pyaml_env_parse_yaml_config_with_environment_variables.py

1import os
2from pyaml_env import parse_config
3
4# Set an environment variable to be used in the YAML file
5os.environ['DATABASE_URL'] = 'localhost:5432'
6
7# Example YAML content (config.yaml):
8# database:
9#   url: ${DATABASE_URL}
10#   user: ${DB_USER:-default_user}
11
12# Parse the configuration file
13config = parse_config('config.yaml')
14
15# Access the data
16print(config['database']['url'])
17# Output: localhost:5432
18
19print(config['database']['user'])
20# Output: default_user