Update app.py

app.py

@@ -15,13 +15,13 @@ from langchain_community.llms import HuggingFacePipeline
 from langchain_community.utilities import SerpAPIWrapper
 from langchain_community.vectorstores import Chroma
 from langchain_community.embeddings import HuggingFaceEmbeddings
-from langchain_community.tools.python.tool import PythonREPLTool
 
 from langchain.memory import ConversationBufferMemory
 from langchain.agents import initialize_agent, Tool
 from langchain.chains import LLMChain
 from langchain.prompts import PromptTemplate
 from langchain.docstore.document import Document
+from langchain.tools import PythonREPL  # ✅ Corrected import
 
 # ===========================================
 # ENVIRONMENT VARIABLES
@@ -73,10 +73,12 @@ retrieval_qa = LLMChain(
 # TOOLS
 # ===========================================
 search = SerpAPIWrapper(serpapi_api_key=SERPAPI_KEY)
+python_tool = PythonREPL()  # ✅ Updated
+
 tools = [
     Tool(name="Knowledge Recall", func=lambda q: retrieval_qa.run({"question": q}), description="Retrieve info from Medini memory."),
     Tool(name="Web Search", func=search.run, description="Search the web for info."),
-    Tool(name="Python REPL", func=PythonREPLTool().run, description="Execute Python code."),
+    Tool(name="Python REPL", func=python_tool.run, description="Execute Python code."),
 ]
 
 # ===========================================