'Return the list of routes.
:return: A list of route objects.
:rtype: ``list`` of :class:`GCERoute`'

def ex_list_routes(self):

    list_routes = []
    request = '/global/routes'
    response = self.connection.request(request, method='GET').object
    list_routes = [self._to_route(n) for n in response.get('items', [])]
    return list_routes
