Cython编译python为so 代码加密示例

from distutils.core import Extension, setup
 
from Cython.Build import cythonize
from Cython.Compiler import Options
 
 
# __file__ 含有魔术变量的应当排除，Cython虽有个编译参数，但只能设置静态。
exclude_so = ['__init__.py', "mixins.py"]
sources = ['core', 'libs']
 
 
extensions = []
for source in sources:
  for dirpath, foldernames, filenames in os.walk(source):
    for filename in filter(lambda x: re.match(r'.*[.]py$', x), filenames):
      file_path = os.path.join(dirpath, filename)
      if filename not in exclude_so:
        extensions.append(
            Extension(file_path[:-3].replace('/', '.'), [file_path], extra_compile_args = ["-Os", "-g0"],
                 extra_link_args = ["-Wl,--strip-all"]))
 
 
Options.docstrings = False
compiler_directives = {'optimize.unpack_method_calls': False}
setup( 
    # cythonize的exclude全路径匹配，不灵活，不如在上一步排除。
    ext_modules = cythonize(extensions, exclude = None, nthreads = 20, quiet = True, build_dir = './build',
                language_level = 2 或者3 , compiler_directives = compiler_directives))