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Add voluptuous

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Fabian Affolter 2016-09-07 09:05:35 +02:00
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source/developers/platform_example_light.markdown
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@ -11,7 +11,7 @@ footer: true
This example is for adding support for the imaginary Awesome Lights. It shows the different best practices for developing a platform. This example is for adding support for the imaginary Awesome Lights. It shows the different best practices for developing a platform.
Similar to Example Sensor Platform, Copy the code below and create it as a file in `<config_dir>/custom_components/light/awesomelights.py`. Similar to Example Sensor Platform, copy the code below, and create it as a file in `<config_dir>/custom_components/light/awesomelights.py`.
Add the following to your configuration.yaml: Add the following to your configuration.yaml:
@ -28,34 +28,40 @@ Note the `platform` name matches the filename for the source code.
```python ```python
import logging import logging
import voluptuous as vol
# Import the device class from the component that you want to support # Import the device class from the component that you want to support
from homeassistant.components.light import ATTR_BRIGHTNESS, Light from homeassistant.components.light import ATTR_BRIGHTNESS, Light, PLATFORM_SCHEMA
from homeassistant.const import CONF_HOST, CONF_USERNAME, CONF_PASSWORD from homeassistant.const import CONF_HOST, CONF_USERNAME, CONF_PASSWORD
import homeassistant.helpers.config_validation as cv
# Home Assistant depends on 3rd party packages for API specific code. # Home Assistant depends on 3rd party packages for API specific code.
REQUIREMENTS = ['awesome_lights==1.2.3'] REQUIREMENTS = ['awesome_lights==1.2.3']
_LOGGER = logging.getLogger(__name__) _LOGGER = logging.getLogger(__name__)
# Validation of the user's configuration
PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
vol.Required(CONF_HOST): cv.string,
vol.Optional(CONF_USERNAME, default='admin'): cv.string,
vol.Optional(CONF_PASSWORD): cv.string,
})
def setup_platform(hass, config, add_devices, discovery_info=None): def setup_platform(hass, config, add_devices, discovery_info=None):
"""Setup the Awesome Light platform.""" """Setup the Awesome Light platform."""
import awesomelights import awesomelights
# Validate passed in config # Assign configuration variables. The configuration check takes care they are
# present.
host = config.get(CONF_HOST) host = config.get(CONF_HOST)
username = config.get(CONF_USERNAME) username = config.get(CONF_USERNAME)
password = config.get(CONF_PASSWORD) password = config.get(CONF_PASSWORD)
if host is None or username is None or password is None:
_LOGGER.error('Invalid config. Expected %s, %s and %s',
CONF_HOST, CONF_USERNAME, CONF_PASSWORD)
return False
# Setup connection with devices/cloud # Setup connection with devices/cloud
hub = awesomelights.Hub(host, username, password) hub = awesomelights.Hub(host, username, password)
# Verify that passed in config works # Verify that passed in configuration works
if not hub.is_valid_login(): if not hub.is_valid_login():
_LOGGER.error('Could not connect to AwesomeLight hub') _LOGGER.error('Could not connect to AwesomeLight hub')
return False return False