Update climate.py

from homeassistant.components.climate import (

    STATE_HEAT, STATE_COOL, STATE_AUTO, STATE_DRY, ClimateDevice,

    SUPPORT_OPERATION_MODE, SUPPORT_TARGET_TEMPERATURE, SUPPORT_FAN_MODE,

    SUPPORT_ON_OFF, PLATFORM_SCHEMA)

    SUPPORT_ON_OFF, PLATFORM_SCHEMA, DOMAIN)

from homeassistant.const import (

    CONF_NAME, STATE_OFF, STATE_ON, STATE_UNKNOWN, ATTR_TEMPERATURE,

    PRECISION_HALVES, PRECISION_TENTHS, PRECISION_WHOLE)

_LOGGER = logging.getLogger(__name__)

VERSION = '1.1.1'

DEFAULT_NAME = "SmartIR Climate"

CONF_DEVICE_CODE = 'device_code'

        """Return the supported step of target temperature."""

        return self._precision

    @property

    def precision(self):

        """Return the precision of the system."""

        return PRECISION_TENTHS

    @property

    def operation_list(self):

        """Return the list of available operation modes."""