examples/external_config.yml

# See external_config.py for usage example
cache_settings:
  expire_after: 360
  cache_control: True
  stale_if_error: True
  allowable_methods:
    - GET
    - HEAD
    - POST
  allowable_codes:
    - 200
    - 400
  ignored_parameters:
    - api_key
  match_headers:
    - Accept-Language