src/vs/workbench/contrib/notebook/browser/services/notebookExecutionServiceImpl.ts/NotebookExecutionService/cancelNotebookCellHandles
class NotebookExecutionService:	async cancelNotebookCellHandles(notebook: INotebookTextModel, cells: Iterable<number>): Promise<void> {
		const cellsArr = Array.from(cells);
		this._logService.debug(`NotebookExecutionService#cancelNotebookCellHandles ${JSON.stringify(cellsArr)}`);
		const kernel = this._notebookKernelService.getSelectedOrSuggestedKernel(notebook);
		if (kernel) {
			await kernel.cancelNotebookCellExecution(notebook.uri, cellsArr);

		}
	}