application_properties_typed_config_class_from_env_or_file.py

1from application_properties import properties, Property
2
3@properties(filename='application.properties', prefix='app')
4class AppProperties:
5    # Defining properties with their types and default values
6    host: str = Property(default='localhost')
7    port: int = Property(default=8080)
8    debug: bool = Property(default=False)
9
10# Usage
11props = AppProperties()
12
13print(f"Server running on {props.host}:{props.port}")
14print(f"Debug mode: {props.debug}")