def is_valid_url(self):
        return urls.valid_url(self.url)
:return: IP glob in common representational format.
dataset/ETHPy150Open codelucas/newspaper/newspaper/article.py/Article.is_valid_url--crossover with--dataset/ETHPy150Open drkjam/netaddr/netaddr/ip/glob.py/IPGlob.__str__