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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_assigned_services(self):
 """Get the current assigned services of this Worksheet """

        analyses = self.context.getAnalyses()
        routine_analyses = filter(
            lambda an: IRoutineAnalysis.providedBy(an), analyses)
        services = map(lambda an: an.getAnalysisService(), routine_analyses)
        return services