1*731171a1SBrad Bishop const std::array<std::vector<size_t>, ${len(callbackgroups)}> groups = {{
2*731171a1SBrad Bishop % for g in callbackgroups:
3*731171a1SBrad Bishop     {${', '.join([str(x) for x in g.members])}},
4*731171a1SBrad Bishop % endfor
5*731171a1SBrad Bishop }};
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