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Merge pull request #259 from lurch/patch-2

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Ensure CompositeDevice._order has deterministic behaviour
This commit is contained in:
Dave Jones
2016-04-07 20:49:34 +01:00
parent bfd8497308 53dc1750c1
commit f746ecb7cc
1 changed files with 1 additions and 1 deletions
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2
gpiozero/devices.py
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@@ -260,7 +260,7 @@ class CompositeDevice(Device):
self._tuple = None
self._order = kwargs.pop('_order', None)
if self._order is None:
self._order = kwargs.keys()
self._order = sorted(kwargs.keys())
self._order = tuple(self._order)
for missing_name in set(kwargs.keys()) - set(self._order):
raise CompositeDeviceBadOrder('%s missing from _order' % missing_name)