Using TreeStore with "float" column, e.g. self.treestore = gtk.TreeStore(float) the widget shows floating point numbers with a precision of 6 digits, like 34.234566 or 22.000000 How can you get a precision of only 1 or 2 digits, like 34.23 or 22.0 ? -- Johann Schatzer PGP key: 0x4212C694