@property
    def url(self):
        return self.source.url
Returns the subgraph specified by the given nodes and any
dataset/ETHPy150Open ros-infrastructure/rosdep/src/rosdep2/sources_list.py/CachedDataSource.url--crossover with--dataset/ETHPy150Open OpenMDAO/OpenMDAO-Framework/openmdao.main/src/openmdao/main/depgraph.py/DependencyGraph.full_subgraph