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Wrap dataset generation function to disable autograph to fix issues with invalid tensor shapes #2069

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merged 1 commit into from Jun 30, 2020
Merged

Wrap dataset generation function to disable autograph to fix issues with invalid tensor shapes #2069

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6 changes: 5 additions & 1 deletion horovod/spark/keras/util.py
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Expand Up @@ -15,6 +15,8 @@

import io

from distutils.version import LooseVersion

import h5py
import numpy as np
import tensorflow as tf
Expand All @@ -28,6 +30,8 @@
BARE_KERAS = 'keras'
TF_KERAS = 'tf_keras'

_HAS_AUTOGRAPH = LooseVersion(tf.__version__) >= LooseVersion('1.15')


class TFKerasUtil(object):
type = TF_KERAS
Expand Down Expand Up @@ -74,7 +78,7 @@ def fn(reader, shuffle_buffer_size, is_batch_reader, shuffle=False):

dataset = dataset.batch(batch_size).map(prep_data_tf_keras)
return dataset
return fn
return tf.autograph.experimental.do_not_convert(fn) if _HAS_AUTOGRAPH else fn

@staticmethod
def get_horovod():
Expand Down