Fixed some deprecated imports

config.py

@@ -1,5 +1,5 @@
 import os
-from langchain.chat_models import ChatOpenAI
+from langchain_community.chat_models import ChatOpenAI
 from langchain.callbacks.streaming_stdout import StreamingStdOutCallbackHandler
 
 

requirements.txt

@@ -1,6 +1,6 @@
-gradio>=3.39.0
-langchain>=0.0.240
 langchain_community>=0.0.3
+langchain>=0.0.240
+gradio>=3.39.0
 openai>=0.27.8
-requests>=2.28.2
 python-dotenv>=1.0.0
+requests>=2.28.2

workflow.py

@@ -3,6 +3,7 @@ from langchain.prompts import PromptTemplate
 from langchain.memory import ConversationBufferMemory
 from config import get_chat_model
 
+
 def get_workflow():
     """Set up the chatbot workflow with memory and prompt template."""
     
@@ -18,7 +19,7 @@ def get_workflow():
     chat_model = get_chat_model()  # Fetch the configured model from config.py
 
     # Set up the language model (you can use OpenAI or another model)
-    llm = OpenAI(temperature=0.5)
+    llm = chat_model
     
     # Create the conversation chain
     conversation_chain = ConversationChain(