AssertionError

[changhui666]

Traceback (most recent call last):
File "train.py", line 30, in
model.optimize_parameters()
File "/home/ch/MeshCNN-master/models/mesh_classifier.py", line 66, in optimize_parameters
out = self.forward()
File "/home/ch/MeshCNN-master/models/mesh_classifier.py", line 57, in forward
out = self.net(self.edge_features, self.mesh)
File "/usr/local/Anaconda3/envs/torch/lib/python3.6/site-packages/torch/nn/modules/module.py", line 1102, in _call_impl
return forward_call(*input, **kwargs)
File "/usr/local/Anaconda3/envs/torch/lib/python3.6/site-packages/torch/nn/parallel/data_parallel.py", line 166, in forward
return self.module(*inputs[0], **kwargs[0])
File "/usr/local/Anaconda3/envs/torch/lib/python3.6/site-packages/torch/nn/modules/module.py", line 1102, in _call_impl
return forward_call(*input, **kwargs)
File "/home/ch/MeshCNN-master/models/networks.py", line 150, in forward
x = getattr(self, 'pool{}'.format(i))(x, mesh)
File "/home/ch/MeshCNN-master/models/layers/mesh_pool.py", line 21, in call
return self.forward(fe, meshes)
File "/home/ch/MeshCNN-master/models/layers/mesh_pool.py", line 34, in forward
self.__pool_main(mesh_index)
File "/home/ch/MeshCNN-master/models/layers/mesh_pool.py", line 53, in __pool_main
self.__pool_edge(mesh, edge_id, mask, edge_groups)
File "/home/ch/MeshCNN-master/models/layers/mesh_pool.py", line 61, in __pool_edge
elif self.__clean_side(mesh, edge_id, mask, edge_groups, 0)
File "/home/ch/MeshCNN-master/models/layers/mesh_pool.py", line 79, in __clean_side
self.__remove_triplete(mesh, mask, edge_groups, invalid_edges)
File "/home/ch/MeshCNN-master/models/layers/mesh_pool.py", line 181, in __remove_triplete
assert(len(vertex) == 1)
AssertionError