(self)
abstract method, AKA "get" or "sample_distribution", deliver new candidate solution(s), a list of "vectors"
abstract method, AKA "get" or "sample_distribution", deliver new candidate solution(s), a list of "vectors"
abstract method AKA get or sample_distribution deliver new candidate solution ( s ) a list of vectors
def ask(self):
        """abstract method, AKA "get" or "sample_distribution", deliver new candidate solution(s), a list of "vectors"
        """
        raise NotImplementedError('method ask() must be implemented in derived class')
def ask ( self ) : raise NotImplementedError ( 'method ask() must be implemented in derived class' )