text: #!/usr/bin/env python
  # Copyright (c) Facebook, Inc. and its affiliates.
  
  import glob
  import os
  import shutil
  from os import path
  from setuptools import find_packages, setup
  from typing import List
  import torch
  from torch.utils.cpp_extension import CUDA_HOME, CppExtension, CUDAExtension
  
  torch_ver = [int(x) for x in torch.__version__.split(".")[:2]]
  assert torch_ver >= [1, 7], "Requires PyTorch >= 1.7"
  
  
  def get_version():
      init_py_path = path.join(path.abspath(path.dirname(__file__)), "detectron2", "__init__.py")
      init_py = open(init_py_path, "r").readlines()
      version_line = [l.strip() for l in init_py if l.startswith("__version__")][0]
      version = version_line.split("=")[-1].strip().strip("'\"")
  
      # The following is used to build release packages.
      # Users should never use it.
      suffix = os.getenv("D2_VERSION_SUFFIX", "")
      version = version + suffix
      if os.getenv("BUILD_NIGHTLY", "0") == "1":
          from datetime import datetime
  
          date_str = datetime.today().strftime("%y%m%d")
          version = version + ".dev" + date_str
  
          new_init_py = [l for l in init_py if not l.startswith("__version__")]
          new_init_py.append('__version__ = "{}"\n'.format(version))
          with open(init_py_path, "w") as f:
              f.write("".join(new_init_py))
      return version
  
  
  def get_extensions():
      this_dir = path.dirname(path.abspath(__file__))
      extensions_dir = path.join(this_dir, "detectron2", "layers", "csrc")
  
      main_source = path.join(extensions_dir, "vision.cpp")
      sources = glob.glob(path.join(extensions_dir, "**", "*.cpp"))
  
      from torch.utils.cpp_extension import ROCM_HOME
  
      is_rocm_pytorch = (
          True if ((torch.version.hip is not None) and (ROCM_HOME is not None)) else False
      )
      if is_rocm_pytorch:
          assert torch_ver >= [1, 8], "ROCM support requires PyTorch >= 1.8!"
  
      # common code between cuda and rocm platforms, for hipify version [1,0,0] and later.
      source_cuda = glob.glob(path.join(extensions_dir, "**", "*.cu")) + glob.glob(
          path.join(extensions_dir, "*.cu")
      )
      sources = [main_source] + sources
  
      extension = CppExtension
  
      extra_compile_args = {"cxx": []}
      define_macros = []
  
      if (torch.cuda.is_available() and ((CUDA_HOME is not None) or is_rocm_pytorch)) or os.getenv(
          "FORCE_CUDA", "0"
      ) == "1":
          extension = CUDAExtension
          sources += source_cuda
  
          if not is_rocm_pytorch:
              define_macros += [("WITH_CUDA", None)]
              extra_compile_args["nvcc"] = [
                  "-O3",
                  "-DCUDA_HAS_FP16=1",
                  "-D__CUDA_NO_HALF_OPERATORS__",
                  "-D__CUDA_NO_HALF_CONVERSIONS__",
                  "-D__CUDA_NO_HALF2_OPERATORS__",
              ]
          else:
              define_macros += [("WITH_HIP", None)]
              extra_compile_args["nvcc"] = []
  
          if torch_ver < [1, 7]:
              # supported by https://github.com/pytorch/pytorch/pull/43931
              CC = os.environ.get("CC", None)
              if CC is not None:
                  extra_compile_args["nvcc"].append("-ccbin={}".format(CC))
  
      include_dirs = [extensions_dir]
  
      ext_modules = [
          extension(
              "detectron2._C",
              sources,
              include_dirs=include_dirs,
              define_macros=define_macros,
              extra_compile_args=extra_compile_args,
          )
      ]
  
      return ext_modules
  
  
  def get_model_zoo_configs() -> List[str]:
      """
      Return a list of configs to include in package for model zoo. Copy over these configs inside
      detectron2/model_zoo.
      """
  
      # Use absolute paths while symlinking.
      source_configs_dir = path.join(path.dirname(path.realpath(__file__)), "configs")
      destination = path.join(
          path.dirname(path.realpath(__file__)), "detectron2", "model_zoo", "configs"
      )
      # Symlink the config directory inside package to have a cleaner pip install.
  
      # Remove stale symlink/directory from a previous build.
      if path.exists(source_configs_dir):
          if path.islink(destination):
              os.unlink(destination)
          elif path.isdir(destination):
              shutil.rmtree(destination)
  
      if not path.exists(destination):
          try:
              os.symlink(source_configs_dir, destination)
          except OSError:
              # Fall back to copying if symlink fails: ex. on Windows.
              shutil.copytree(source_configs_dir, destination)
  
      config_paths = glob.glob("configs/**/*.yaml", recursive=True) + glob.glob(
          "configs/**/*.py", recursive=True
      )
      return config_paths
  
  
  # For projects that are relative small and provide features that are very close
  # to detectron2's core functionalities, we install them under detectron2.projects
  PROJECTS = {
      "detectron2.projects.point_rend": "projects/PointRend/point_rend",
      "detectron2.projects.deeplab": "projects/DeepLab/deeplab",
      "detectron2.projects.panoptic_deeplab": "projects/Panoptic-DeepLab/panoptic_deeplab",
  }
  
  setup(
      name="detectronjeje",
      version=get_version(),
      author="FAIR",
      url="https://github.com/facebookresearch/detectron2",
      description="Detectron2 is FAIR's next-generation research "
      "platform for object detection and segmentation.",
      packages=find_packages(exclude=("configs", "tests*")) + list(PROJECTS.keys()),
      package_dir=PROJECTS,
      package_data={"detectron2.model_zoo": get_model_zoo_configs()},
      python_requires=">=3.6",
      install_requires=[
          # These dependencies are not pure-python.
          # In general, avoid adding more dependencies like them because they are not
          # guaranteed to be installable by `pip install` on all platforms.
          # To tell if a package is pure-python, go to https://pypi.org/project/{name}/#files
          "Pillow>=7.1",  # or use pillow-simd for better performance
          "matplotlib",  # TODO move it to optional after we add opencv visualization
          "pycocotools>=2.0.2",  # corresponds to https://github.com/ppwwyyxx/cocoapi
          # Do not add opencv here. Just like pytorch, user should install
          # opencv themselves, preferrably by OS's package manager, or by
          # choosing the proper pypi package name at https://github.com/skvark/opencv-python
          # The following are pure-python dependencies that should be easily installable
          "termcolor>=1.1",
          "yacs>=0.1.6",
          "tabulate",
          "cloudpickle",
          "tqdm>4.29.0",
          "tensorboard",
          # Lock version of fvcore/iopath because they may have breaking changes
          # NOTE: when updating fvcore/iopath version, make sure fvcore depends
          # on compatible version of iopath.
          "fvcore>=0.1.5,<0.1.6",  # required like this to make it pip installable
          "iopath>=0.1.7,<0.1.10",
          "future",  # used by caffe2
          "pydot",  # used to save caffe2 SVGs
          "dataclasses; python_version<'3.7'",
          "omegaconf>=2.1",
          "hydra-core>=1.1",
          "black==21.4b2",
          # If a new dependency is required at import time (in addition to runtime), it
          # probably needs to exist in docs/requirements.txt, or as a mock in docs/conf.py
      ],
      extras_require={
          # optional dependencies, required by some features
          "all": [
              "shapely",
              "pygments>=2.2",
              "psutil",
              "panopticapi @ https://github.com/cocodataset/panopticapi/archive/master.zip",
          ],
          # dev dependencies. Install them by `pip install 'detectron2[dev]'`
          "dev": [
              "flake8==3.8.1",
              "isort==4.3.21",
              "flake8-bugbear",
              "flake8-comprehensions",
          ],
      },
      ext_modules=get_extensions(),
      cmdclass={"build_ext": torch.utils.cpp_extension.BuildExtension},
  )
  