viz.py

import pandas as pd
from flask import request
from flask import Flask
from flask_cors import CORS, cross_origin
app = Flask(__name__)
cors = CORS(app)
app.config['CORS_HEADERS'] = 'Content-Type'

df = pd.read_csv("data.csv")
 
@app.route("/2d")
@cross_origin()
def twod():
    x = request.args.get('x')
    y = request.args.get('y')
    requiredDf = df[[x,y]].copy()
    requiredDf.columns=["dimensions","measure"]
    json = requiredDf.to_json(orient='records')
    return json
 
if __name__ == "__main__":
    app.run()