def variance(self, name='variance'):
    'Variance of each batch member.'
    with ops.name_scope(self.name):
        with ops.name_scope(name, values=[self._alpha, self._beta]):
            return (self._alpha / math_ops.square(self._beta))
Variance of each batch member.
def variance(self, name='variance'):
    
    with ops.name_scope(self.name):
        with ops.name_scope(name, values=[self._alpha, self._beta]):
            return (self._alpha / math_ops.square(self._beta))