__init__.py 文件源码

def compile_extension(name, header, sources=[], verbose=True, with_cuda=False,
        **kwargs):
    name, target_dir = _create_module_dir(name)
    cffi_wrapper_name = '_' + name

    wrapper_source, include_dirs = _setup_wrapper(with_cuda)
    include_dirs.extend(kwargs.pop('include_dirs', []))
    with open(header, 'r') as f:
        header_source = f.read()

    ffi = cffi.FFI()
    sources = [os.path.abspath(src) for src in sources]
    ffi.set_source(cffi_wrapper_name, wrapper_source + header_source,
            sources=sources,
            include_dirs=include_dirs, **kwargs)
    ffi.cdef(_typedefs + header_source);
    _build_extension(ffi, cffi_wrapper_name, target_dir, verbose)
    _make_python_wrapper(name, cffi_wrapper_name, target_dir)