tce-load -i compiletc py3.6cairo-dev gobject-introspection-dev

cd pygobject-3.22.0

cd /usr/local/bin
sudo rm python
sudo ln -s python3.6 python

mkdir python3.6
cd python3.6

CC="gcc -flto -fuse-linker-plugin -mtune=generic -Os -pipe" CXX="g++ -flto -fuse-linker-plugin -mtune=generic -Os -pipe -fno-exceptions -fno-rtti" ../configure --prefix=/usr/local --localstatedir=/var --with-python=/usr/local/bin/python3.6

find . -name Makefile -type f -exec sed -i 's/-g -O2//g' {} \;

make
cd ..
sudo make -C python3.6 install

        pygobject 3.22.0

        Using python interpreter:       /usr/local/bin/python3.6
        cairo support:                  yes
        thread support:                 yes
        code coverage support:          no