Add executables installed by pip to /usr/bin:/bin:/usr/sbin:/sbin:/usr/local/bin:/opt/X11/bin:/Applications/Postgres.app/Contents/MacOS/bin:/Users/Lewis/.rbenv/shims:/usr/local/sbin:/usr/local/share/npm/bin:/usr/local/go/bin:/Users/Lewis/Programming/play-2.1.0:/Users/Lewis/bin