def testIdentityIndexedDatasetIterator(self):
ds = indexed_dataset_ops.IdentityIndexedDataset(16)
itr = ds.make_initializable_iterator()
n = itr.get_next()
with self.cached_session() as sess:
sess.run(itr.initializer)
for i in range(16):
output = sess.run(n)
self.assertEqual(i, output)
with self.assertRaises(errors.OutOfRangeError):
sess.run(n)
def testIdentityIndexedDataset(self):
ds = indexed_dataset_ops.IdentityIndexedDataset(16)
materialized = ds.materialize()
with self.cached_session() as sess:
sess.run(materialized.initializer)
placeholder = array_ops.placeholder(dtypes.uint64, shape=[])
for i in range(16):
output = sess.run(
materialized.get(placeholder), feed_dict={placeholder: i})
self.assertEqual([i], output)
with self.assertRaises(errors.InvalidArgumentError):
sess.run(materialized.get(placeholder), feed_dict={placeholder: 16})