 slices from file provided that nlines is int. The spacing between adjacent indices in start should be equal to or greater than nlines as pointer in file do not go back on its own.  These parameters are in output of <cite>slice_data</cite></p></li>
</ul>
<p>&gt; Note: <cite>start</cite> should count comments if <cite>exclude</cite> is None. You can use <cite>slice_data</cite> function to get a dictionary of <cite>start,nlines, count, cols, new_shape</cite> and unpack in argument instead of thinking too much