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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_favourite_account_aggregates(self) -> List[AccountAggregate]: """ Returns the list of aggregates for favourite accounts """

        accounts = self.get_favourite_accounts()
        aggregates = []
        for account in accounts:
            aggregate = self.get_account_aggregate(account)
            aggregates.append(aggregate)

        return aggregates