github.com/containers/podman/v5@v5.1.0-rc1/test/compose/env_and_volume/write/app.py (about) 1 from flask import Flask 2 import os 3 app = Flask(__name__) 4 5 @app.route('/') 6 def hello(): 7 f = open("/data/message", "w") 8 f.write(os.getenv("PODMAN_MSG")) 9 f.close() 10 return "done" 11 12 if __name__ == '__main__': 13 app.run(host='0.0.0.0')