def eval_dict_leaf(d, orig_dict=None):
    """eval values of dict leaf.

    Args:
        d (dict): The dict to eval.

    Returns: dict.

    """
    if orig_dict is None:
        orig_dict = d
    for k, v in d.items():
        if not isinstance(v, dict):
            d[k] = eval_string(v, orig_dict)
        else:
            eval_dict_leaf(v, orig_dict)
    return d
eval values of dict leaf.

    Args:
        d (dict): The dict to eval.

    Returns: dict.

    
video_chat2/utils/config.py