Flask often uses classes to manage environments. You can create a base config and override it for specific environments.
: Strong typing prevents runtime crashes from bad config. config.py
# config.py DEBUG = True DATABASE_URL = "sqlite:///./test.db" Use code with caution. Copied to clipboard : No extra libraries needed; very fast. Cons : No built-in validation for types or missing values. Flask often uses classes to manage environments
Using libraries like Pydantic Settings allows you to create a "Settings" class that automatically pulls from environment variables and validates data types. config.py