__init__.py

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"""Energenie Power-Sockets (EGPS) integration."""
 
from pyegps import PowerStripUSB, get_device
from pyegps.exceptions import MissingLibrary, UsbError
 
from homeassistant.config_entries import ConfigEntry
from homeassistant.const import Platform
from homeassistant.core import HomeAssistant
from homeassistant.exceptions import ConfigEntryError, ConfigEntryNotReady
 
from .const import CONF_DEVICE_API_ID, DOMAIN
 
PLATFORMS = [Platform.SWITCH]
 
 
async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
    """Set up Energenie Power Sockets."""
    try:
        powerstrip: PowerStripUSB | None = get_device(entry.data[CONF_DEVICE_API_ID])
 
    except (MissingLibrary, UsbError) as ex:
        raise ConfigEntryError("Can't access usb devices.") from ex
 
    if powerstrip is None:
        raise ConfigEntryNotReady(
            "Can't access Energenie Power Sockets, will retry later."
        )
 
    hass.data.setdefault(DOMAIN, {})[entry.entry_id] = powerstrip
    await hass.config_entries.async_forward_entry_setups(entry, PLATFORMS)
 
    return True
 
 
async def async_unload_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
    """Unload config entry."""
    if unload_ok := await hass.config_entries.async_unload_platforms(entry, PLATFORMS):
        powerstrip = hass.data[DOMAIN].pop(entry.entry_id)
        powerstrip.release()
 
    if not hass.data[DOMAIN]:
        hass.data.pop(DOMAIN)
 
    return unload_ok