python3.5-config -V (return code: 1)
Usage: /usr/bin/python3.5-config --prefix|--exec-prefix|--includes|--libs|--cflags|--ldflags|--extension-suffix|--help|--abiflags|--configdir
python3.5-config --help (return code: 0)
Usage: /usr/bin/python3.5-config --prefix|--exec-prefix|--includes|--libs|--cflags|--ldflags|--extension-suffix|--help|--abiflags|--configdir