requests/models.py
<<<<<<< SEARCH
        elif host.startswith(u'*'):
            raise InvalidURL('URL has an invalid label.')
=======
        elif host.startswith(u'*'):
            raise InvalidURL('URL has an invalid label.')
        else:
            try:
                host.encode('idna')
            except UnicodeError:
                raise InvalidURL('URL has an invalid label.')
>>>>>>> REPLACE