error before header

ply
format ascii 1.0
comment TODO this is a comment
element vertex 8
property float x
property float y
property float z
element face 6
property list uint int vertex_indices
end_header
-1 -1 -1
1 -1 -1
1 1 -1
-1 1 -1
-1 -1 1
1 -1 1
1 1 1
-1 1 1
4 0 1 2 3
4 5 4 7 6
4 6 2 1 5
4 3 7 4 0
4 7 3 2 6
4 5 1 0 4
