old_contents: """
  Allows to configure a switch using RPi GPIO.
  
  For more details about this platform, please refer to the documentation at
  https://home-assistant.io/components/switch.rpi_gpio/
  """
  
  import logging
  
  import homeassistant.components.rpi_gpio as rpi_gpio
  from homeassistant.const import DEVICE_DEFAULT_NAME
  from homeassistant.helpers.entity import ToggleEntity
  
  DEFAULT_INVERT_LOGIC = False
  
  DEPENDENCIES = ['rpi_gpio']
  _LOGGER = logging.getLogger(__name__)
  
  
  # pylint: disable=unused-argument
  def setup_platform(hass, config, add_devices, discovery_info=None):
      """Setup the Raspberry PI GPIO devices."""
      invert_logic = config.get('invert_logic', DEFAULT_INVERT_LOGIC)
  
      switches = []
      ports = config.get('ports')
      for port, name in ports.items():
          switches.append(RPiGPIOSwitch(name, port, invert_logic))
      add_devices(switches)
  
  
  class RPiGPIOSwitch(ToggleEntity):
      """Representation of a  Raspberry Pi GPIO."""
  
      def __init__(self, name, port, invert_logic):
          """Initialize the pin."""
          self._name = name or DEVICE_DEFAULT_NAME
          self._port = port
          self._invert_logic = invert_logic
          self._state = False
          rpi_gpio.setup_output(self._port)
  
      @property
      def name(self):
          """Return the name of the switch."""
          return self._name
  
      @property
      def should_poll(self):
          """No polling needed."""
          return False
  
      @property
      def is_on(self):
          """Return true if device is on."""
          return self._state
  
      def turn_on(self):
          """Turn the device on."""
          rpi_gpio.write_output(self._port, 0 if self._invert_logic else 1)
          self._state = True
          self.update_ha_state()
  
      def turn_off(self):
          """Turn the device off."""
          rpi_gpio.write_output(self._port, 1 if self._invert_logic else 0)
          self._state = False
          self.update_ha_state()
  
new_contents: """
  Allows to configure a switch using RPi GPIO.
  
  For more details about this platform, please refer to the documentation at
  https://home-assistant.io/components/switch.rpi_gpio/
  """
  
  import logging
  
  import homeassistant.components.rpi_gpio as rpi_gpio
  from homeassistant.const import DEVICE_DEFAULT_NAME
  from homeassistant.helpers.entity import ToggleEntity
  
  DEFAULT_INVERT_LOGIC = False
  
  DEPENDENCIES = ['rpi_gpio']
  _LOGGER = logging.getLogger(__name__)
  
  
  # pylint: disable=unused-argument
  def setup_platform(hass, config, add_devices, discovery_info=None):
      """Setup the Raspberry PI GPIO devices."""
      invert_logic = config.get('invert_logic', DEFAULT_INVERT_LOGIC)
  
      switches = []
      ports = config.get('ports')
      for port, name in ports.items():
          switches.append(RPiGPIOSwitch(name, port, invert_logic))
      add_devices(switches)
  
  
  class RPiGPIOSwitch(ToggleEntity):
      """Representation of a  Raspberry Pi GPIO."""
  
      def __init__(self, name, port, invert_logic):
          """Initialize the pin."""
          self._name = name or DEVICE_DEFAULT_NAME
          self._port = port
          self._invert_logic = invert_logic
          self._state = False
          rpi_gpio.setup_output(self._port)
          rpi_gpio.write_output(self._port, 1 if self._invert_logic else 0)
  
      @property
      def name(self):
          """Return the name of the switch."""
          return self._name
  
      @property
      def should_poll(self):
          """No polling needed."""
          return False
  
      @property
      def is_on(self):
          """Return true if device is on."""
          return self._state
  
      def turn_on(self):
          """Turn the device on."""
          rpi_gpio.write_output(self._port, 0 if self._invert_logic else 1)
          self._state = True
          self.update_ha_state()
  
      def turn_off(self):
          """Turn the device off."""
          rpi_gpio.write_output(self._port, 1 if self._invert_logic else 0)
          self._state = False
          self.update_ha_state()
  
subject: Fix initialization state for GPIO switches configured with inverted logic (#2550)