How to use the pybotvac.Vorwerk function in pybotvac

def __init__(self, hass, domain_config, neato):
        """Initialize the Neato hub."""
        self.config = domain_config
        self._neato = neato
        self._hass = hass

        if self.config[CONF_VENDOR] == "vorwerk":
            self._vendor = Vorwerk()
        else:  # Neato
            self._vendor = Neato()

        self.my_neato = None
        self.logged_in = False

def try_login(username, password, vendor):
        """Try logging in to device and return any errors."""
        this_vendor = None
        if vendor == "vorwerk":
            this_vendor = Vorwerk()
        else:  # Neato
            this_vendor = Neato()

        try:
            Account(username, password, this_vendor)
        except NeatoLoginException:
            return "invalid_credentials"
        except NeatoRobotException:
            return "unexpected_error"

        return None

def __init__(self, hass, domain_config, neato):
        """Initialize the Neato hub."""
        self.config = domain_config
        self._neato = neato
        self._hass = hass

        if self.config[CONF_VENDOR] == "vorwerk":
            self._vendor = Vorwerk()
        else:  # Neato
            self._vendor = Neato()

        self.my_neato = None
        self.logged_in = False

import sys

from pybotvac import Account, Vorwerk

if sys.version_info[0] < 3:
    input = raw_input

email = input('Enter email\n')
password = input('Enter password\n')

vendor = Vorwerk()


account = Account(email, password, vendor)

print("Robots:")
for robot in account.robots:
    print(robot)
    print()

    print("State:\n", robot.state)
    print()

    print("Schedule enabled:", robot.schedule_enabled)

    print("Disabling schedule")
    robot.schedule_enabled = False

def try_login(username, password, vendor):
        """Try logging in to device and return any errors."""
        this_vendor = None
        if vendor == "vorwerk":
            this_vendor = Vorwerk()
        else:  # Neato
            this_vendor = Neato()

        try:
            Account(username, password, this_vendor)
        except NeatoLoginException:
            return "invalid_credentials"
        except NeatoRobotException:
            return "unexpected_error"

        return None