scanner.py 文件源码

def _checkout_if_not_present(repo_url, repos_root):
    """Returns the existing repository if it exists,
    otherwises puts a fresh clone in the right place
    """
    repo_name = os.path.basename(urlparse(repo_url).path)
    local_repo_path = os.path.join(repos_root, repo_name)

    if os.path.isdir(local_repo_path):
        return Repo(local_repo_path)
    else:
        printerr("Cloning new repo {repo} into {location}".format(repo=repo_name, location=local_repo_path))
        return Repo.clone_from(repo_url, local_repo_path)