Update main.py

main.py

@@ -3,6 +3,7 @@ import pandas as pd
 import os
 import io
 from flask import Flask, request, jsonify
+from flask_cors import CORS
 from langchain.chains.question_answering import load_qa_chain
 from langchain import PromptTemplate, LLMChain
 from langchain_experimental.agents.agent_toolkits import create_pandas_dataframe_agent
@@ -23,6 +24,7 @@ load_dotenv()
 
 
 app = Flask(__name__)
+cors = CORS(app)
 
 @app.route("/", methods=["GET"])
 def home():