import tensorflow as tf

    def get_variables(self):
        return {'w':self.w,'b':self.b}

class DilatedConv3D(object) :
    def __init__(self,name,input_dim,output_dim,k_t=2,k_h=3,k_w=3,d_t=2,d_h=1,d_w=1,
                 stddev=0.02, data_format='NDHWC') :
        with tf.variable_scope(name) :
            assert(data_format == 'NDHWC')
            self.w = tf.get_variable('w', [k_t, 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))
            self.strides = [1,1,1]
