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flask_hello_world_server_with_railway_port_config.py
pythonA simple Flask web server that listens on a port provided by environm
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flask_hello_world_server_with_railway_port_config.py
1import os
2from flask import Flask
3
4app = Flask(__name__)
5
6@app.route('/')
7def hello_world():
8 return 'Hello, World!'
9
10if __name__ == "__main__":
11 # Railway provides the PORT environment variable
12 port = int(os.environ.get("PORT", 5000))
13 app.run(host='0.0.0.0', port=port)