require_gcc
install_package "pypy2-v5.4.1-src" "https://bitbucket.org/pypy/pypy/downloads/pypy2-v5.4.1-src.tar.bz2#45dbc50c81498f6f1067201b8fc887074b43b84ee32cc47f15e7db17571e9352" "pypy_builder" verify_py27 ensurepip