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Fixed type in container

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._children was not being set...  Instead the value was being returned (useless).
This commit is contained in:
Jonathan Frederic 2014-01-23 09:12:05 -08:00
parent 91e82218a8
commit 00b39af9cf
1 changed files with 2 additions and 7 deletions
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9
IPython/html/widgets/widget_container.py
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@ -27,12 +27,7 @@ class ContainerWidget(DOMWidget):
children = List(Instance(DOMWidget))
_children = List(Instance(DOMWidget), sync=True)
def __init__(self, *pargs, **kwargs):
"""Constructor"""
DOMWidget.__init__(self, *pargs, **kwargs)
self.on_trait_change(self._validate, ['children'])
def _validate(self, name, old, new):
def _children_changed(self, name, old, new):
"""Validate children list.
Makes sure only one instance of any given model can exist in the
@ -46,7 +41,7 @@ class ContainerWidget(DOMWidget):
def add_item(i):
seen[i.model_id] = True
return i
return [add_item(i) for i in new if not i.model_id in seen]
self._children = [add_item(i) for i in new if not i.model_id in seen]
class PopupWidget(ContainerWidget):