from flask import Flask, render_template

  app = Flask(__name__)

  @app.route('/')
  def index():
      return 'Hello world'

  @app.route('/iotguider')
  def index():
      return render_template('iotguider.html')

  if __name__ == '__main__':
      app.run(debug=True, host='0.0.0.0')