def fast(self):
        """Access the 'fast' dimension

        This mode yields iline or xline mode, depending on which one is laid
        out `faster`, i.e. the line with linear disk layout. Use this mode if
        the inline/crossline distinction isn't as interesting as traversing in
        a fast manner (typically when you want to apply a function to the whole
        file, line-by-line).

        Returns
        -------
        fast : Line
            line addressing mode

        Notes
        -----
        .. versionadded:: 1.1
        """
        if self.sorting == TraceSortingFormat.INLINE_SORTING:
            return self.iline
        elif self.sorting == TraceSortingFormat.CROSSLINE_SORTING:
            return self.xline
        else:
            raise RuntimeError("Unknown sorting.")
def fast ( self ) : if self . sorting == TraceSortingFormat . INLINE_SORTING : return self . iline elif self . sorting == TraceSortingFormat . CROSSLINE_SORTING : return self . xline else : raise RuntimeError ( "Unknown sorting." )
Access the 'fast' dimension

        This mode yields iline or xline mode, depending on which one is laid
        out `faster`, i.e. the line with linear disk layout. Use this mode if
        the inline/crossline distinction isn't as interesting as traversing in
        a fast manner (typically when you want to apply a function to the whole
        file, line-by-line).

        Returns
        -------
        fast : Line
            line addressing mode

        Notes
        -----
        .. versionadded:: 1.1