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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_stats_summary(start=None, end=None, **kwargs):
 """ Stats Historical Summary Reference: https://iexcloud.io/docs/api/#stats-historical-summary Data Weighting: ``Free`` Parameters start: datetime.datetime, default None, optional Start of data retrieval period end: datetime.datetime, default None, optional End of data retrieval period kwargs: Additional Request Parameters (see base class) """

    return MonthlySummaryReader(start=start, end=end, **kwargs).fetch()