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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 getAnalyses(self, contentFilter=None, **kwargs):
 """ return list of all analyses against this sample """

        # contentFilter and kwargs are combined.  They both exist for
        # compatibility between the two signatures; kwargs has been added
        # to be compatible with how getAnalyses() is used everywhere else.
        cf = contentFilter if contentFilter else {}
        cf.update(kwargs)
        analyses = []
        for ar in self.getAnalysisRequests():
            analyses.extend(ar.getAnalyses(**cf))
        return analyses