grid(3tk) on Linux
The text 12d759b8a1af, as Debian 9 (Stretch), Debian 8 (Jessie) shipped it.
Geometry manager that arranges widgets in a grid
Flags it lists
-
-column -
-columnspan -
-in -
-ipadx -
-ipady -
-padx -
-pady -
-row -
-rowspan -
-sticky