def METHOD_NAME(self):
    """
    Retrieves the fan airflow direction
    Returns:
        A string, either FAN_DIRECTION_INTAKE or FAN_DIRECTION_EXHAUST
        depending on fan direction
    Notes:
        In DellEMC platforms,
        - Forward/Exhaust : Air flows from Port side to Fan side.
        - Reverse/Intake  : Air flows from Fan side to Port side.
    """
    direction = [self.FAN_DIRECTION_INTAKE, self.FAN_DIRECTION_EXHAUST]
    fan_direction = self._get_pmc_register(self.get_fan_dir_reg)
    if (fan_direction != 'ERR') and self.get_presence():
        fan_direction = int(fan_direction, 10)
    else:
        return self.FAN_DIRECTION_NOT_APPLICABLE
    return direction[fan_direction]