"});\\n\"\"\"\n",
    "def loop_bnd(kernel):\n",
    "    return \"\"\"Loop::loop_bnd<0,0,0>(cctkGH, [&](const Loop::PointDesc &p){\n",
    "    const int i0 = p.i;\n",
    "    const int i1 = p.j;\n",
    "    const int i2 = p.k;\n",
    "\"\"\"+kernel+\"\"\"\n",