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authorGravatar Akshay Modi <nareshmodi@google.com>2018-02-13 12:10:40 -0800
committerGravatar TensorFlower Gardener <gardener@tensorflow.org>2018-02-13 12:14:29 -0800
commitca07b694fc5307b9eec6e3c449382d823b78a162 (patch)
treee2bddc896ce8973cad848c46e2b2219d5dc94ac8 /tensorflow/python/framework/test_util.py
parent142351b998a6471f26b5c9ba74d09b107cd96c68 (diff)
Add cache for _zeros in backprop
PiperOrigin-RevId: 185567508
Diffstat (limited to 'tensorflow/python/framework/test_util.py')
-rw-r--r--tensorflow/python/framework/test_util.py3
1 files changed, 1 insertions, 2 deletions
diff --git a/tensorflow/python/framework/test_util.py b/tensorflow/python/framework/test_util.py
index bfdd98819e..c09e2d8084 100644
--- a/tensorflow/python/framework/test_util.py
+++ b/tensorflow/python/framework/test_util.py
@@ -463,8 +463,7 @@ def assert_no_new_tensors(f):
f(self, **kwargs)
# Make an effort to clear caches, which would otherwise look like leaked
# Tensors.
- backprop._last_zero = [None]
- backprop._shape_dtype = [None, None]
+ backprop._zeros_cache.flush()
context.get_default_context().scalar_cache().clear()
gc.collect()
tensors_after = [