wget https://www.gnuwakes.org/depot/1.1/main/sources/Python-3.6.5.tar.xz

tar -xf Python-3.6.5.tar.xz

wget https://www.gnuwakes.org/depot/1.1/main/sources/python3.patch
cd Python-3.6.5
patch -p1 < ../python3.patch 
cd ..

SOURCES_DIR=$PWD/Python-3.6.5
INSTALL_DIR=$PWD/Python-3.6.5-install
BUILD_DIR=$PWD/Python-3.6.5-build

mkdir $INSTALL_DIR $BUILD_DIR
cd $BUILD_DIR

$SOURCES_DIR/configure --prefix=/usr && \
  make && make DESTDIR=$INSTALL_DIR install