def register_template_library(package_name):












  if not django.template.libraries.get(package_name, None):
    django.template.add_to_builtins(package_name)
Allows the delegate to decide if a TargetImage should be created.
dataset/ETHPy150Open AppScale/appscale/AppServer/google/appengine/ext/webapp/template.py/register_template_library--crossover with--dataset/ETHPy150Open redhat-imaging/imagefactory/imgfac/CloudDelegate.py/CloudDelegate.builder_should_create_target_image