本文整理汇总了Python中homeassistant.helpers.typing.HomeAssistantType.data[KNOWN_CHROMECASTS_KEY][key]方法的典型用法代码示例。如果您正苦于以下问题：Python HomeAssistantType.data[KNOWN_CHROMECASTS_KEY][key]方法的具体用法？Python HomeAssistantType.data[KNOWN_CHROMECASTS_KEY][key]怎么用？Python HomeAssistantType.data[KNOWN_CHROMECASTS_KEY][key]使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类homeassistant.helpers.typing.HomeAssistantType的用法示例。
在下文中一共展示了HomeAssistantType.data[KNOWN_CHROMECASTS_KEY][key]方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: async_setup_platform
# 需要导入模块: from homeassistant.helpers.typing import HomeAssistantType [as 别名]
# 或者: from homeassistant.helpers.typing.HomeAssistantType import data[KNOWN_CHROMECASTS_KEY][key] [as 别名]
async def async_setup_platform(hass: HomeAssistantType, config: ConfigType,
async_add_devices, discovery_info=None):
"""Set up the cast platform."""
import pychromecast
# Import CEC IGNORE attributes
pychromecast.IGNORE_CEC += config.get(CONF_IGNORE_CEC, [])
hass.data.setdefault(ADDED_CAST_DEVICES_KEY, {})
hass.data.setdefault(KNOWN_CHROMECASTS_KEY, {})
# None -> use discovery; (host, port) -> manually specify chromecast.
want_host = None
if discovery_info:
want_host = (discovery_info.get('host'), discovery_info.get('port'))
elif CONF_HOST in config:
want_host = (config.get(CONF_HOST), DEFAULT_PORT)
enable_discovery = False
if want_host is None:
# We were explicitly told to enable pychromecast discovery.
enable_discovery = True
elif want_host[1] != DEFAULT_PORT:
# We're trying to add a group, so we have to use pychromecast's
# discovery to get the correct friendly name.
enable_discovery = True
if enable_discovery:
@callback
def async_cast_discovered(chromecast):
"""Callback for when a new chromecast is discovered."""
if want_host is not None and \
(chromecast.host, chromecast.port) != want_host:
return # for groups, only add requested device
cast_device = _async_create_cast_device(hass, chromecast)
if cast_device is not None:
async_add_devices([cast_device])
async_dispatcher_connect(hass, SIGNAL_CAST_DISCOVERED,
async_cast_discovered)
# Re-play the callback for all past chromecasts, store the objects in
# a list to avoid concurrent modification resulting in exception.
for chromecast in list(hass.data[KNOWN_CHROMECASTS_KEY].values()):
async_cast_discovered(chromecast)
hass.async_add_job(_setup_internal_discovery, hass)
else:
# Manually add a "normal" Chromecast, we can do that without discovery.
try:
chromecast = await hass.async_add_job(
pychromecast.Chromecast, *want_host)
except pychromecast.ChromecastConnectionError as err:
_LOGGER.warning("Can't set up chromecast on %s: %s",
want_host[0], err)
raise PlatformNotReady
key = (chromecast.host, chromecast.port, chromecast.uuid)
cast_device = _async_create_cast_device(hass, chromecast)
if cast_device is not None:
hass.data[KNOWN_CHROMECASTS_KEY][key] = chromecast
async_add_devices([cast_device])