@property
def extra_state_attributes(self) -> Optional[Dict[(str, Any)]]:
    'Return entity specific state attributes.\n\n        Implemented by platform classes. Convention for attribute names\n        is lowercase snake_case.\n        '
    return None
Return entity specific state attributes.

Implemented by platform classes. Convention for attribute names
is lowercase snake_case.
@property
def extra_state_attributes(self) -> Optional[Dict[(str, Any)]]:
    'Return entity specific state attributes.\n\n        Implemented by platform classes. Convention for attribute names\n        is lowercase snake_case.\n        '
    return None