I have to add that, since Ubuntu 16.04 repositories doesn't provide neither python-gtkspell nor python-gnome2-extras, I have installed python-gtkspell from a .deb package (http://packages.ubuntu.com/wily/i386/python-gtkspell/download).
I have to add that, since Ubuntu 16.04 repositories doesn't provide neither python-gtkspell nor python- gnome2- extras, I have installed python-gtkspell from a .deb package (http:// packages. ubuntu. com/wily/ i386/python- gtkspell/ download).