/
huggingface.go
76 lines (62 loc) · 2.08 KB
/
huggingface.go
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// Copyright 2023 The casbin 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 model
import (
"context"
"fmt"
"io"
"strings"
"github.com/casibase/casibase/proxy"
"github.com/henomis/lingoose/llm/huggingface"
)
type HuggingFaceModelProvider struct {
subType string
secretKey string
temperature float32
}
func NewHuggingFaceModelProvider(subType string, secretKey string, temperature float32) (*HuggingFaceModelProvider, error) {
return &HuggingFaceModelProvider{subType: subType, secretKey: secretKey, temperature: temperature}, nil
}
func (p *HuggingFaceModelProvider) GetPricing() string {
return `URL:
https://huggingface.co/pricing
Not charged
`
}
func (p *HuggingFaceModelProvider) calculatePrice(modelResult *ModelResult) error {
modelResult.Currency = "USD"
return nil
}
func (p *HuggingFaceModelProvider) QueryText(question string, writer io.Writer, history []*RawMessage, prompt string, knowledgeMessages []*RawMessage) (*ModelResult, error) {
ctx := context.Background()
client := huggingface.New(p.subType, p.temperature, false).WithToken(p.secretKey).WithHTTPClient(proxy.ProxyHttpClient).WithMode(huggingface.ModeTextGeneration)
resp, err := client.Completion(ctx, question)
if err != nil {
return nil, err
}
resp = strings.Split(resp, "\n")[0]
_, err = fmt.Fprint(writer, resp)
if err != nil {
return nil, err
}
modelResult, err := getDefaultModelResult(p.subType, question, resp)
if err != nil {
return nil, err
}
err = p.calculatePrice(modelResult)
if err != nil {
return nil, err
}
return modelResult, nil
}