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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 _initFeedFuncs(self):
        '''
        Registration for built-in Cortex feed functions.
        '''
        self.setFeedFunc('syn.nodes', self._addSynNodes)
        self.setFeedFunc('syn.splice', self._addSynSplice)
        self.setFeedFunc('syn.ingest', self._addSynIngest)