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diff --git a/tensorflow/core/framework/op_def_util.h b/tensorflow/core/framework/op_def_util.h
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index 0000000000..a9fecf3fa0
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+++ b/tensorflow/core/framework/op_def_util.h
@@ -0,0 +1,32 @@
+// TODO(josh11b): Probably not needed for OpKernel authors, so doesn't
+// need to be as publicly accessible as other files in framework/.
+
+#ifndef TENSORFLOW_FRAMEWORK_OP_DEF_UTIL_H_
+#define TENSORFLOW_FRAMEWORK_OP_DEF_UTIL_H_
+
+#include <string>
+#include "tensorflow/core/framework/op_def.pb.h"
+#include "tensorflow/core/public/status.h"
+
+namespace tensorflow {
+
+// Performs a consistency check across the fields of the op_def.
+Status ValidateOpDef(const OpDef& op_def);
+
+// Validates that attr_value satisfies the type and constraints from attr.
+// REQUIRES: attr has already been validated.
+Status ValidateAttrValue(const AttrValue& attr_value,
+                              const OpDef::AttrDef& attr);
+
+// The following search through op_def for an attr with the indicated name.
+// Returns nullptr if no such attr is found.
+const OpDef::AttrDef* FindAttr(StringPiece name, const OpDef& op_def);
+OpDef::AttrDef* FindAttrMutable(StringPiece name, OpDef* op_def);
+
+// Produce a human-readable version of an op_def that is more concise
+// than a text-format proto.  Excludes descriptions.
+string SummarizeOpDef(const OpDef& op_def);
+
+}  // namespace tensorflow
+
+#endif  // TENSORFLOW_FRAMEWORK_OP_DEF_UTIL_H_