From bc23e28d7091fcadf6d5ebf866765170daa5e974 Mon Sep 17 00:00:00 2001
From: Jason Grout <jgrout6@bloomberg.net>
Date: Fri, 20 Oct 2017 14:10:22 -0700
Subject: [PATCH] Fix the prompt_area argument of the output area constructor.

See https://github.com/jupyter/notebook/pull/2681#issuecomment-338322212 and https://github.com/jupyter-widgets/ipywidgets/issues/1765
---
 notebook/static/notebook/js/outputarea.js | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/notebook/static/notebook/js/outputarea.js b/notebook/static/notebook/js/outputarea.js
index 66a1ffcdbb..b91681a743 100644
--- a/notebook/static/notebook/js/outputarea.js
+++ b/notebook/static/notebook/js/outputarea.js
@@ -77,6 +77,9 @@ define([
 
     OutputArea.prototype.style = function () {
         this.collapse_button.hide();
+        if (!this.prompt_area) {
+            this.prompt_overlay.hide();
+        }
         
         this.wrapper.addClass('output_wrapper');
         this.element.addClass('output');