def login_required(f):
    """Decorator function to check if user is loged in.

    :raises: :class:`FMBaseError` if not logged in
    """

    @wraps(f)
    def check_login(cls, *args, **kwargs):
        if not cls.logged_in:
            raise FMBaseError('Please login to use this method')

        return f(cls, *args, **kwargs)

    return check_login
def login_required ( f ) : @ wraps ( f ) def check_login ( cls , * args , ** kwargs ) : if not cls . logged_in : raise FMBaseError ( 'Please login to use this method' ) return f ( cls , * args , ** kwargs ) return check_login
Decorator function to check if user is loged in.

    :raises: :class:`FMBaseError` if not logged in