# Note: depends on pkg-config
# Note: depends on libffi
# Note: depends on Python
# Note: depends on setuptools
wget -c https://github.com/pallets/werkzeug/archive/0.15.4/werkzeug-0.15.4.tar.gz
tar -xzf werkzeug-0.15.4.tar.gz
cd werkzeug-0.15.4
python3 setup.py build
python3 setup.py install # as root