core.py 文件源码

def _view(self):
        """Return the view that should receive any actions."""
        view = None
        try:
            view = self.view
        except AttributeError:
            try:
                view = self.window.active_view()
            except AttributeError:
                raise AttributeError(
                    'ViCommandMixin must be used with a TextCommand or a WindowCommand class')
        return view