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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def reconstitute(html):
 """Given a file-like object as ``html``, reconstruct it into models."""

    try:
        htree = etree.parse(html)
    except etree.XMLSyntaxError:
        html.seek(0)
        htree = etree.HTML(html.read())

    xhtml = etree.tostring(htree, encoding='utf-8')
    return adapt_single_html(xhtml)