post_install() {
  cd mingw32
  local _prefix=$(pwd -W)
  cd -
  local _it
  for _it in iptest iptest3 ipython ipython3; do
    sed -e "s|/mingw32|${_prefix}|g" \
        -i ${_prefix}/bin/${_it}
  done
}

post_upgrade() {
  post_install
}