@deprecation.deprecated('2016-12-30', '`tf.sub(x, y)` is deprecated, please use `tf.subtract(x, y)` or `x - y`')
def _sub(x, y, name=None):
    return gen_math_ops.sub(x, y, name)
@deprecation.deprecated('2016-12-30', '`tf.sub(x, y)` is deprecated, please use `tf.subtract(x, y)` or `x - y`')
def _sub(x, y, name=None):
    return gen_math_ops.sub(x, y, name)