def METHOD_NAME(self):
    dst = os.path.join(EOS, CONFIG_JSON)
    if os.path.exists(dst):
        return
    self._package_path()
    if self.development_path is None:
        src_exists = False
    else:
        src = os.path.join(self.development_path, CONFIG_JSON)
        src_exists = os.path.exists(src)
    if src_exists:
        os.symlink(src, dst)
    else:
        from .download import GitHubDownloader
        gd = GitHubDownloader(overwrite=True)
        gd.download_single(
            GITHUB_ORG,
            GITHUB_ERSILIA_REPO,
            CONFIG_JSON,
            os.path.join(EOS, CONFIG_JSON),
        )