def METHOD_NAME(self):
    for ext in self.extensions:
        fullname = self.get_ext_fullname(ext.name)
        filename = os.path.basename(self.get_ext_filename(fullname))
        src = os.path.join(CMAKE_BUILD_DIR, "torch_glow", "src", filename)
        dst = os.path.join(os.path.realpath(self.build_lib), "torch_glow", filename)
        print("dst", dst)
        if not os.path.exists(os.path.dirname(dst)):
            os.makedirs(os.path.dirname(dst))
        self.copy_file(src, dst)