import tensorflow as tf


    :param name:       [string]    Name of the variable scope.
    :param x:          [Tensor]    Tensor to apply BN on.
    :param is_training [bool]   Whether in training mode.

    :return:           [Tensor]    Normalized activation.
    """
    bn = tf.contrib.layers.batch_norm(
        x, fused=True, scale=True, data_format=data_format, is_training=is_training, scope=name)
    return bn
    # log.warning('Not using BN to test performance at inference time')
    # return x


