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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 expand_db_attributes(attrs, for_editor):
 """ Given a dictionary of attributes, find the corresponding link instance and return its HTML representation. :param attrs: dictionary of link attributes. :param for_editor: whether or not HTML is for editor. :rtype: str. """

        try:
            editor_attrs    = ''
            link            = Link.objects.get(id=attrs['id'])

            if for_editor:
                editor_attrs = 'data-linktype="link" data-id="{0}" '.format(
                    link.id
                )

            return '<a {0}href="{1}" title="{2}">'.format(
                editor_attrs,
                escape(link.get_absolute_url()),
                link.title
            )
        except Link.DoesNotExist:
            return '<a>'