old_contents: """Init file for HassIO supervisor rest api."""
  import logging
  
  import voluptuous as vol
  
  from .util import api_process, api_process_hostcontroll, api_validate
  from ..const import ATTR_VERSION, ATTR_CURRENT, ATTR_BETA, HASSIO_VERSION
  
  _LOGGER = logging.getLogger(__name__)
  
  SCHEMA_OPTIONS = vol.Schema({
      vol.Optional(ATTR_BETA): vol.Boolean(),
  })
  
  SCHEMA_VERSION = vol.Schema({
      vol.Optional(ATTR_VERSION): vol.Coerce(str),
  })
  
  
  class APISupervisor(object):
      """Handle rest api for supervisor functions."""
  
      def __init__(self, config, loop, host_controll):
          """Initialize supervisor rest api part."""
          self.config = config
          self.loop = loop
          self.host_controll = host_controll
  
      @api_process
      async def ping(self, request):
          """Return ok for signal that the api is ready."""
          return True
  
      @api_process
      async def info(self, request):
          """Return host information."""
          info = {
              ATTR_VERSION: HASSIO_VERSION,
              ATTR_CURRENT: self.config.current_hassio,
              ATTR_BETA: self.config.upstream_beta,
          }
  
          return info
  
      @api_process
      async def options(self, request):
          """Set supervisor options."""
          body = await api_validate(SCHEMA_OPTIONS, request)
  
          if ATTR_BETA in body:
              self.config.upstream_beta = body[ATTR_BETA]
  
          return self.config.save()
  
      @api_process_hostcontroll
      async def update(self, request):
          """Update host OS."""
          body = await api_validate(SCHEMA_VERSION, request)
          version = body.get(ATTR_VERSION, self.config.current_hassio)
  
          if version == HASSIO_VERSION:
              raise RuntimeError("%s is already in use.", version)
  
          return await self.host_controll.supervisor_update(version=version)
  
new_contents: """Init file for HassIO supervisor rest api."""
  import logging
  
  import voluptuous as vol
  
  from .util import api_process, api_process_hostcontroll, api_validate
  from ..const import ATTR_VERSION, ATTR_CURRENT, ATTR_BETA, HASSIO_VERSION
  
  _LOGGER = logging.getLogger(__name__)
  
  SCHEMA_OPTIONS = vol.Schema({
      # pylint: disable=no-value-for-parameter
      vol.Optional(ATTR_BETA): vol.Boolean(),
  })
  
  SCHEMA_VERSION = vol.Schema({
      vol.Optional(ATTR_VERSION): vol.Coerce(str),
  })
  
  
  class APISupervisor(object):
      """Handle rest api for supervisor functions."""
  
      def __init__(self, config, loop, host_controll):
          """Initialize supervisor rest api part."""
          self.config = config
          self.loop = loop
          self.host_controll = host_controll
  
      @api_process
      async def ping(self, request):
          """Return ok for signal that the api is ready."""
          return True
  
      @api_process
      async def info(self, request):
          """Return host information."""
          info = {
              ATTR_VERSION: HASSIO_VERSION,
              ATTR_CURRENT: self.config.current_hassio,
              ATTR_BETA: self.config.upstream_beta,
          }
  
          return info
  
      @api_process
      async def options(self, request):
          """Set supervisor options."""
          body = await api_validate(SCHEMA_OPTIONS, request)
  
          if ATTR_BETA in body:
              self.config.upstream_beta = body[ATTR_BETA]
  
          return self.config.save()
  
      @api_process_hostcontroll
      async def update(self, request):
          """Update host OS."""
          body = await api_validate(SCHEMA_VERSION, request)
          version = body.get(ATTR_VERSION, self.config.current_hassio)
  
          if version == HASSIO_VERSION:
              raise RuntimeError("%s is already in use.", version)
  
          return await self.host_controll.supervisor_update(version=version)
  
subject: fix lint