{% for i, (place_name, place) in enumerate(odapi.get_all_instances("PNPlace")) %} {% endfor %} {% for i, (transition_name, transition) in enumerate(odapi.get_all_instances("PNTransition")) %} {% endfor %} {% for arc_name, arc in odapi.get_all_instances("arc") %} {% endfor %} {% for inh_arc_name, inh_arc in odapi.get_all_instances("inh_arc") %} {% endfor %}