The firedrake wrapper around op2 par_loops has been removed from firedrake, so you now need to directly use the "lower level" op2 one. This is used in clement interpolation, so breaks on a parmmg-metric-based firedrake branch with recently merged master.
The firedrake wrapper around op2 par_loops has been removed from firedrake, so you now need to directly use the "lower level" op2 one. This is used in clement interpolation, so breaks on a parmmg-metric-based firedrake branch with recently merged master.