def fout(self, output, newline=True):
        if output is not None:
            self.out(self.fmt(output), newline=newline)
Convert the libcloud GCEAddress object into something more serializable.
dataset/ETHPy150Open softlayer/softlayer-python/SoftLayer/CLI/environment.py/Environment.fout--crossover with--dataset/ETHPy150Open saltstack/salt/salt/cloud/clouds/gce.py/_expand_address