def __init__(self,
                 line: int, prefix_length: int,
                 option_suffix: Text = '') -> None:
        """
        Create a new instance.

        Args:
            line:
                the line to extract, counting from zero
            prefix_length:
                Amount of characters to skip at the beginning of the line
            option_suffix:
                Suffix for each configuration option
        """
        super().__init__(prefix_length, option_suffix)
        self._line = line
def __init__ ( self , line : int , prefix_length : int , option_suffix : Text = '' ) -> None : super ( ) . __init__ ( prefix_length , option_suffix ) self . _line = line
Create a new instance.

        Args:
            line:
                the line to extract, counting from zero
            prefix_length:
                Amount of characters to skip at the beginning of the line
            option_suffix:
                Suffix for each configuration option