def dump(self, filename=None, compressed=True, pretty=True):
        content = self.server.jsonrpc.dumpWindowHierarchy(compressed, None)
        if filename:
            with open(filename, "wb") as f:
                f.write(content.encode("utf-8"))
        if pretty and "\n " not in content:
            xml_text = xml.dom.minidom.parseString(content.encode("utf-8"))
            content = U(xml_text.toprettyxml(indent='  '))
        return content
This test is just a placeholder. Run the test successfully.
dataset/ETHPy150Open xiaocong/uiautomator/uiautomator/__init__.py/AutomatorDevice.dump--crossover with--dataset/ETHPy150Open nlloyd/SubliminalCollaborator/libs/twisted/trial/runner.py/TestHolder.run