Install swig3.0-doc by entering the following commands in the terminal:
sudo apt update sudo apt install swig3.0-doc
Description:
HTML documentation for SWIG
Contains the users' and developers' manuals for SWIG (Simplified Wrapper Interface Generator) 2.0 in HTML format.
Homepage: http://www.swig.org/
Version: 3.0.12-1
Section: universe/doc