def load_includes(self, env, silent, key):
        """Do we have any nested includes we need to process?"""
        includes = ensure_a_list(self.get("DYNACONF_INCLUDE"))
        includes.extend(ensure_a_list(self.get("INCLUDES_FOR_DYNACONF")))
        if includes:
            self.load_file(path=includes, env=env, silent=silent, key=key)
            # ensure env vars are the last thing loaded after all includes
            last_loader = self.loaders and self.loaders[-1]
            if last_loader and last_loader == env_loader:
                last_loader.load(self, env, silent, key)
Do we have any nested includes we need to process?
dynaconf/base.py