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// Copyright 2016 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.
// Package op defines functions for adding TensorFlow operations to a Graph.
//
// Functions for adding an operation to a graph take a Scope object as the
// first argument. The Scope object encapsulates a graph and a set of
// properties (such as a name prefix) for all operations being added
// to the graph.
//
// WARNING: The API in this package has not been finalized and can
// change without notice.
package op
import (
tf "github.com/tensorflow/tensorflow/tensorflow/go"
)
// Const adds an operation to graph that produces value as output.
func Const(scope *Scope, value interface{}) (output tf.Output) {
if scope.Err() != nil {
return
}
t, ok := value.(*tf.Tensor)
if !ok {
var err error
if t, err = tf.NewTensor(value); err != nil {
scope.UpdateErr("Const", err)
return
}
}
return scope.AddOperation(tf.OpSpec{
Type: "Const",
Attrs: map[string]interface{}{
"dtype": t.DataType(),
"value": t,
}}).Output(0)
}
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