fix for python 3
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@ -292,7 +292,7 @@ class Receiver(object):
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raise IndexError(key)
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raise IndexError(key)
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def __len__(self):
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def __len__(self):
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return reduce(lambda partial, item: partial if item is None else partial + 1, self._devices.values(), 0)
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return len([d for d in self._devices.values() if d is not None])
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def __contains__(self, dev):
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def __contains__(self, dev):
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if type(dev) == int:
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if type(dev) == int:
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