(self, x1, x2)
Abstract method for computation of distances between rows or columns of
        `x1`, or between rows of `x1` and `x2`. Do not call directly.
Abstract method for computation of distances between rows or columns of
        `x1`, or between rows of `x1` and `x2`. Do not call directly.
Abstract method for computation of distances between rows or columns of x1 or between rows of x1 and x2 . Do not call directly .
def compute_distances(self, x1, x2):
        """
        Abstract method for computation of distances between rows or columns of
        `x1`, or between rows of `x1` and `x2`. Do not call directly."""
        raise NotImplementedError
def compute_distances ( self , x1 , x2 ) : raise NotImplementedError