<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def to_networkx(self):
 """ Return this network in NetworkX graph object. :return: Network as NetworkX graph object """

        return nx_util.to_networkx(self.session.get(self.__url).json())