diff --git a/tabxlsx.py b/tabxlsx.py
index c753cb7..a9bd99a 100755
--- a/tabxlsx.py
+++ b/tabxlsx.py
@@ -22,6 +22,7 @@
 # from openpyxl.styles.cell_style import CellStyle as Style
 # from openpyxl.styles.alignment import Alignment
 # from openpyxl.utils import get_column_letter
+# (have a look at 'make_workbook' for the generation part)
 
 from logging import getLogger
 logg = getLogger("TABXLSX")