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authorGravatar Benoit Steiner <bsteiner@google.com>2017-06-01 18:40:21 -0700
committerGravatar TensorFlower Gardener <gardener@tensorflow.org>2017-06-01 18:43:31 -0700
commit9ae941c4a8c2d6e5a87c7a200ebde5bd0b07e5b2 (patch)
tree7a6aa43b0b04bd45501933132b94e8191447b5c4 /tensorflow/core/grappler/utils.cc
parent69075f3546dfc29dbef8b7c5d990f3af094cbd5f (diff)
Turn reductions along an empty set of dimensions into identity nodes.
PiperOrigin-RevId: 157792209
Diffstat (limited to 'tensorflow/core/grappler/utils.cc')
-rw-r--r--tensorflow/core/grappler/utils.cc4
1 files changed, 4 insertions, 0 deletions
diff --git a/tensorflow/core/grappler/utils.cc b/tensorflow/core/grappler/utils.cc
index 06ef61a961..b7a04f4423 100644
--- a/tensorflow/core/grappler/utils.cc
+++ b/tensorflow/core/grappler/utils.cc
@@ -83,6 +83,10 @@ string ParseNodeName(const string& name, int* position) {
}
}
+bool IsControlInput(const string& name) {
+ return !name.empty() && name[0] == '^';
+}
+
string NodeName(const string& name) {
int position;
return ParseNodeName(name, &position);