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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 stringify_summary(summary):
 """ stringify summary, in order to dump json file and generate html report. """

    for index, suite_summary in enumerate(summary["details"]):

        if not suite_summary.get("name"):
            suite_summary["name"] = "testcase {}".format(index)

        for record in suite_summary.get("records"):
            meta_datas = record['meta_datas']
            __stringify_meta_datas(meta_datas)
            meta_datas_expanded = []
            __expand_meta_datas(meta_datas, meta_datas_expanded)
            record["meta_datas_expanded"] = meta_datas_expanded
            record["response_time"] = __get_total_response_time(meta_datas_expanded)