Function regular_sphere_distributed 

pub fn regular_sphere_distributed<T: Scalar + Equivalence, C: Communicator>(
    comm: &C,
    partitioner: GraphPartitioner,
    refinement_level: u32,
) -> ParallelGridImpl<'_, C, SingleElementGrid<T, CiarletElement<T, IdentityMap, T>>>

Create a grid of a regular sphere distributed in parallel