"]
def make_cython_ext(name, module, sources):
extra_compile_args = None
if platform.system() != 'Windows':
extra_compile_args = {
'cxx': ['-Wno-unused-function', '-Wno-write-strings']
}
extension = Extension(
'{}.{}'.format(module, name),
[os.path.join(*module.split('.'), p) for p in sources],
include_dirs=[np.get_include()],
language='c++',
extra_compile_args=extra_compile_args)
extension, = cythonize(extension)
return extension
def make_cuda_ext(name, module, sources):
return CUDAExtension(
name='{}.{}'.format(module, name),
sources=[os.path.join(*module.split('.'), p) for p in sources],
extra_compile_args={
'cxx': [],
'nvcc': [
'-D__CUDA_NO_HALF_OPERATORS__',
'-D__CUDA_NO_HALF_CONVERSIONS__',
'-D__CUDA_NO_HALF2_OPERATORS__',
]
})
def get_extensions():
this_dir = os.path.dirname(os.path.abspath(__file__))
extensions_dir = os.path.join(this_dir, "slowfast", "csrc")
main_file = glob.glob(os.path.join(extensions_dir, "*.cpp"))
source_cpu = glob.glob(os.path.join(extensions_dir, "cpu", "*.cpp"))
source_cuda = glob.glob(os.path.join(extensions_dir, "cuda", "*.cu"))
sources = main_file + source_cpu
extension = CppExtension
extra_compile_args = {"cxx": []}
define_macros = []
if (torch.cuda.is_available() and CUDA_HOME is not None) or os.getenv("FORCE_CUDA", "0") == "1":
extension = CUDAExtension
sources += source_cuda
define_macros += [("WITH_CUDA", None)]
extra_compile_args["nvcc"] = [
"-DCUDA_HAS_FP16=1",
"-D__CUDA_NO_HALF_OPERATORS__",
"-D__CUDA_NO_HALF_CONVERSIONS__",
"-D__CUDA_NO_HALF2_OPERATORS__",
"--expt-relaxed-constexpr",
]
sources = [os.path.join(extensions_dir, s) for s in sources]
include_dirs = [extensions_dir]
ext_modules = [
extension(
"slowfast._C",
sources,
include_dirs=include_dirs,
define_macros=define_macros,
extra_compile_args=extra_compile_args,
),
]
return ext_modules
setup(
name="slowfast",
ext_modules=get_extensions(),
packages=find_packages(".", exclude=[
"configs", "scripts", "logs", "tools", "data",
]),
cmdclass={"build_ext": torch.utils.cpp_extension.BuildExtension},
)