code: def _make_resolve_partial(self):
          
          load_partial = self._make_load_partial()
  
          if self._is_missing_tags_strict():
              return load_partial
          # Otherwise, ignore missing tags.
  
          def resolve_partial(name):
              try:
                  return load_partial(name)
              except TemplateNotFoundError:
                  return u''
  
          return resolve_partial
docs: Return the resolve_partial function to pass to RenderEngine.__init__().