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Merge pull request #2261 from mitya57/stable

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transforms: Don't try to call has_child on parent nodes that are None
This commit is contained in:
Georg Brandl 2016-01-22 19:41:11 +01:00
commit f2d264febe
1 changed files with 2 additions and 2 deletions
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4
sphinx/transforms.py
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@ -121,13 +121,13 @@ class AutoNumbering(Transform):
if has_child(node, nodes.caption): if has_child(node, nodes.caption):
self.document.note_implicit_target(node) self.document.note_implicit_target(node)
elif isinstance(node, nodes.image): elif isinstance(node, nodes.image):
if has_child(node.parent, nodes.caption): if node.parent and has_child(node.parent, nodes.caption):
self.document.note_implicit_target(node.parent) self.document.note_implicit_target(node.parent)
elif isinstance(node, nodes.table): elif isinstance(node, nodes.table):
if has_child(node, nodes.title): if has_child(node, nodes.title):
self.document.note_implicit_target(node) self.document.note_implicit_target(node)
elif isinstance(node, nodes.literal_block): elif isinstance(node, nodes.literal_block):
if has_child(node.parent, nodes.caption): if node.parent and has_child(node.parent, nodes.caption):
self.document.note_implicit_target(node.parent) self.document.note_implicit_target(node.parent)