Remove repeating prefetch.

PiperOrigin-RevId: 337242735

Remove repeating prefetch.
PiperOrigin-RevId: 337242735
a3369cd4 · Hongkun Yu · A. Unique TensorFlower · 7a6a8741 · a3369cd4
Commit a3369cd4 authored Oct 14, 2020 by Hongkun Yu Committed by A. Unique TensorFlower Oct 14, 2020
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official/core/input_reader.py official/core/input_reader.py +0 -2

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--- a/official/core/input_reader.py
+++ b/official/core/input_reader.py
@@ -277,8 +277,6 @@ class InputReader:
              service=self._tf_data_service_address,
              job_name=self._tf_data_service_job_name))

-    dataset = dataset.prefetch(buffer_size=tf.data.experimental.AUTOTUNE)
-
    if self._deterministic is not None:
      options = tf.data.Options()
      options.experimental_deterministic = self._deterministic