auth.py 文件源码

def load_user(user_id):
    """
    Current user loading logic. If the user exists return it, otherwise None.

    Args:
        user_id (int): Peewee user id

    Returns:
        models.User: The requested user
    """
    try:
        return User.get(User.id == user_id)
    except User.DoesNotExist:
        return None