def get_package_lists(self):
        """Returns a pair consisting of all packages, followed by a dictionary
        mapping each package name to "static" or "dynamic".
        """
        # Filter the packages into static and dynamic parts. If a package is
        # dynamically loaded, all of its dependencies must also be dynamically
        # loaded. We use a simple greedy algorithm.
        package_types = dict()
        packages = []

        for plugins, package_type in (self.static_plugins, 'static'), \
                                     (self.dynamic_plugins, 'dynamic'):
            roots = dict()
            for name in plugins:
                roots[name] = self.get_package(name)

            for package in self.get_dependencies(roots.values()):
                package_types[package] = package_type

                if package not in packages:
                    packages.append(package)

        return [(package, package_types[package])
                for package in packages]

        # I like that return value better.  Alternatively:
        #return packages, [packages_types[__] for __ in packages]
        # Or, whatever.