model/segment_anything_2/setup.py

# Copyright (c) Meta Platforms, Inc. and affiliates.
# All rights reserved.

# This source code is licensed under the license found in the
# LICENSE file in the root directory of this source tree.

from setuptools import find_packages, setup
from torch.utils.cpp_extension import BuildExtension, CUDAExtension

def get_extensions():
    srcs = ["sam2/csrc/connected_components.cu"]
    compile_args = {
        "cxx": [],
        "nvcc": [
            "-DCUDA_HAS_FP16=1",
            "-D__CUDA_NO_HALF_OPERATORS__",
            "-D__CUDA_NO_HALF_CONVERSIONS__",
            "-D__CUDA_NO_HALF2_OPERATORS__",
        ],
    }
    ext_modules = [CUDAExtension("sam2._C", srcs, extra_compile_args=compile_args)]
    return ext_modules


# Setup configuration
setup(
    ext_modules=get_extensions(),
    cmdclass={"build_ext": BuildExtension.with_options(no_python_abi_suffix=True)},
)