Import mesh from Gmsh

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Error while importing gmsh mesh

You are simply not saving the triangle mesh to an xdmf file, thus cannot find the file. Here is an MWE of working code (renaming the mesh file and removing your path variable): from fenics import * import meshio filename="mesh" msh=meshio.read(filename + ".msh") def create_mesh(mesh, cell_type, prune_z=False): cells=mesh.get_cells_type(cell_type) cell_data=mesh.get_cell_data("gmsh:physical", cell_type) points = mesh.points[:,:2] if prune_z else mesh.points out_mesh=meshio.M…

for updated meshio syntax in the create_mesh function.