# compose_flask/app.py from flask import Flask from redis import Redis app = Flask(__name__) redis = Redis(host='redis', port=6379) @app.route('/') def hello(): redis.incr('hits') return 'This webpage has been viewed %s time(s).' % redis.get('hits') if __name__ == "__main__": app.run(host="0.0.0.0", debug=True)