def main():
    init_app(set_backends=True, routes=False)

    # drop all styles
    CitationStyle.remove()

    total = 0

    for style_file in get_style_files(settings.CITATION_STYLES_PATH):
        with open(style_file, 'r') as f:
            try:
                root = etree.parse(f).getroot()
            except etree.XMLSyntaxError:
                continue
            total += 1
            namespace = root.nsmap.get(None)
            selector = '{{{ns}}}info/{{{ns}}}'.format(ns=namespace)

            # Required
            fields = {
                '_id': os.path.splitext(os.path.basename(style_file))[0],
                'title': root.find(selector + 'title').text,
            }

            # Optional
            try:
                fields['short_title'] = root.find(selector + "title-short").text
            except __HOLE__:
                pass

            try:
                fields['summary'] = root.find(selector + 'summary').text
            except AttributeError:
                pass

            style = CitationStyle(**fields)
            style.save()

    return total
dataset/ETHPy150Open CenterForOpenScience/osf.io/scripts/parse_citation_styles.py/main