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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 delete_tag_from_bookmark(self, bookmark_id, tag_id):
 """ Remove a single tag from a bookmark. The identified bookmark must belong to the current user. :param bookmark_id: ID of the bookmark to delete. """

        url = self._generate_url('bookmarks/{0}/tags/{1}'.format(
            bookmark_id, tag_id))
        return self.delete(url)