code: def score(self, y, loc, scale, shape):
      return array([self.mu_score(y, loc, scale, shape)])
  
imports: from numpy import abs, exp, power, array, sqrt, pi
  from scipy.special import gamma
label_desc: Use image node_id 4 for calling the BetatScore obj's underlying member method code with example usage: obj.score(y, loc, scale, shape) and returns: array