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Fixed nonregistered model bug in wiget manager

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Jonathan Frederic 2013-12-18 14:46:25 -08:00 committed by Jonathan Frederic
parent 3c866ea412
commit 73380ca442
1 changed files with 1 additions and 1 deletions
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IPython/html/static/notebook/js/widgetmanager.js
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@ -78,7 +78,7 @@
WidgetManager.prototype.get_model = function (widget_id) {
var model = this._model_instances[widget_id];
if (model.id == widget_id) {
if (model !== undefined && model.id == widget_id) {
return model;
}
return null;