def load(self, ctx=None, preprocessors=()):
        if self._cache is None:
            doc = flatsax.parseString(self.template, self.ignoreDocType, self.ignoreComment)
            for proc in preprocessors:
                doc = proc(doc)
            doc = flat.precompile(doc, ctx)
            if self.pattern is not None:
                doc = inevow.IQ(doc).onePattern(self.pattern)
            self._cache = doc
        return self._cache
A resize handler for southwest resizing.
dataset/ETHPy150Open twisted/nevow/nevow/loaders.py/xmlstr.load--crossover with--dataset/ETHPy150Open ContinuumIO/ashiba/enaml/enaml/qt/docking/q_dock_frame.py/QDockFrame._resizeSouthwest