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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_row_services(self, row):
 """Return a list of services which are referenced in Analyses. values may be UID, Title or Keyword. """

        bsc = getToolByName(self, 'bika_setup_catalog')
        services = set()
        for val in row.get('Analyses', []):
            brains = bsc(portal_type='AnalysisService', getKeyword=val)
            if not brains:
                brains = bsc(portal_type='AnalysisService', title=val)
            if not brains:
                brains = bsc(portal_type='AnalysisService', UID=val)
            if brains:
                services.add(brains[0].UID)
            else:
                self.error("Invalid analysis specified: %s" % val)
        return list(services)