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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def scroll_one_line_down(event):
 """ scroll_offset += 1 """

    w = find_window_for_buffer_name(event.cli, event.cli.current_buffer_name)
    b = event.cli.current_buffer

    if w:
        # When the cursor is at the top, move to the next line. (Otherwise, only scroll.)
        if w.render_info:
            info = w.render_info

            if w.vertical_scroll < info.content_height - info.window_height:
                if info.cursor_position.y <= info.configured_scroll_offsets.top:
                    b.cursor_position += b.document.get_cursor_down_position()

                w.vertical_scroll += 1