def _materialize_visualization()

in databao/core/thread.py [0:0]

• 11 lines of code
• 5 McCabe index (conditional complexity)

    def _materialize_visualization(self, request: str | None, rows_limit: int | None) -> "VisualisationResult":
        """Materialize latest visualization for the given request and current data."""
        data = self._materialize_data(rows_limit)
        if self._visualization_result is None or request != self._visualization_request:
            # TODO Cache visualization results as in Executor.execute()?
            stream = self._stream_plot if self._stream_plot is not None else self._default_stream_plot
            self._visualization_result = self._agent.visualizer.visualize(request, data, stream=stream)
            self._visualization_request = request
            self._meta.update(self._visualization_result.meta)
            self._meta["plot_code"] = self._visualization_result.code  # maybe worth to expand as a property later
        if self._visualization_result is None:
            raise RuntimeError("_visualization_result is None after materialization")
        return self._visualization_result