Don't traceback when template_instance_names is not given
Don't traceback when template_instance_names is not given

caramucho/pybindgen,caramucho/pybindgen,caramucho/pybindgen,caramucho/pybindgen,cawka/pybindgen,cawka/pybindgen,cawka/pybindgen,cawka/pybindgen