| 1 | /**
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| 2 | * @license
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| 3 | * Copyright 2018 Google LLC. All Rights Reserved.
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| 4 | * Licensed under the Apache License, Version 2.0 (the "License");
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| 5 | * you may not use this file except in compliance with the License.
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| 6 | * You may obtain a copy of the License at
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| 7 | *
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| 8 | * http://www.apache.org/licenses/LICENSE-2.0
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| 9 | *
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| 10 | * Unless required by applicable law or agreed to in writing, software
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| 11 | * distributed under the License is distributed on an "AS IS" BASIS,
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| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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| 13 | * See the License for the specific language governing permissions and
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| 14 | * limitations under the License.
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| 15 | * =============================================================================
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| 16 | */
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| 17 | import { inferShape } from '../tensor_util_env';
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| 18 | import { makeTensor } from './tensor_ops_util';
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| 19 | /**
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| 20 | * Creates a `tf.Tensor` with the provided values, shape and dtype.
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| 21 | *
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| 22 | * ```js
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| 23 | * // Pass an array of values to create a vector.
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| 24 | * tf.tensor([1, 2, 3, 4]).print();
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| 25 | * ```
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| 26 | *
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| 27 | * ```js
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| 28 | * // Pass a nested array of values to make a matrix or a higher
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| 29 | * // dimensional tensor.
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| 30 | * tf.tensor([[1, 2], [3, 4]]).print();
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| 31 | * ```
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| 32 | *
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| 33 | * ```js
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| 34 | * // Pass a flat array and specify a shape yourself.
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| 35 | * tf.tensor([1, 2, 3, 4], [2, 2]).print();
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| 36 | * ```
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| 37 | *
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| 38 | * @param values The values of the tensor. Can be nested array of numbers,
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| 39 | * or a flat array, or a `TypedArray`. If the values are strings,
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| 40 | * they will be encoded as utf-8 and kept as `Uint8Array[]`.
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| 41 | * @param shape The shape of the tensor. Optional. If not provided,
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| 42 | * it is inferred from `values`.
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| 43 | * @param dtype The data type.
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| 44 | *
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| 45 | * @doc {heading: 'Tensors', subheading: 'Creation'}
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| 46 | */
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| 47 | export function tensor(values, shape, dtype) {
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| 48 | const inferredShape = inferShape(values, dtype);
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| 49 | return makeTensor(values, shape, inferredShape, dtype);
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| 50 | }
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