class_docstr: Tests :class:`~texar.tf.modules.Conv1DNetwork` class.
      
docstr: Tests masked inputs.
          
docstr_tok: ["Tests","masked","inputs","."]
code: def test_mask_input(self):
      """Tests masked inputs."""
      network_1 = Conv1DNetwork()
      inputs_1 = tf.ones([3, 16, 300], tf.float32)
      seq_length = [10, 15, 1]
      outputs_1 = network_1(inputs_1, sequence_length=seq_length)
      self.assertEqual(outputs_1.shape, [3, 128])
  
imports: import tensorflow
  import texar.tf
  from texar.tf.modules.networks.conv_networks import Conv1DNetwork
label_desc: Use image node_id 3 for calling the Conv1DNetworkTest obj's underlying member method code with example usage: obj.test_mask_input() without return types