shapenetcore_partanno_v0=https://shapenet.cs.stanford.edu/ericyi/shapenetcore_partanno_v0.zip
shapenet_part_seg_hdf5_data=https://shapenet.cs.stanford.edu/media/shapenet_part_seg_hdf5_data.zip
modelnet40_ply_hdf5_2048=https://shapenet.cs.stanford.edu/media/modelnet40_ply_hdf5_2048.zip
indoor3d_sem_seg_hdf5_data=https://shapenet.cs.stanford.edu/media/indoor3d_sem_seg_hdf5_data.zip