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* Update OpenAI with Azure Specific Code * Export Embeddings * Add deployment parameters * Check to fix build issue * Update libs/langchain-openai/src/azure/embeddings.ts * Update libs/langchain-openai/src/azure/embeddings.ts * nit changes * Update Test Descriptions * Format * Fix types --------- Co-authored-by: Sarangan Rajamanickam <[email protected]> Co-authored-by: Brace Sproul <[email protected]>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,98 @@ | ||
| import { | ||
| type ClientOptions, | ||
| AzureOpenAI as AzureOpenAIClient, | ||
| OpenAI as OpenAIClient, | ||
| } from "openai"; | ||
| import { OpenAIEmbeddings, OpenAIEmbeddingsParams } from "../embeddings.js"; | ||
| import { | ||
| AzureOpenAIInput, | ||
| OpenAICoreRequestOptions, | ||
| LegacyOpenAIInput, | ||
| } from "../types.js"; | ||
| import { getEndpoint, OpenAIEndpointConfig } from "../utils/azure.js"; | ||
| import { wrapOpenAIClientError } from "../utils/openai.js"; | ||
|
|
||
| export class AzureOpenAIEmbeddings extends OpenAIEmbeddings { | ||
| constructor( | ||
| fields?: Partial<OpenAIEmbeddingsParams> & | ||
| Partial<AzureOpenAIInput> & { | ||
| verbose?: boolean; | ||
| /** The OpenAI API key to use. */ | ||
| apiKey?: string; | ||
| configuration?: ClientOptions; | ||
| deploymentName?: string; | ||
| openAIApiVersion?: string; | ||
| }, | ||
| configuration?: ClientOptions & LegacyOpenAIInput | ||
| ) { | ||
| const newFields = { ...fields }; | ||
| if (Object.entries(newFields).length) { | ||
| newFields.azureOpenAIApiDeploymentName = newFields.deploymentName; | ||
| newFields.azureOpenAIApiKey = newFields.apiKey; | ||
| newFields.azureOpenAIApiVersion = newFields.openAIApiVersion; | ||
| } | ||
|
|
||
| super(newFields, configuration); | ||
| } | ||
|
|
||
| protected async embeddingWithRetry( | ||
| request: OpenAIClient.EmbeddingCreateParams | ||
| ) { | ||
| if (!this.client) { | ||
| const openAIEndpointConfig: OpenAIEndpointConfig = { | ||
| azureOpenAIApiDeploymentName: this.azureOpenAIApiDeploymentName, | ||
| azureOpenAIApiInstanceName: this.azureOpenAIApiInstanceName, | ||
| azureOpenAIApiKey: this.azureOpenAIApiKey, | ||
| azureOpenAIBasePath: this.azureOpenAIBasePath, | ||
| baseURL: this.clientConfig.baseURL, | ||
| }; | ||
|
|
||
| const endpoint = getEndpoint(openAIEndpointConfig); | ||
|
|
||
| const params = { | ||
| ...this.clientConfig, | ||
| baseURL: endpoint, | ||
| timeout: this.timeout, | ||
| maxRetries: 0, | ||
| }; | ||
|
|
||
| if (!this.azureADTokenProvider) { | ||
| params.apiKey = openAIEndpointConfig.azureOpenAIApiKey; | ||
| } | ||
|
|
||
| if (!params.baseURL) { | ||
| delete params.baseURL; | ||
| } | ||
|
|
||
| this.client = new AzureOpenAIClient({ | ||
| apiVersion: this.azureOpenAIApiVersion, | ||
| azureADTokenProvider: this.azureADTokenProvider, | ||
| deployment: this.azureOpenAIApiDeploymentName, | ||
| ...params, | ||
| }); | ||
| } | ||
| const requestOptions: OpenAICoreRequestOptions = {}; | ||
| if (this.azureOpenAIApiKey) { | ||
| requestOptions.headers = { | ||
| "api-key": this.azureOpenAIApiKey, | ||
| ...requestOptions.headers, | ||
| }; | ||
| requestOptions.query = { | ||
| "api-version": this.azureOpenAIApiVersion, | ||
| ...requestOptions.query, | ||
| }; | ||
| } | ||
| return this.caller.call(async () => { | ||
| try { | ||
| const res = await this.client.embeddings.create( | ||
| request, | ||
| requestOptions | ||
| ); | ||
| return res; | ||
| } catch (e) { | ||
| const error = wrapOpenAIClientError(e); | ||
| throw error; | ||
| } | ||
| }); | ||
| } | ||
| } |
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