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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 cleanup(self):
        '''
        remove sockets on shutdown
        '''
        log.debug('ConCache cleaning up')
        if os.path.exists(self.cache_sock):
            os.remove(self.cache_sock)
        if os.path.exists(self.update_sock):
            os.remove(self.update_sock)
        if os.path.exists(self.upd_t_sock):
            os.remove(self.upd_t_sock)