from tag import HTMLDocument

doc = HTMLDocument()

with doc.head():
    doc.title('Document')

with doc.body():
    doc.h1('Helo world!', class_="heading")
    users = ['Marry', 'John', 'Bob']
    with doc.ul(id='user-list'):
        for name in users:
            doc.li(name)

print(doc.render())