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Fix notify_trait getting called too early.

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This commit is contained in:
Jonathan Frederic 2014-09-25 14:51:38 -07:00
parent aec576a5f2
commit 341527779b
1 changed files with 2 additions and 2 deletions
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4
IPython/html/widgets/widget.py
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@ -327,11 +327,11 @@ class Widget(LoggingConfigurable):
# Trigger default traitlet callback machinery. This allows any user
# registered validation to be processed prior to allowing the widget
# machinery to handle the state.
super(Widget, self)._notify_trait(name, old_value, new_value)
LoggingConfigurable._notify_trait(self, name, old_value, new_value)
# Send the state after the user registered callbacks for trait changes
# have all fired (allows for user to validate values).
if name in self.keys:
if self.comm is not None and name in self.keys:
# Make sure this isn't information that the front-end just sent us.
if self._should_send_property(name, new_value):
# Send new state to front-end