text: from flask import Flask, render_template, redirect
  from flask_pymongo import PyMongo
  import scrape_mars
  
  # Create an instance of Flask
  app = Flask(__name__)
  
  # Use flask_pymongo to set up mongo connection
  mongo = PyMongo(app, uri="mongodb://localhost:27017/mars_app")
  
  
  @app.route("/")
  def home():
  
      # Find one record of data from the mongo database
      mars_news = mongo.db.mars_news.find_one()
  
      # Return template and data
      return render_template("index.html", mars_news=mars_news)
  
  
  @app.route("/scrape")
  def scrape():
      mars_news = mongo.db.mars_news
      mars = scrape_mars.scrape()
      mars_news.update({}, mars, upsert=True)
      # Redirect back to homepage
      return redirect("/")
  
  
  if __name__ == "__main__":
      app.run(debug=True)
  