import tensorflow as tf

                 stddev=0.02, data_format='NCHW',padding='SAME') :
        with tf.variable_scope(name) :
            assert(data_format == 'NCHW' or data_format == 'NHWC')
            self.w = tf.get_variable('w', [k_h, k_w, input_dim, output_dim],
                                initializer=tf.truncated_normal_initializer(stddev=stddev))
            self.b = tf.get_variable('b',[output_dim], initializer=tf.constant_initializer(0.0))
            if( data_format == 'NCHW' ) :
                self.strides = [1, 1, d_h, d_w]
