def apply_converter(converter_key, value, box_settings):
    """
    Get converter and apply it to @value.

    Lazy converters will return Lazy objects for later evaluation.
    """
    converter = converters[converter_key]
    try:
        converted_value = converter(value, box_settings=box_settings)
    except TypeError:
        converted_value = converter(value)
    return converted_value

    Get converter and apply it to @value.

    Lazy converters will return Lazy objects for later evaluation.
    
dynaconf/utils/parse_conf.py