How do I use environment variables in Flask?
An example of an AI chatbot conversation about using environment variables in Flask applications.
How do I use environment variables in Flask?
You can use the os module to access environment variables in Flask. For example, use os.environ.get('VARIABLE_NAME').
Can you show me an example of setting an environment variable?
Sure! You can set an environment variable in your terminal like this: export FLASK_ENV=development.
How do I access this variable in my Flask app?
In your Flask app, you can access it using app.config['ENV'] = os.environ.get('FLASK_ENV').
Is there a way to load environment variables from a file?
Yes! You can use the python-dotenv package to load variables from a .env file automatically.
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