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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def get_broker_id(data_path):
 """This function will look into the data folder to get the automatically created broker_id. :param string data_path: the path to the kafka data folder :returns int: the real broker_id """


    # Path to the meta.properties file. This is used to read the automatic broker id
    # if the given broker id is -1
    META_FILE_PATH = "{data_path}/meta.properties"

    if not data_path:
        raise ValueError("You need to specify the data_path if broker_id == -1")
    meta_properties_path = META_FILE_PATH.format(data_path=data_path)
    return _read_generated_broker_id(meta_properties_path)