old_contents: import pathlib
  from copy import deepcopy
  
  import helpers
  import numpy as np
  import pytest
  
  import meshio
  
  
  @pytest.mark.parametrize(
      "mesh",
      [
          helpers.tri_mesh,
          helpers.quad_mesh,
          # Those two tests suddenly started failing on gh-actions. No idea why.
          # TODO reinstate
          # helpers.tet_mesh,
          # helpers.hex_mesh
      ],
  )
  def test(mesh):
      helpers.write_read(meshio.tecplot.write, meshio.tecplot.read, mesh, 1.0e-15)
  
  
  @pytest.mark.parametrize("filename", ["quad_zone_comma.tec", "quad_zone_space.tec", "quad_zone_multivar.tec"])
  def test_comma_space(filename):
      this_dir = pathlib.Path(__file__).resolve().parent
      filename = this_dir / "meshes" / "tecplot" / filename
      mesh = meshio.read(filename)
  
      helpers.write_read(meshio.tecplot.write, meshio.tecplot.read, mesh, 1.0e-15)
  
  
  def test_varlocation():
      # Test that VARLOCATION is correctly written and read depending on the
      # number of point and cell data.
      writer = meshio.tecplot.write
      reader = meshio.tecplot.read
      mesh = deepcopy(helpers.tri_mesh)
      num_points = len(mesh.points)
      num_cells = sum(len(c.data) for c in mesh.cells)
  
      # Add point data: no VARLOCATION
      mesh.point_data["one"] = np.ones(num_points)
      helpers.write_read(writer, reader, mesh, 1.0e-15)
  
      # Add cell data: VARLOCATION = ([5] = CELLCENTERED)
      mesh.cell_data["two"] = [np.ones(num_cells) * 2.0]
      helpers.write_read(writer, reader, mesh, 1.0e-15)
  
      # Add point data: VARLOCATION = ([6] = CELLCENTERED)
      mesh.point_data["three"] = np.ones(num_points) * 3.0
      helpers.write_read(writer, reader, mesh, 1.0e-15)
  
      # Add cell data: VARLOCATION = ([6-7] = CELLCENTERED)
      mesh.cell_data["four"] = [np.ones(num_cells) * 4.0]
      helpers.write_read(writer, reader, mesh, 1.0e-15)
  
      # Add point data: VARLOCATION = ([7-8] = CELLCENTERED)
      mesh.point_data["five"] = np.ones(num_points) * 5.0
      helpers.write_read(writer, reader, mesh, 1.0e-15)
  
      # Add cell data: VARLOCATION = ([7-9] = CELLCENTERED)
      mesh.cell_data["six"] = [np.ones(num_cells) * 6.0]
      helpers.write_read(writer, reader, mesh, 1.0e-15)
  
new_contents: import pathlib
  from copy import deepcopy
  
  import helpers
  import numpy as np
  import pytest
  
  import meshio
  
  
  @pytest.mark.parametrize(
      "mesh",
      [
          helpers.tri_mesh,
          helpers.quad_mesh,
          # Those two tests suddenly started failing on gh-actions. No idea why.
          # TODO reinstate
          # helpers.tet_mesh,
          # helpers.hex_mesh
      ],
  )
  def test(mesh):
      helpers.write_read(meshio.tecplot.write, meshio.tecplot.read, mesh, 1.0e-15)
  
  
  @pytest.mark.parametrize(
      "filename", ["quad_zone_comma.tec", "quad_zone_space.tec", "quad_zone_multivar.tec"]
  )
  def test_comma_space(filename):
      this_dir = pathlib.Path(__file__).resolve().parent
      filename = this_dir / "meshes" / "tecplot" / filename
      mesh = meshio.read(filename)
  
      helpers.write_read(meshio.tecplot.write, meshio.tecplot.read, mesh, 1.0e-15)
  
  
  def test_varlocation():
      # Test that VARLOCATION is correctly written and read depending on the
      # number of point and cell data.
      writer = meshio.tecplot.write
      reader = meshio.tecplot.read
      mesh = deepcopy(helpers.tri_mesh)
      num_points = len(mesh.points)
      num_cells = sum(len(c.data) for c in mesh.cells)
  
      # Add point data: no VARLOCATION
      mesh.point_data["one"] = np.ones(num_points)
      helpers.write_read(writer, reader, mesh, 1.0e-15)
  
      # Add cell data: VARLOCATION = ([5] = CELLCENTERED)
      mesh.cell_data["two"] = [np.ones(num_cells) * 2.0]
      helpers.write_read(writer, reader, mesh, 1.0e-15)
  
      # Add point data: VARLOCATION = ([6] = CELLCENTERED)
      mesh.point_data["three"] = np.ones(num_points) * 3.0
      helpers.write_read(writer, reader, mesh, 1.0e-15)
  
      # Add cell data: VARLOCATION = ([6-7] = CELLCENTERED)
      mesh.cell_data["four"] = [np.ones(num_cells) * 4.0]
      helpers.write_read(writer, reader, mesh, 1.0e-15)
  
      # Add point data: VARLOCATION = ([7-8] = CELLCENTERED)
      mesh.point_data["five"] = np.ones(num_points) * 5.0
      helpers.write_read(writer, reader, mesh, 1.0e-15)
  
      # Add cell data: VARLOCATION = ([7-9] = CELLCENTERED)
      mesh.cell_data["six"] = [np.ones(num_cells) * 6.0]
      helpers.write_read(writer, reader, mesh, 1.0e-15)
  
subject: make format