make python2 compatible

wolfv · wolfv · commit 6391e3e29fb1 · 2019-04-04T17:35:01.000+02:00
diff --git a/.gitignore b/.gitignore
@@ -10,3 +10,4 @@ ros3d/static/
 
 # OS X
 .DS_Store
+*.ipynb
diff --git a/jupyros/ros3d.py b/jupyros/ros3d.py
@@ -34,7 +34,8 @@ def quick_widget_decorator(cls):
 
 register = _quick_widget('jupyter-ros', '^0.1.0')
 register_noview = _quick_widget('jupyter-ros', '^0.1.0', False)
-sync_widget = {'sync': True, **widgets.widget_serialization}
+sync_widget = {'sync': True}
+sync_widget.update(widgets.widget_serialization)
 
 @register_noview
 class ROSConnection(widgets.Widget):
