Function serialize

Lib/test/test_xml_etree.py:167–178

(elem, to_string=True, encoding='unicode', **options)

def serialize(elem, to_string=True, encoding='unicode', **options):
    if encoding != 'unicode':
        file = io.BytesIO()
    else:
        file = io.StringIO()
    tree = ET.ElementTree(elem)
    tree.write(file, encoding=encoding, **options)
    if to_string:
        return file.getvalue()
    else:
        file.seek(0)
        return file

def summarize_list(seq):
    return [elem.tag for elem in seq]