aea750051f7660cf61dbd2360a25ea0bd13efa3b,setup.py,,,#,34

Before Change

    extra_compile_args = ["-stdlib=libc++"]
    extra_link_args = ["-stdlib=libc++"]
else:
    extra_compile_args = []
    extra_link_args = []

EXT_MODULES = [
    Extension(
        name="mmcv._ext",
        sources=[
            "./mmcv/video/optflow_warp/flow_warp.cpp",
            "./mmcv/video/optflow_warp/flow_warp_module.pyx"
        ],
        include_dirs=[numpy.get_include()],
        language="c++",
        extra_compile_args=extra_compile_args,
        extra_link_args=extra_link_args,
    ),
]

setup(
    name="mmcv",
    version=get_version(),
    description="Open MMLab Computer Vision Foundation",
    long_description=readme(),
    keywords="computer vision",
    packages=find_packages(),
    classifiers=[
        "Development Status :: 4 - Beta",
        "License :: OSI Approved :: Apache Software License",
        "Operating System :: OS Independent",
        "Programming Language :: Python :: 2",
        "Programming Language :: Python :: 2.7",
        "Programming Language :: Python :: 3",
        "Programming Language :: Python :: 3.4",
        "Programming Language :: Python :: 3.5",
        "Programming Language :: Python :: 3.6",
        "Programming Language :: Python :: 3.7",
        "Topic :: Utilities",
    ],
    url="https://github.com/open-mmlab/mmcv",
    author="Kai Chen",
    author_email="chenkaidev@gmail.com",
    setup_requires=["pytest-runner"],
    tests_require=["pytest"],
    install_requires=install_requires,
    ext_modules=EXT_MODULES,
    cmdclass={"build_ext": build_ext},
    zip_safe=False)

After Change

// If first not installed install second package
CHOOSE_INSTALL_REQUIRES = [("opencv-python-headless>=3", "opencv-python>=3")]

for main, secondary in CHOOSE_INSTALL_REQUIRES:
    install_requires.append(choose_requirement(main, secondary))

if sys.version_info < (3, 3):
    install_requires.append("backports.shutil_get_terminal_size")
if sys.version_info < (3, 4):
    install_requires.extend(["enum34", "pathlib"])

Instances