Part of lp.bugs.interfaces.bugtracker View In Hierarchy
Known subclasses: lp.registry.interfaces.product.IProductView
|Method||getExternalBugTracker||Return the external bug tracker used by this bug tracker.|
If the product uses Launchpad, return None.
If the product doesn't have a bug tracker specified, return the project bug tracker instead. If the product doesn't belong to a superproject, or if the superproject doesn't have a bug tracker, return None.