ext.py 文件源码

def map_nested_definitions(nested_content):
    if nested_content is None:
        raise Exception('Nested content should be iterable, not null')
    # build definition dictionary
    definitions = {}
    for item in nested_content:
        if not isinstance(item, nodes.definition_list):
            continue
        for subitem in item:
            if not isinstance(subitem, nodes.definition_list_item):
                continue
            if not len(subitem.children) > 0:
                continue
            classifier = '@after'
            idx = subitem.first_child_matching_class(nodes.classifier)
            if idx is not None:
                ci = subitem[idx]
                if len(ci.children) > 0:
                    classifier = ci.children[0].astext()
            if classifier is not None and classifier not in (
                    '@replace', '@before', '@after'):
                raise Exception('Unknown classifier: %s' % classifier)
            idx = subitem.first_child_matching_class(nodes.term)
            if idx is not None:
                ch = subitem[idx]
                if len(ch.children) > 0:
                    term = ch.children[0].astext()
                    idx = subitem.first_child_matching_class(nodes.definition)
                    if idx is not None:
                        def_node = subitem[idx]
                        def_node.attributes['classifier'] = classifier
                        definitions[term] = def_node
    return definitions