old_contents: from flask import Flask, render_template
  from flask.ext.bootstrap import Bootstrap
  from flask.ext.script import Manager
  
  app = Flask(__name__)
  bootstrap = Bootstrap(app)
  manager = Manager(app)
  
  
  app.route('/')
  def index():
      return render_template('index.html')
  
  
  if __name__ == '__main__':
      manager.run()
  
new_contents: from flask import Flask, render_template
  from flask.ext.bootstrap import Bootstrap
  from flask.ext.script import Manager
  
  app = Flask(__name__)
  bootstrap = Bootstrap(app)
  manager = Manager(app)
  
  
  @app.route('/')
  def index():
      return render_template('index.html')
  
  
  if __name__ == '__main__':
      manager.run()
  
subject: Fix index route