graph_io_test.py 文件源码

python
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项目:lsdc 作者: febert 项目源码 文件源码
def test_batch_text_lines(self):
    gfile.Glob = self._orig_glob
    filename = self._create_temp_file("A\nB\nC\nD\nE\n")

    batch_size = 3
    queue_capacity = 10
    name = "my_batch"

    with tf.Graph().as_default() as g, self.test_session(graph=g) as session:
      inputs = tf.contrib.learn.io.read_batch_examples(
          [filename], batch_size, reader=tf.TextLineReader,
          randomize_input=False, num_epochs=1, queue_capacity=queue_capacity,
          read_batch_size=10, name=name)
      session.run(tf.initialize_local_variables())

      coord = tf.train.Coordinator()
      tf.train.start_queue_runners(session, coord=coord)

      self.assertAllEqual(session.run(inputs), [b"A", b"B", b"C"])
      self.assertAllEqual(session.run(inputs), [b"D", b"E"])
      with self.assertRaises(errors.OutOfRangeError):
        session.run(inputs)

      coord.request_stop()
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