Error when importing msh from gmsh

[dokken]

@HARIHARAKRISHNAN_SAN

triangle_mesh =meshio.Mesh(points=msh.points,
                           cells=[("triangle", triangle_cells)],
                           cell_data={"name_to_read":[triangle_data]})

You need to remove the third dimension of msh.points as done in:

How to import xdmf mesh generated by gmsh into fenics

As long as you have Added physical tags in Gmsh, They are now saved in the xdmf files.