(self, group_size: int = 4)
Args:
            group_size: Size of each group into which the batch is split
def __init__(self, group_size: int = 4) -> None:
        """

        Args:
            group_size: Size of each group into which the batch is split
        """
        super(MinibatchStdDev, self).__init__()
        self.group_size = group_size
def __init__ ( self , group_size : int = 4 ) -> None : super ( MinibatchStdDev , self ) . __init__ ( ) self . group_size = group_size