Binary package “python-gtksourceview2” in ubuntu xenial

Python bindings for the GtkSourceView widget

 GtkSourceView is a text widget that extends the standard GTK+ 2.x text
 widget GtkTextView. It improves GtkTextView by implementing syntax
 highlighting and other features typical of a source editor.
 .
 This package contains the Python bindings for GtkSourceView, and allows
 to write Python programs that use the GtkSourceView widget.