code: def _get_v23_frame(self, **kwargs):
          
  
          new_kwargs = {}
          for checker in self._framespec:
              name = checker.name
              value = getattr(self, name)
              new_kwargs[name] = checker._validate23(self, value, **kwargs)
  
          for checker in self._optionalspec:
              name = checker.name
              if hasattr(self, name):
                  value = getattr(self, name)
                  new_kwargs[name] = checker._validate23(self, value, **kwargs)
  
          return type(self)(**new_kwargs)
docs: Returns a frame copy which is suitable for writing into a v2.3 tag.
  
          kwargs get passed to the specs.