29 lines
896 B
Go
29 lines
896 B
Go
// Copyright 2023 The casbin Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package model
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import "github.com/pkoukk/tiktoken-go"
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func GetTokenSize(model string, prompt string) (int, error) {
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tkm, err := tiktoken.EncodingForModel(model)
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if err != nil {
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return 0, err
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}
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token := tkm.Encode(prompt, nil, nil)
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res := len(token)
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return res, nil
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}
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