Install python stuff in an unprivileged way

install_jinja2_unprivileged.sh

#!/bin/bash
# requires curl and python 2.7 to be installed

curl -s -o get-pip.py -L https://bootstrap.pypa.io/get-pip.py && \
  python get-pip.py --root $(pwd)/tmppython

PATH=$(pwd)/tmppython/usr/local/bin:$PATH \
PYTHONPATH=$(pwd)/tmppython/usr/local/lib/python2.7/dist-packages/:$PYTHONPATH \
  pip install --root $(pwd)/tmppython virtualenv

PATH=$(pwd)/tmppython/usr/local/bin:$PATH \
PYTHONPATH=$(pwd)/tmppython/usr/local/lib/python2.7/dist-packages/:$PYTHONPATH \
  virtualenv .

. bin/activate && \
  ./bin/pip install jinja2