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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 read_kw_file():
 """ Read content of the file containing keyword informations in JSON. File is packed using BZIP. Returns: list: List of dictionaries containing keywords. """

    self_path = os.path.dirname(__file__)
    kw_list_path = join(self_path, "../templates/keyword_list.json.bz2")

    with bz2.BZ2File(kw_list_path) as f:
        kw_list = f.read()

    return json.loads(kw_list)