Add more nodes for agents, loaders

packages/components/nodes/llms/HuggingFaceInference/HuggingFaceInference.ts

@@ -0,0 +1,64 @@
+import { INode, INodeData, INodeParams } from '../../../src/Interface'
+import { getBaseClasses } from '../../../src/utils'
+
+class HuggingFaceInference_LLMs implements INode {
+    label: string
+    name: string
+    type: string
+    icon: string
+    category: string
+    description: string
+    baseClasses: string[]
+    inputs: INodeParams[]
+
+    constructor() {
+        this.label = 'HuggingFace Inference'
+        this.name = 'huggingFaceInference_LLMs'
+        this.type = 'HuggingFaceInference'
+        this.icon = 'huggingface.png'
+        this.category = 'LLMs'
+        this.description = 'Wrapper around OpenAI large language models'
+        this.inputs = [
+            {
+                label: 'Model',
+                name: 'model',
+                type: 'options',
+                options: [
+                    {
+                        label: 'gpt2',
+                        name: 'gpt2'
+                    }
+                ],
+                default: 'gpt2',
+                optional: true
+            },
+            {
+                label: 'Temperature',
+                name: 'temperature',
+                type: 'number',
+                default: 0.7,
+                optional: true
+            }
+        ]
+    }
+
+    async getBaseClasses(): Promise<string[]> {
+        const { HuggingFaceInference } = await import('langchain/llms')
+        return getBaseClasses(HuggingFaceInference)
+    }
+
+    async init(nodeData: INodeData): Promise<any> {
+        const { HuggingFaceInference } = await import('langchain/llms')
+
+        const temperature = nodeData.inputs?.temperature as string
+        const model = nodeData.inputs?.model as string
+
+        const huggingFace = new HuggingFaceInference({
+            temperature: parseInt(temperature, 10),
+            model
+        })
+        return huggingFace
+    }
+}
+
+module.exports = { nodeClass: HuggingFaceInference_LLMs }