import logging
from enum import Enum

LOGGER = logging.getLogger('AppDaemon._globals')


GLOBAL_VAR = 'Hello, World!'


def global_function() -> None:
    LOGGER.info('This is a global function.')


class GlobalClass:
    def __init__(self) -> None:
        self.value = 'This is a global class instance.'

    def display(self) -> None:
        LOGGER.info(self.value)


class ModeSelect(Enum):
    MODE_A = 'mode_a'
    MODE_B = 'mode_b'
    MODE_C = 'mode_c'


GLOBAL_MODE = ModeSelect.MODE_C