.

app.py

@@ -1,6 +1,6 @@
 from pymongo import MongoClient
 # error since Jan 2024, from langchain.embeddings.openai import OpenAIEmbeddings
-from langchain_community.embeddings import OpenAIEmbeddings
+from langchain_openai import OpenAIEmbeddings
 # error since Jan 2024, from langchain.vectorstores import MongoDBAtlasVectorSearch
 from langchain_community.vectorstores import MongoDBAtlasVectorSearch
 # error since Jan 2024, from langchain.document_loaders import DirectoryLoader
@@ -14,8 +14,8 @@ from gradio.themes.base import Base
 import os
 
 def query_data(query,openai_api_key,mongo_uri):
-    #openai_api_key = os.getenv("OPENAI_API_KEY")
-     #mongo_uri = os.getenv("MONGO_URI")
+    os.environ["OPENAI_API_KEY"] = openai_api_key
+    os.environ["MONGO_URI"] = mongo_uri
 
     client = MongoClient(mongo_uri)
     dbName = "langchain_demo"

app_old.py

@@ -1,7 +0,0 @@
-import gradio as gr
-
-def greet(name):
-    return "Hola " + name + "!!"
-
-iface = gr.Interface(fn=greet, inputs="text", outputs="text")
-iface.launch()

requirements.txt

@@ -1,5 +1,6 @@
 langchain
 langchain-community
+langchain-openai
 pymongo[srv]==4.1.1
 bs4
 openai