1 files changed, 48 insertions, 0 deletions
diff --git a/tensorflow/contrib/kfac/examples/convnet_mnist_multi_tower_main.py b/tensorflow/contrib/kfac/examples/convnet_mnist_multi_tower_main.py
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+++ b/tensorflow/contrib/kfac/examples/convnet_mnist_multi_tower_main.py
@@ -0,0 +1,48 @@
+# Copyright 2017 The TensorFlow Authors. All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+# ==============================================================================
+r"""Train a ConvNet on MNIST using K-FAC.
+
+Multi tower training mode. See `convnet.train_mnist_multitower` for details.
+"""
+
+from __future__ import absolute_import
+from __future__ import division
+from __future__ import print_function
+
+
+from absl import flags
+import tensorflow as tf
+
+from tensorflow.contrib.kfac.examples import convnet
+
+FLAGS = flags.FLAGS
+flags.DEFINE_string("data_dir", "/tmp/multitower_1/mnist", "local mnist dir")
+flags.DEFINE_integer("num_towers", 2,
+                     "Number of towers for multi tower training.")
+
+
+def main(unused_argv):
+  _ = unused_argv
+  assert FLAGS.num_towers > 1
+  devices = ["/gpu:{}".format(tower_id) for tower_id in range(FLAGS.num_towers)]
+  convnet.train_mnist_multitower(
+      FLAGS.data_dir,
+      num_epochs=200,
+      num_towers=FLAGS.num_towers,
+      devices=devices)
+
+
+if __name__ == "__main__":
+  tf.app.run(main=main)