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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 get_short_url(self, entry):
 """ Return the short url in HTML. """

        try:
            short_url = entry.short_url
        except NoReverseMatch:
            short_url = entry.get_absolute_url()
        return format_html('<a href="{url}" target="blank">{url}</a>',
                           url=short_url)