def __init__(self, items, switch_programs_file=None):
Proxy.__init__(self, items)
Switch.__init__(self)
with open(switch_programs_file) as data_file:
self.switch_programs = json.load(data_file)
for switch in self.items:
self.items[switch].set_forward(self)
def __init__(self, items):
Proxy.__init__(self, items)
Writer.__init__(self)
