python打包成so文件过程解析

wget https://bootstrap.pypa.io/get-pip.py
python get-pip.py
pip install cython

from distutils.core import setup
from distutils.extension import Extension
from Cython.Build import cythonize

extensions = [Extension("ln_facedetector",
            ["ln_facedetector.py"],
            include_dirs=["/usr/local/lib"],
            libraries=["/usr/local/lib/python3.6/site-packages/cv2/cv2.cpython-36m-x86_64-linux-gnu.so",
                  "/usr/local/lib/python3.6/site-packages/dlib.cpython-36m-x86_64-linux-gnu.so"],
            library_dirs=["/usr/local/lib/python3.6/site-packages/cv2","/usr/local/lib/python3.6/site-packages"])]

setup(ext_modules=cythonize(extensions))

python setup.py build_ext

import sys
sys.path.append('/vloum/faceSO/ln_facedetector') #加载so文件（入参为so文件路径）
from ln_facedetector import faceutil #import so文件中的相关类
arr = faceutil.detection("/vloum/faceSO/a.jpg")
print(arr)