src/vs/workbench/contrib/notebook/browser/contrib/cellStatusBar/executionStatusBarItemController.ts/KeybindingPlaceholderStatusBarItem/_getItemsForCell
class KeybindingPlaceholderStatusBarItem:	private _getItemsForCell(cell: ICellViewModel): INotebookCellStatusBarItem[] {
		if (typeof cell.internalMetadata.runState !== 'undefined' || typeof cell.internalMetadata.lastRunSuccess !== 'undefined') {
			return [];
		}

		let text: string;
		if (cell.cellKind === CellKind.Code) {
			const keybinding = this._keybindingService.lookupKeybinding(EXECUTE_CELL_COMMAND_ID, this._codeContextKeyService)?.getLabel();
			if (!keybinding) {
				return [];
			}

			text = localize('notebook.cell.status.codeExecuteTip', "Press {0} to execute cell", keybinding);
		} else {
			text = localize('notebook.cell.status.markdownExecuteTip', "Press Esc to stop editing");
		}

		const item = <INotebookCellStatusBarItem>{
			text,
			tooltip: text,
			alignment: CellStatusbarAlignment.Left,
			opacity: '0.7',
			onlyShowWhenActive: true,
			priority: 100
		};

		return [item];
	}