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@@ -134,8 +134,7 @@ class TreeModel(object):
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node.parent.children.remove(node)
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else:
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# node is root
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- for n in node.children:
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- node.children.remove(n)
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+ del node.children[:]
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def SortChildren(self, node):
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"""Sorts children alphabetically based on label."""
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Anna Petrasova