confuse_configuration_setup_with_validation_and_defaults.py

1import confuse
2
3# Initialize the Configuration object with your application name.
4# This will look for a config.yaml file in the standard OS locations.
5config = confuse.Configuration('my_awesome_app', __name__)
6
7# To get a value, use the same syntax as a dictionary.
8# The 'get' method can perform validation and provide defaults.
9try:
10    # Example: getting an integer with a default fallback
11    port = config['port'].get(int)
12except confuse.NotFoundError:
13    port = 8080
14
15# Example: nested configuration access
16# If config.yaml contains:
17#   database:
18#     host: localhost
19db_host = config['database']['host'].get()
20
21print(f"Server running on {db_host}:{port}")