scrachy.settings.defaults.policy.SCRACHY_POLICY_BASE_CLASS

scrachy.settings.defaults.policy.SCRACHY_POLICY_BASE_CLASS: str | Callable = 'scrapy.extensions.httpcache.DummyPolicy'

The base policy the BlacklistPolicy will wrap around. The policy can be specified as the full import path to the class or a class object itself. Either way the class constructor must accept a Settings object as its first parameter.