config-parser

import os from configs.config import Config # Create a dummy config.json file for demonstration with open('config.json', 'w') as f: f.write('{"database": {"host": "localhost", "port": 5432}}') # Set an environment variable (optional) os.environ['APP_ENV'] = 'development' # Initialize Config - it will look for config.json or config.yaml by default # in the current directory, and also process environment variables. # For demonstration, we explicitly pass a config file path or let it discover. # In a real app, you might pass sys.argv for argparse processing. # Example 1: Load from default config.json app_config = Config() print(f"DB Host: {app_config.database.host}") print(f"DB Port: {app_config.database.port}") print(f"App Environment (from env var): {app_config.app_env}") # Example 2: Accessing values dynamically or with a default port_value = app_config.get('database.port', default=5432) print(f"DB Port (via .get() with default): {port_value}") # Clean up dummy file and env var os.remove('config.json') del os.environ['APP_ENV']