<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def getVerifiersIDs(self):
 """Returns the ids from users that have verified at least one analysis from this Analysis Request """

        verifiers_ids = list()
        for brain in self.getAnalyses():
            verifiers_ids += brain.getVerificators
        return list(set(verifiers_ids))