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Fix race condition in template components.

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This commit is contained in:
pavoni 2016-03-17 10:58:22 +00:00
parent 179c6efff7
commit 4e7160139e
4 changed files with 5 additions and 5 deletions
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2
homeassistant/components/binary_sensor/template.py
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@ -91,7 +91,7 @@ class BinarySensorTemplate(BinarySensorDevice):
hass.bus.listen(EVENT_STATE_CHANGED, self._event_listener)
def _event_listener(self, event):
if not hasattr(self, 'hass'):
if not hasattr(self, 'hass') or self.hass is None:
return
self.update_ha_state(True)