transforms.py 文件源码

def apply(self):
        def has_child(node, cls):
            return any(isinstance(child, cls) for child in node)

        for node in self.document.traverse(nodes.Element):
            if isinstance(node, nodes.figure):
                if has_child(node, nodes.caption):
                    self.document.note_implicit_target(node)
            elif isinstance(node, nodes.image):
                if node.parent and has_child(node.parent, nodes.caption):
                    self.document.note_implicit_target(node.parent)
            elif isinstance(node, nodes.table):
                if has_child(node, nodes.title):
                    self.document.note_implicit_target(node)
            elif isinstance(node, nodes.literal_block):
                if node.parent and has_child(node.parent, nodes.caption):
                    self.document.note_implicit_target(node.parent)