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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 cut_blockquote(html_message):
    ''' Cuts the last non-nested blockquote with wrapping elements.'''
    quote = html_message.xpath(
        '(.//blockquote)'
        '[not(@class="gmail_quote") and not(ancestor::blockquote)]'
        '[last()]')

    if quote:
        quote = quote[0]
        quote.getparent().remove(quote)
        return True