setting _comm to None

12 years ago · 1bbc915ac0
parent ea52ef8704
commit 1bbc915ac0
1 changed files with 1 additions and 0 deletions
--- a/IPython/html/widgets/widget.py
+++ b/IPython/html/widgets/widget.py
@ -167,6 +167,7 @@ class Widget(LoggingConfigurable):
        del Widget.widgets[self.model_id]
        if self._comm is not None:
            self._comm.close()
+        self._comm = None
    
    def send_state(self, key=None):
        """Sends the widget state, or a piece of it, to the front-end.