def addbuilddir():
    from distutils.util import get_platform
    s = "build/lib.%s-%.3s" % (get_platform(), sys.version)
    s = os.path.join(os.path.dirname(sys.path[-1]), s)
    sys.path.append(s)
Append ./build/lib.<platform> in case we're running in the build dir
dataset/ETHPy150Open babble/babble/include/jython/Lib/site.py/addbuilddir