def urls(self, bundle):
        manifest = self.manifest.load()
        bundles = self.bundles.load()

        def asset_url(path):
            return '{}/{}'.format(self.assets_base_url, manifest[path])
        return [asset_url(path) for path in bundles[bundle]]
If the value supplied for an I{--secondary} option does not provide a
dataset/ETHPy150Open hypothesis/h/h/assets.py/Environment.urls--crossover with--dataset/ETHPy150Open nlloyd/SubliminalCollaborator/libs/twisted/names/test/test_tap.py/OptionsTests.test_malformedSecondary