#!/usr/bin/env python import os from flask import Flask from pymongo import MongoClient app = Flask(__name__) client = MongoClient("mongo:27017") @app.route('/') def todo(): try: client.admin.command('ismaster') except: return "Server not available" return "Hello from the MongoDB client!\n" if __name__ == "__main__": app.run(host='0.0.0.0', port=os.environ.get("FLASK_SERVER_PORT", 9090), debug=True)