pv.LagrangianSurfaceHelperNone: produces arrays with mismatched type
pv.LagrangianSurfaceHelperNone and you'll get an error message
( 692.968s) [paraview ] vtkDataArray.cxx:522 ERR| vtkIntArray (0x557a3aa5ba60): Type mismatch: Source: double Dest: int
This is happening because the 'SurfaceType' array has different type on different blocks. Is this necessary? Creating such arrays with different types for same name can confuse many things -- in this case, it's the
vtkSortedTableStreamer used the spreadsheet view that throws this error message.