code: def _compute_biases(self, rs):
          
  
          # use supplied biases if present
          biases = self._get_user_components('biases')
          if (biases is None):
              b_size = self.n_hidden
              biases = rs.normal(size=b_size)
  
          self.components_['biases'] = biases
docs: Generate MLP biases