Merge pull request #129 from FlowiseAI/feature/HuggingFaceInferenceEmbeddings

Feature/HuggingFaceInferenceEmbeddings

packages/components/nodes/embeddings/HuggingFaceInferenceEmbedding/HuggingFaceInferenceEmbedding.ts

@@ -0,0 +1,53 @@
+import { INode, INodeData, INodeParams } from '../../../src/Interface'
+import { getBaseClasses } from '../../../src/utils'
+import { HuggingFaceInferenceEmbeddings, HuggingFaceInferenceEmbeddingsParams } from 'langchain/embeddings/hf'
+
+class HuggingFaceInferenceEmbedding_Embeddings implements INode {
+    label: string
+    name: string
+    type: string
+    icon: string
+    category: string
+    description: string
+    baseClasses: string[]
+    inputs: INodeParams[]
+
+    constructor() {
+        this.label = 'HuggingFace Inference Embeddings'
+        this.name = 'huggingFaceInferenceEmbeddings'
+        this.type = 'HuggingFaceInferenceEmbeddings'
+        this.icon = 'huggingface.png'
+        this.category = 'Embeddings'
+        this.description = 'HuggingFace Inference API to generate embeddings for a given text'
+        this.baseClasses = [this.type, ...getBaseClasses(HuggingFaceInferenceEmbeddings)]
+        this.inputs = [
+            {
+                label: 'HuggingFace Api Key',
+                name: 'apiKey',
+                type: 'password'
+            },
+            {
+                label: 'Model',
+                name: 'modelName',
+                type: 'string',
+                optional: true
+            }
+        ]
+    }
+
+    async init(nodeData: INodeData): Promise<any> {
+        const apiKey = nodeData.inputs?.apiKey as string
+        const modelName = nodeData.inputs?.modelName as string
+
+        const obj: Partial<HuggingFaceInferenceEmbeddingsParams> = {
+            apiKey
+        }
+
+        if (modelName) obj.model = modelName
+
+        const model = new HuggingFaceInferenceEmbeddings(obj)
+        return model
+    }
+}
+
+module.exports = { nodeClass: HuggingFaceInferenceEmbedding_Embeddings }

packages/components/package.json

@@ -17,7 +17,7 @@
     "license": "SEE LICENSE IN LICENSE.md",
     "dependencies": {
         "@dqbd/tiktoken": "^1.0.7",
-        "@huggingface/inference": "^1.6.3",
+        "@huggingface/inference": "1",
         "@pinecone-database/pinecone": "^0.0.12",
         "@supabase/supabase-js": "^2.21.0",
         "axios": "^0.27.2",