import tensorflow as tf

        :param name:
        :param inputdata:
        :return:
        """
        return tf.nn.relu(features=inputdata, name=name)

    @staticmethod
    def sigmoid(inputdata, name=None):
        """

        :param name:
        :param inputdata:
        :return:
        """
        return tf.nn.sigmoid(x=inputdata, name=name)

    @staticmethod
    def maxpooling(inputdata, kernel_size, stride=None, padding='VALID',
                   data_format='NHWC', name=None):
        """

        :param name:
        :param inputdata:
        :param kernel_size:
        :param stride:
        :param padding:
        :param data_format:
        :return:
