rendered paste body./src/widgets.py:24: GtkWarning: gtk_notebook_set_tab_label: assertion `GTK_IS_WIDGET (child)' failed xml = gtk.glade.XML(rootdir + '/src/gui/gui.glade', window)./src/widgets.py:19: GtkWarning: gtk_notebook_set_tab_label: assertion `GTK_IS_WIDGET (child)' failed xml = gtk.glade.XML(rootdir + '/src/gui/gui.glade')./src/libs.py:21: DeprecationWarning: use GdkColormap.alloc_color colour = map.alloc("#FF9999") # light red./src/libs.py:22: GtkWarning: gtk_notebook_set_tab_label: assertion `GTK_IS_WIDGET (child)' failed xml = gtk.glade.XML(rootdir + '/src/gui/gui.glade')Traceback (most recent call last): File "./main.py", line 24, in ? libs.ChangeColorSide() File "./src/libs.py", line 24, in ChangeColorSide gtk.EventBox.modify_bg(colorbox, "GTK_STATE_NORMAL", colour)NameError: global name 'colorbox' is not defined