Hacky super-compact HTML generator for python

tags.py

#
#   Simple Inline X/HTML Generator
#   by Toni Mattis
#
'''
Example usage:

    from tags import *
    print div(cls = 'myclass')[ p['Hello'], hr, p[strong['World']] ]
    
'''

REPLACE = {
    'cls':  'class'
}

class Tag(object):

    def __init__(self, name, **attrs):
        self._name = name
        self._attrs = attrs
        self._subtags = []

    def _gettag(self, name):
        return Tag(name)

    def __str__(self):
        attr_str = (' ' + ' '.join(
            ['%s="%s"' % (k, v) for k, v in self._attrs.items()])) \
            if self._attrs else ''
        if self._subtags:
            return '<%s%s>' % (self._name, attr_str) \
                   + ''.join(map(str, self._subtags)) \
                   + '</%s>' % self._name
        else:
            return '<%s%s />' % (self._name, attr_str)

    def __call__(self, **kwargs):
        attrs = {(REPLACE[k] if k in REPLACE else k) : v
                 for k, v in kwargs.items()}
        t = Tag(self._name, **attrs)
        t._subtags = self._subtags
        return t

    def __getitem__(self, args):
        t = Tag(self._name, **self._attrs)
        if isinstance(args, tuple) or isinstance(args, list):
            t._subtags = args
        else:
            t._subtags = [args]
        return t    

    __repr__ = __str__

TAGS = (
    'html', 'head', 'title', 'body', 'link', 'meta', 'script', 'style', 'base',
    'noscript',
    'section', 'nav', 'article', 'aside', 'h1', 'h2', 'h3', 'h4', 'h5', 'h6',
    'header', 'footer', 'address', 'main',
    'div', 'p', 'br', 'hr', 'pre', 'blockquote',
    'ol', 'ul', 'li', 'dl', 'dt', 'dd', 'figure', 'figcaption',
    'table', 'td', 'th', 'tr', 'thead', 'tbody', 'tfoot', 'col', 'caption', 'colgroup',
    'a', 'em', 'strong', 'small', 's', 'cite', 'q', 'code', 'var', 'samp', 'sub', 'sup',
    'i', 'b', 'u',
    'span',
    'img', 'param', 'video', 'audio', 'svg', 'area',
    'form', 'fieldset', 'legend', 'label', 'input', 'button', 'select',
    'optgroup', 'option', 'textarea', 'output', 'progress', 'meter',
    )

for tag in TAGS:
    globals()[tag] = Tag(tag)

I have something like this here but for the command line:

git.checkout.master()
git.commit('-m', 'a commit')()