get the View Data from the given View name

def get_view(self, view_name, timestamp):
        """get the View Data from the given View name"""
        view = self._registered_views.get(view_name)
        if view is None:
            return None

        view_data_list = self._measure_to_view_data_list_map.get(
            view.measure.name)

        if not view_data_list:
            return None

        for view_data in view_data_list:
            if view_data.view.name == view_name:
                break
        else:
            return None

        return self.copy_and_finalize_view_data(view_data)