langchain[patch]: Fix ImagePromptTemplate deserialization, export RemoteRunnable directly from @langchain/core

langchain/langchain.config.js

@@ -794,6 +794,13 @@ export const config = {
       alias: ["prompts", "chat"],
       path: "@langchain/core/prompts",
     },
+    {
+      modules: [
+        "ImagePromptTemplate",
+      ],
+      alias: ["prompts", "image"],
+      path: "@langchain/core/prompts",
+    },
     {
       modules: ["PipelinePromptTemplate"],
       alias: ["prompts", "pipeline"],

langchain/package.json

@@ -1499,7 +1499,7 @@
   "dependencies": {
     "@anthropic-ai/sdk": "^0.9.1",
     "@langchain/community": "~0.0.20",
-    "@langchain/core": "~0.1.16",
+    "@langchain/core": "~0.1.24",
     "@langchain/openai": "~0.0.12",
     "binary-extensions": "^2.2.0",
     "expr-eval": "^2.0.2",

langchain/src/load/import_map.ts

@@ -80,6 +80,7 @@ import {
   HumanMessagePromptTemplate,
   MessagesPlaceholder,
   SystemMessagePromptTemplate,
+  ImagePromptTemplate,
   PipelinePromptTemplate
 } from "@langchain/core/prompts";
 import {
@@ -188,6 +189,10 @@ const prompts__chat = {
   SystemMessagePromptTemplate
 };
 export { prompts__chat };
+const prompts__image = {
+  ImagePromptTemplate
+};
+export { prompts__image };
 const prompts__pipeline = {
   PipelinePromptTemplate
 };

langchain/src/load/tests/data/important_imports.json

@@ -32,6 +32,7 @@
   "langchain/prompts/chat/ChatPromptTemplate": "langchain_core/prompts/chat/ChatPromptTemplate",
   "langchain/prompts/chat/HumanMessagePromptTemplate": "langchain_core/prompts/chat/HumanMessagePromptTemplate",
   "langchain/prompts/chat/SystemMessagePromptTemplate": "langchain_core/prompts/chat/SystemMessagePromptTemplate",
+  "langchain/prompts/image/ImagePromptTemplate": "langchain_core/prompts/image/ImagePromptTemplate",
   "langchain/schema/agent/AgentActionMessageLog": "langchain_core/agents/AgentActionMessageLog",
   "langchain/schema/agent/OpenAIToolAgentAction": "langchain/agents/output_parsers/openai_tools/OpenAIToolAgentAction",
   "langchain/prompts/chat/BaseMessagePromptTemplate": "langchain_core/prompts/chat/BaseMessagePromptTemplate",

langchain/src/retrievers/tests/vectorstores.test.ts

@@ -20,6 +20,14 @@ test("Test Memory Retriever with Callback", async () => {
   const queryStr = "testing testing";
   let startRun = 0;
   let endRun = 0;
+  let startPromiseResolve: (v?: unknown) => void;
+  const startPromise = new Promise((resolve) => {
+    startPromiseResolve = resolve;
+  });
+  let endPromiseResolve: (v?: unknown) => void;
+  const endPromise = new Promise((resolve) => {
+    endPromiseResolve = resolve;
+  });
 
   const retriever = vectorStore.asRetriever({
     k: 1,
@@ -29,10 +37,12 @@ test("Test Memory Retriever with Callback", async () => {
         handleRetrieverStart: async (_, query) => {
           expect(query).toBe(queryStr);
           startRun += 1;
+          startPromiseResolve();
         },
         handleRetrieverEnd: async (documents) => {
           expect(documents[0].pageContent).toBe(pageContent);
           endRun += 1;
+          endPromiseResolve();
         },
       },
     ],
@@ -41,6 +51,8 @@ test("Test Memory Retriever with Callback", async () => {
   const results = await retriever.getRelevantDocuments(queryStr);
 
   expect(results).toEqual([new Document({ metadata: { a: 1 }, pageContent })]);
+  await startPromise;
+  await endPromise;
   expect(startRun).toBe(1);
   expect(endRun).toBe(1);
 });