admin/n8n-enterprise-unlocked
1
0
Fork 0
mirror of https://github.com/Abdulazizzn/n8n-enterprise-unlocked.git synced 2025-12-17 01:56:46 +00:00
Code Issues Packages Projects Releases Wiki Activity

refactor: Update Langchain to 0.1.41 & add support for Claude 3 (#8825)

Browse Source 
Signed-off-by: Oleg Ivaniv <me@olegivaniv.com>
Co-authored-by: Michael Kret <michael.k@radency.com>
This commit is contained in:
oleg
2024-03-07 11:36:36 +01:00
committed by GitHub
parent c6f6254c0e
commit 0f7ae3f50a
76 changed files with 908 additions and 451 deletions
Download Patch File Download Diff File Expand all files Collapse all files

42
packages/@n8n/nodes-langchain/utils/helpers.ts
View File

@@ -1,10 +1,9 @@
import { NodeConnectionType, NodeOperationError, jsonStringify } from 'n8n-workflow';
import type { EventNamesAiNodesType, IDataObject, IExecuteFunctions } from 'n8n-workflow';
import { BaseChatModel } from 'langchain/chat_models/base';
import { BaseChatModel as BaseChatModelCore } from '@langchain/core/language_models/chat_models';
import { BaseChatModel } from '@langchain/core/language_models/chat_models';
import type { BaseOutputParser } from '@langchain/core/output_parsers';
import type { BaseMessage } from 'langchain/schema';
import { DynamicTool, type Tool } from 'langchain/tools';
import type { BaseMessage } from '@langchain/core/messages';
import { DynamicTool, type Tool } from '@langchain/core/tools';
export function getMetadataFiltersValues(
ctx: IExecuteFunctions,
@@ -23,8 +22,8 @@ export function getMetadataFiltersValues(
// TODO: Remove this function once langchain package is updated to 0.1.x
// eslint-disable-next-line @typescript-eslint/no-duplicate-type-constituents
export function isChatInstance(model: any): model is BaseChatModel | BaseChatModelCore {
return model instanceof BaseChatModel || model instanceof BaseChatModelCore;
export function isChatInstance(model: any): model is BaseChatModel {
return model instanceof BaseChatModel;
}
export async function getOptionalOutputParsers(
@@ -128,24 +127,25 @@ export function serializeChatHistory(chatHistory: BaseMessage[]): string {
}
export const getConnectedTools = async (ctx: IExecuteFunctions, enforceUniqueNames: boolean) => {
const connectedTools = ((await ctx.getInputConnectionData(NodeConnectionType.AiTool, 0)) as Tool[]) || [];
const connectedTools =
((await ctx.getInputConnectionData(NodeConnectionType.AiTool, 0)) as Tool[]) || [];
if (!enforceUniqueNames) return connectedTools;
if (!enforceUniqueNames) return connectedTools;
const seenNames = new Set<string>();
const seenNames = new Set<string>();
for (const tool of connectedTools) {
if (!(tool instanceof DynamicTool)) continue;
for (const tool of connectedTools) {
if (!(tool instanceof DynamicTool)) continue;
const { name } = tool;
if (seenNames.has(name)) {
throw new NodeOperationError(
ctx.getNode(),
`You have multiple tools with the same name: '${name}', please rename them to avoid conflicts`,
);
}
seenNames.add(name);
}
const { name } = tool;
if (seenNames.has(name)) {
throw new NodeOperationError(
ctx.getNode(),
`You have multiple tools with the same name: '${name}', please rename them to avoid conflicts`,
);
}
seenNames.add(name);
}
return connectedTools;
return connectedTools;
};