def METHOD_NAME(ts, coors, mode=None, extra_arg=None,
             equations=None, term=None, problem=None, **kwargs):
    if mode == 'special':
        if extra_arg == 'hello!':
            ic = 0
        else:
            ic = 1
        coors = problem.get_mesh_coors()
        return {('x_%s' % ic) : coors[:,ic]}
    elif mode == 'qp':
        return {'a' : nm.tile(-2 + 1j, (coors.shape[0], 1, 1))}