old_contents: import datetime
  from . import SOURCES, app
  from .helpers import *
  from flask import render_template, make_response
  
  
  @app.route("/")
  def index():
      """ The index page. """
      # Get customized news headlines.
      source = get_value("source")
      articles = get_news(source)
  
      # Get customized weather info. 
      city = get_value("city")
      weather = get_weather(city)
  
      # Get customized rate info.
      currency_from, currency_to = get_value("currency_from"), get_value("currency_to")
      rate, currencies = get_rate(currency_from, currency_to)
  
      # Set cookies.
      response = make_response(render_template("index.html", articles=articles,
                             source=source, weather=weather,
                             currency_from=currency_from, currency_to=currency_to,
                             rate=rate, currencies=currencies,
                             SOURCES=SOURCES))
  
      expires= datetime.datetime.now() + datetime.timedelta(days=365)
      response.set_cookie("source", source, expires=expires)
      response.set_cookie("city", city, expires=expires)
      response.set_cookie("currency_from", currency_from, expires=expires)
      response.set_cookie("currency_to", currency_to, expires=expires)
  
      return response
  
  
new_contents: import datetime
  from . import SOURCES, app
  from .helpers import *
  from flask import render_template, make_response
  
  
  @app.route("/")
  def index():
      """ The index page. """
      # Get customized news headlines.
      source = get_value("source")
      articles = get_news(source)
  
      # Get customized weather info. 
      city = get_value("city")
      weather = get_weather(city)
  
      # Get customized rate info.
      currency_from, currency_to = get_value("currency_from"), get_value("currency_to")
      rate, currencies = get_rate(currency_from, currency_to)
  
      # Set cookies.
      response = make_response(render_template("index.html", articles=articles,
                             source=source, weather=weather,
                             currency_from=currency_from, currency_to=currency_to,
                             rate=rate, currencies=currencies,
                             SOURCES=SOURCES))
  
      expires= datetime.datetime.now() + datetime.timedelta(days=365)
      response.set_cookie("source", source, expires=expires)
      response.set_cookie("city", city, expires=expires)
      response.set_cookie("currency_from", currency_from, expires=expires)
      response.set_cookie("currency_to", currency_to, expires=expires)
  
      return response
  
  
  @app.route("/code")
  def code():
      pass
  
  
  @app.route("/about")
  def about():
      pass
subject: Create empty views for code and about routes.