text: import os
  
  import pandas as pd
  import numpy as np
  import json
  import datetime
  import threading
  
  import sqlalchemy
  from sqlalchemy.ext.automap import automap_base
  from sqlalchemy.orm import Session
  from sqlalchemy import create_engine
  from sqlalchemy import func
  
  from flask import Flask, jsonify, render_template
  from flask_sqlalchemy import SQLAlchemy
  
  app = Flask(__name__)
  
  df_19 = pd.read_csv('data/2018_12_forex_sel.csv')
  
  def livefeed():
      json_df = df_19.to_json(orient = 'records')
      return json_df
  
  @app.route("/")
  def index():
      return render_template("interactive.html")
  
  
  @app.route("/data")
  def data():
      return livefeed()
      
  if __name__ == "__main__":
      app.run()
  
  