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Paulus Schoutsen 2017-07-28 23:41:50 -07:00 • committed by GitHub
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@ -37,4 +37,4 @@ REQUIREMENTS = [
### {% linkable_title Component/platform communication %} ### {% linkable_title Component/platform communication %}
1. If you need to share global data with platforms, use the dictionary `hass.data`. `hass.data[DATA_XY]` while `XY` is the component is preferred over `hass.data[DOMAIN]`. 1. If you need to share global data with platforms, use the dictionary `hass.data`. `hass.data[DATA_XY]` while `XY` is the component is preferred over `hass.data[DOMAIN]`.
2. If the component fetches data that causes related platform entities to update, 2. If the component fetches data that causes it's related platform entities to update, you can notify them using the dispatcher code in `homeassistant.helpers.dispatcher`.